Open Source Jobs in the UK

1 to 25 of 586 Open Source Jobs in the UK

Enterprise Account Executive - APAC

United Kingdom
Canonical Ltd
Open source software is the new default in the enterprise, and Canonical is the new challenger to major enterprise software vendors. We deliver better open source from the data center to cloud and edge. Our Linux distribution Ubuntu is now the leading platform for public cloud compute, and the favorite platform for software engineers, data scientists … and AI developers. Our mission is to accelerate the adoption and quality of open source globally, and our goal is to ship the most software on the planet by cores. A tidal wave of open source innovation is the next phase of the entire enterprise software industry, and we aim to be the most compelling way … as well as databases, message queues, identity, observability, analytics, machine learning and web publishing capabilities. Customers love the idea that they can get security compliance and support for everything open source from a single company. Our goal is to have more solutions on tap than any other vendor, and we have built unique capabilities to make that possible More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer (Open-Source Silicon Methodology)

London, United Kingdom
zeroRISC inc
with full device ownership, control, and visibility. Led by the founders of the OpenTitan secure silicon project, zeroRISC promotes the adoption of high assurance software and services rooted in open silicon. Our products establish an immutable link between hardware and software, enabling trust in devices regardless of their manufacturing or deployment locations. Role Overview As a Software Engineer focusing … on silicon development methodology at zeroRISC, you will help expand the reach of open-source silicon projects like OpenTitan. You will develop adaptable design methodologies for seamless integration across various designs. You will work directly with zeroRISC customers to understand their needs and will design, implement, and maintain software tools supporting our mission of open-source silicon everywhere. We seek engineers with strong software design skills, knowledge of silicon development, enthusiasm for open-source communities, and the ability to learn quickly and adapt. Key Responsibilities Design, develop, and maintain high-quality open-source tools that support sustainable and scalable open silicon design Translate customer requirements into technical solutions that benefit More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

System Software Developer

Nationwide, United Kingdom
Hybrid / WFH Options
ECM Selection (Holdings) Limited
Get paid to write open-source software Do you want to work on software used by billions around the world? Do you believe in the goals of the open-source software community? This team wants to hear from you. You will be working alongside similarly enthusiastic and highly skilled developers building software with open-source projects and making important contributions to the open-source community. You could be working on improvements to WebKit, or building new Linux kernel driver, or one of countless other projects this team tackles, all of them deeply technical. Requirements: • Knowledge and interest in developing systems level software such as kernel drivers, web rendering engines, display servers, or … A/V libraries. • Demonstrable and significant contributions to open-source projects. This includes engagement with the community and understanding of open-source development methodologies not just code commits. • High level of skill in C. Additional knowledge of Rust would be beneficial. • A Computer Science degree or similar experience. You will be working in a globally More ❯
Employment Type: Permanent
Salary: £45000 - £75000/annum DoE + benefits
Posted:

Senior Solutions Architect

London, United Kingdom
Hybrid / WFH Options
Aiven
We're a global team of over 400 people, working together to push the boundaries of open-source technology and multi-cloud solutions. Our vision is to become the trusted Data & AI Platform for everyone, leveraging the most popular open-source technologies like Apache Kafka, Aiven for PostgreSQL, Aiven for Clickhouse, and Aiven for OpenSearch. to … for forward-thinking and innovative approaches. About this team Our Customer Growth team plays a crucial role in our growth and profitability. We want to be the trusted data source data platform for everyone - which, let's face it, is an ambitious target. But thanks to our dedicated sales, pre-sales, and post-sales teams we are growing fast. … Right now, we are looking for a Senior Solutions Architect. Who we are So, how do we become the trusted open source data platform for everyone? By listening closely to our customers and taking action to ensure they achieve their business goals. You see, the software we create is merely a means of delivering value. Our thinking is More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer (Go/MongoDB) (Remote) (London)

London, UK
Hybrid / WFH Options
Percona
at Percona Join to apply for the Senior Software Engineer (Go/MongoDB) (Remote) role at Percona Percona seeks a flexible and efficient Senior Software Engineer to join its Open-Source Software Development team. You will work on Percona's open-source tools for MongoDB and related components, developing new products, features, and bug fixes in … with a geographically distributed team to design and implement new products and tools around MongoDB. Participate in code reviews to ensure high-quality software. Engage with the broader MongoDB open-source community by submitting and reviewing pull requests (PRs) and addressing issues the community raises. Work closely with product managers, QA teams, and community contributors to shape Perconas … environments, optimizing concurrency, data compression, and encryption algorithms to handle multi-terabyte databases with minimal performance degradation across distributed sharded environments Your active participation in the MongoDB or similar open-source community and proven track record of code contributions will set you apart Experience in Linux systems administration, including suitable expertise with file systems, hardware, and networking Communication More ❯
Employment Type: Full-time
Posted:

Big Data Architect (Open source contributor)

City of London, London, United Kingdom
HCLTech
and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of $13+ billion. Location - London Skill - Apache Hadoop We are looking for open-source contributors to Apache projects, who have an in-depth understanding of the code behind the Apache ecosystem, should have experience in Cloudera or similar distribution and should … possess in depth knowledge of bigdata tech stack. Requirement: Experience of platform engineering along with application engineering (hands-on) Experience in design of an open source platform based on Apache framework for Hadoop. Experience in integrating Infra-as-a-Code in their platform (Bespoke implementation from scratch) Experience of design & architect work for the open source Apache platform in hybrid cloud environment Ability to do debug & fix code in the open source Apache code and should be an individual contributor to open source projects. Job description: The Apache Hadoop project requires up to 3 individuals with experience in designing and building platforms, and supporting applications both in cloud environments and on More ❯
Posted:

Big Data Architect (Open source contributor)

London Area, United Kingdom
HCLTech
and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of $13+ billion. Location - London Skill - Apache Hadoop We are looking for open-source contributors to Apache projects, who have an in-depth understanding of the code behind the Apache ecosystem, should have experience in Cloudera or similar distribution and should … possess in depth knowledge of bigdata tech stack. Requirement: Experience of platform engineering along with application engineering (hands-on) Experience in design of an open source platform based on Apache framework for Hadoop. Experience in integrating Infra-as-a-Code in their platform (Bespoke implementation from scratch) Experience of design & architect work for the open source Apache platform in hybrid cloud environment Ability to do debug & fix code in the open source Apache code and should be an individual contributor to open source projects. Job description: The Apache Hadoop project requires up to 3 individuals with experience in designing and building platforms, and supporting applications both in cloud environments and on More ❯
Posted:

Principal Software Engineer - Media Video Driver

Cambridge, Cambridgeshire, United Kingdom
Hybrid / WFH Options
Arm Limited
Job Overview: We are seeking an experienced and driven VPU Technical Lead to lead a high-performing engineering team focused on video codec technologies and open source software development. In this strategic role, you will be at the forefront of architecting, developing, and optimizing software for Video Processing Units, enabling advanced media processing capabilities! You will guide a … team of engineers responsible for building software components that interact with hardware, open source drivers, and multimedia frameworks. The ideal candidate will have deep expertise in video codec standards (e.g., H.264, HEVC, AV1, VP9), strong technical leadership, and a proven track record of contributing to or leading open source projects in the media domain. Responsibilities: Provide … multimedia stacks (e.g., V4L2, FFmpeg, GStreamer). Guide the integration of VPU support into Linux kernel drivers and userspace libraries Collaborate across teams including hardware design, platform software, and open source communities to ensure a robust and scalable video solution. Represent the team and organization in upstream open source communities, advocating for feature inclusion, resolving issues More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer - Croydon, England, United Kingdom; Manchester, England, United Kingdom

Croydon, London, United Kingdom
Jane's Group
in agile environments Good with Observability, Monitoring and Serverless technology Experience providing data for consumption via API Experience and strong understanding of API First principles Our Mission: Creating trusted open-source intelligence has always been our focus. Janes foundational defence intelligence, across military capabilities and order of battle, equipment, events, and defence industry, is verified and validated using … our human-centric tradecraft to deliver the highest levels of assurance. While open-source data is readily available to analysts and decision makers, it can be unmanageable in structure and volume, is not assured, and can be manipulated either intentionally or unintentionally. Janes open-source intelligence is verified and validated through our Tradecraft processes within our … Single Intelligence Environment (SIE). Janes uses a multi-faceted approach to open-source intelligence, developed over 120 years, with all sources assessed for bias/objectivity, reliability, and level of certainty. We excel at capturing and making sense of open-source information to regularly reveal new and timely insights. We provide clients with a definitive More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer - Croydon, England, United Kingdom; Manchester, England, United Kingdom

Manchester, Lancashire, United Kingdom
Jane's Group
in agile environments Good with Observability, Monitoring and Serverless technology Experience providing data for consumption via API Experience and strong understanding of API First principles Our Mission: Creating trusted open-source intelligence has always been our focus. Janes foundational defence intelligence, across military capabilities and order of battle, equipment, events, and defence industry, is verified and validated using … our human-centric tradecraft to deliver the highest levels of assurance. While open-source data is readily available to analysts and decision makers, it can be unmanageable in structure and volume, is not assured, and can be manipulated either intentionally or unintentionally. Janes open-source intelligence is verified and validated through our Tradecraft processes within our … Single Intelligence Environment (SIE). Janes uses a multi-faceted approach to open-source intelligence, developed over 120 years, with all sources assessed for bias/objectivity, reliability, and level of certainty. We excel at capturing and making sense of open-source information to regularly reveal new and timely insights. We provide clients with a definitive More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Cloud Engineer - Croydon, England, United Kingdom; Manchester, England, United Kingdom

Croydon, London, United Kingdom
Hybrid / WFH Options
Jane's Group
Maternity Pay) Paternity (100% of basic salary for 6 weeks) Life cover Access to LinkedIn Learning Access to an on-site gym (only in Croydon) Our Mission: Creating trusted open-source intelligence has always been our focus. Janes foundational defence intelligence, across military capabilities and order of battle, equipment, events, and defence industry, is verified and validated using … our human-centric tradecraft to deliver the highest levels of assurance. While open-source data is readily available to analysts and decision makers, it can be unmanageable in structure and volume, is not assured, and can be manipulated either intentionally or unintentionally. Janes open-source intelligence is verified and validated through our Tradecraft processes within our … Single Intelligence Environment (SIE). Janes uses a multi-faceted approach to open-source intelligence, developed over 120 years, with all sources assessed for bias/objectivity, reliability, and level of certainty. We excel at capturing and making sense of open-source information to regularly reveal new and timely insights. We provide clients with a definitive More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Cloud Engineer - Croydon, England, United Kingdom; Manchester, England, United Kingdom

Manchester, Lancashire, United Kingdom
Hybrid / WFH Options
Jane's Group
Maternity Pay) Paternity (100% of basic salary for 6 weeks) Life cover Access to LinkedIn Learning Access to an on-site gym (only in Croydon) Our Mission: Creating trusted open-source intelligence has always been our focus. Janes foundational defence intelligence, across military capabilities and order of battle, equipment, events, and defence industry, is verified and validated using … our human-centric tradecraft to deliver the highest levels of assurance. While open-source data is readily available to analysts and decision makers, it can be unmanageable in structure and volume, is not assured, and can be manipulated either intentionally or unintentionally. Janes open-source intelligence is verified and validated through our Tradecraft processes within our … Single Intelligence Environment (SIE). Janes uses a multi-faceted approach to open-source intelligence, developed over 120 years, with all sources assessed for bias/objectivity, reliability, and level of certainty. We excel at capturing and making sense of open-source information to regularly reveal new and timely insights. We provide clients with a definitive More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Sales Engineer, EMEA (Remote, Europe)

London, United Kingdom
Hybrid / WFH Options
iXSystems
Founded in Silicon Valley in 2002, TrueNAS is a profitable, growing, self-funded global company that is changing the data storage industry with TrueNAS, the world's most popular Open Source storage software. (Remote/Hybrid) From your home office or regional hubs, iXians across the globe collaborate in real-time to deliver the best customer experience possible. … customers across Europe, Middle East, and Africa to architect, design, and demonstrate storage solutions that solve real business challenges. Our Mission: Help enterprises across EMEA achieve "Storage Freedom" through Open Source economics, delivering enterprise-grade data storage solutions that are more reliable, scalable, and cost-effective than traditional proprietary alternatives. This is a fully remote position in Europe. … health, dental, vision, disability, and life insurance, paid time-off, 401(k), health and flexible spending accounts, stock purchase plan and more. Expected Posting Timelines This position will be open for a minimum of 5 days, a maximum of 90 days. Why join TrueNAS? Founded in Silicon Valley in 2002, TrueNAS is a profitable, growing, self-funded global company More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Product Marketing Manager, Developer Experience

London, United Kingdom
Hybrid / WFH Options
Aiven
We're a global team of over 400 people, working together to push the boundaries of open-source technology and multi-cloud solutions. Our vision is to become the trusted Data & AI Platform for everyone, leveraging the most popular open-source technologies like Apache Kafka, Aiven for PostgreSQL, Aiven for Clickhouse, and Aiven for OpenSearch. to … solving and results over following directions, so we make better decisions for our customers, our products and our employees. Who we are: So, how do we become the trusted open-source data platform for everyone? By listening closely to our customers and taking action to ensure they achieve their business goals. You see, the software we create is … win/loss interviews and continuous feedback loops, directly informing external messaging and proactively refining the product's value proposition. Continuous learning: Proactively stay abreast of the rapidly evolving open-source data landscape, including new features, versions, emerging trends, and the broader market dynamics relevant to the domain. Pre-launch: Lead the cross-functional orchestration of integrated messaging More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer (AI/ML)

Cambridge, Cambridgeshire, United Kingdom
Commonai
is a pioneering community interest company created to support our members as they embrace the opportunities being created by rapid advances in AI technology. Our belief is that collaborative open source development is a critical foundation for companies creating impactful technologies and competing at a global level. As a Software Engineer (AI/ML) you will help build … smart systems, and their components, that leverage the latest open source artificial intelligence and machine learning technologies to solve real world challenges. Open development is at the heart of what we do and we encourage our engineers to play an active role in open source communities. Excellent programming abilities with experience in relevant languages (Python … Rust, C++ and/or Go). Experience with relevant libraries/tools (PyTorch, Tensorflow, Neo4j) and/or AI accelerators (GPU, TPU) is a plus. Deep understanding of open source development processes (RFCs/proposals, GitHub pull requests) with demonstrable contributions to open source projects and/or communities. Exceptional written and verbal communication skills More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

System Software Developer

Cambridge, Cambridgeshire, United Kingdom
Hybrid / WFH Options
Ecm Selection
Do you want to work on software used by billions around the world? Do you believe in the goals of the open-source software community? This team wants to hear from you. You will be working alongside similarly enthusiastic and highly skilled developers building software with open-source projects and making important contributions to the open-source community. You could be working on improvements to WebKit, or building new Linux kernel driver, or one of countless other projects this team tackles, all of them deeply technical. Requirements: Knowledge and interest in developing systems level software such as kernel drivers, web rendering engines, display servers, or A/V libraries. Demonstrable and significant contributions to … open-source projects. This includes engagement with the community and understanding of open-source development methodologies not just code commits. High level of skill in C. Additional knowledge of Rust would be beneficial. A Computer Science degree or similar experience. You will be working in a globally diverse team, so experience and comfort with remote working More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Engineering Manager, Ubuntu Server - Ubuntu Pro

United Kingdom
Hybrid / WFH Options
Canonical Ltd
Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation, and IoT. Our customers include the world's leading public cloud and silicon providers, and industry leaders in many … and partners to coordinate new features, enhancements and integration into various platforms. The successful applicant will be passionate about the future of Ubuntu, mindful of the dynamics of the open source ecosystem, and aware of the needs of large, innovative customers. This is an exciting opportunity for a leader passionate about strong teams, open source software … part of the leadership team and collaborate with other leaders in the organisation Participate in strong engineering process through code and architectural review Engage with teams at Canonical, the open source community and commercial partners Oversee the quality of the Ubuntu Server image family Plan and deliver Ubuntu Server features Work from home with global travel for up More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Solutions Architect - OEM

London, United Kingdom
Hybrid / WFH Options
Aiven
We're a global team of over 400 people, working together to push the boundaries of open-source technology and multi-cloud solutions. Our vision is to become the trusted Data & AI Platform for everyone, leveraging the most popular open-source technologies like Apache Kafka, Aiven for PostgreSQL, Aiven for Clickhouse, and Aiven for OpenSearch. to … help companies accelerate time-to-market, drive efficiency, and build innovative solutions across any cloud. Who we are: So, how do we become the trusted open-source data platform for everyone? By listening closely to our customers and taking action to ensure they achieve their business goals. You see, the software we create is merely a means of … use one of our learning platforms, annual learning budget, and more). Get holistic wellbeing support through our global Employee Assistance Program. Make a Difference at Aiven: Contribute to open-source projects that you find meaningful outside of work - and get paid for it! Our Plankton program recognizes extra work to the open-source ecosystem for More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Staff Software Engineer - Mobile Android Remote UK

United Kingdom
Hybrid / WFH Options
Mozilla Corporation
means we aren't beholden to any shareholders - only to our mission. Along with thousands of volunteer contributors and collaborators all over the world, Mozillians design, build and distribute open-source software that enables people to enjoy the internet on their terms. About the role: If you're passionate about building high-impact software and want to help … means we aren't beholden to any shareholders - only to our mission. Along with thousands of volunteer contributors and collaborators all over the world, Mozillians design, build and distribute open-source software that enables people to enjoy the internet on their terms. About the role: At Mozilla, we're building the future of the web-one that's … to deliver a secure, transparent, and user-centric browser is more important than ever. We're looking for a Staff Android Engineer to help evolve Firefox for Android-an open-source browser with over 100 million downloads on the Google Play Store . In this role, you'll shape architecture, mentor engineers, and drive technical direction while contributing More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Staff Software Engineer - Mobile Android

United Kingdom
Mozilla Corporation
means we aren't beholden to any shareholders - only to our mission. Along with thousands of volunteer contributors and collaborators all over the world, Mozillians design, build and distribute open-source software that enables people to enjoy the internet on their terms. About the role: If you're passionate about building high-impact software and want to help … means we aren't beholden to any shareholders - only to our mission. Along with thousands of volunteer contributors and collaborators all over the world, Mozillians design, build and distribute open-source software that enables people to enjoy the internet on their terms. About the role: At Mozilla, we're building the future of the web-one that's … to deliver a secure, transparent, and user-centric browser is more important than ever. We're looking for a Staff Android Engineer to help evolve Firefox for Android-an open-source browser with over 100 million downloads on the Google Play Store . In this role, you'll shape architecture, mentor engineers, and drive technical direction while contributing More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Strategic Account Manager

London, United Kingdom
Sonatype Inc
Sonatype is the software supply chain security company. We provide the world's best end-to-end software supply chain security solution, combining the only proactive protection against malicious open source, the only enterprise grade SBOM management and the leading open source dependency management platform. This empowers enterprises to create and maintain secure, quality, and innovative … software at scale. As founders of Nexus Repository and stewards of Maven Central, the world's largest repository of Java open-source software, we are software pioneers and our open source expertise is unmatched. We empower innovation with an unparalleled commitment to build faster, safer software and harness AI and data intelligence to mitigate risk, maximize More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Sales Operations Analyst

London, United Kingdom
Sonatype Inc
Sonatype is the software supply chain security company. We provide the world's best end-to-end software supply chain security solution, combining the only proactive protection against malicious open source, the only enterprise grade SBOM management and the leading open source dependency management platform. This empowers enterprises to create and maintain secure, quality, and innovative … software at scale. As founders of Nexus Repository and stewards of Maven Central, the world's largest repository of Java open-source software, we are software pioneers and our open source expertise is unmatched. We empower innovation with an unparalleled commitment to build faster, safer software and harness AI and data intelligence to mitigate risk, maximize More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Manager, Software Engineering GitHub

United Kingdom
Coding Black Females Ltd
the world's leading AI-powered developer platform. In the GitHub code scanning team, we are passionate about ensuring the security and quality of the world's software - from open source to the enterprise. We believe that the best way to secure and improve the quality of software is to detect actionable issues early in the development process … based on your own experience and interests, and the needs of the organization at the time of hiring: Code analysis: Maintaining detection support for multiple programming languages, including: building source code extractors that translate code written in each language into data that CodeQL can understand, keeping up with the latest version of each supported languag writing and maintaining queries … and deliver features to users, with clear focus on quality, reliability, and user experience. You will engage with internal users and external users (both from enterprise customers and the open-source community) to help them succeed with the product. You'll help shape an environment of psychological safety which values experimentation and continuous learning. You'll influence and More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Platform Engineering Manager - Ubuntu for Next-Gen Silicon (London)

London, UK
Hybrid / WFH Options
Canonical
Manager - Ubuntu for Next-Gen Silicon Join to apply for the Software Platform Engineering Manager - Ubuntu for Next-Gen Silicon role at Canonical Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data … locations around the world, to align on strategy and execution. The company is founder-led, profitable, and growing. We are hiring engineering managers who are passionate about operational systems, open source technologies and cutting-edge hardware to lead engineering teams to enable and optimize Ubuntu for the latest x86, ARM, RISC-V, s390x and POWER systems. We partner … will have the opportunity to influence the culture, facilitate technical delivery, and work with your team on strategy and execution. Location: This is a globally remote role. We have open positions in every time zone. What Your Day Will Look Like Lead and develop a team of engineers, ranging from graduate to senior Oversee commercial engagements and support timely More ❯
Employment Type: Full-time
Posted:

Head of AI (London)

London, UK
Scrumconnect Consulting
Design infrastructure for data ingestion, annotation, experimentation, model versioning, and monitoring. Collaborate closely with product, design, and DevOps to integrate AI features into our platform. Continuously evaluate new research, open-source tools, and emerging frameworks to keep us at the forefront. Recruit, mentor, and grow an AI/ML team as we scale beyond our seed round. Job … Design infrastructure for data ingestion, annotation, experimentation, model versioning, and monitoring. Collaborate closely with product, design, and DevOps to integrate AI features into our platform. Continuously evaluate new research, open-source tools, and emerging frameworks to keep us at the forefront. Recruit, mentor, and grow an AI/ML team as we scale beyond our seed round. Key … training, fine-tuning, generative methods) and evaluate applicability. Publish or present whitepapers/prototype demos if appropriate (keeping stealth constraints in mind). Forge partnerships with academic labs or open-source communities to accelerate innovation. Minimum Qualifications Experience (7 + years total; 3 + years in senior/lead role): Demonstrated track record of shipping AI/ML More ❯
Employment Type: Full-time
Posted:
Open Source
10th Percentile
£51,250
25th Percentile
£64,754
Median
£73,000
75th Percentile
£85,700
90th Percentile
£115,000