Permanent Open Source Jobs in the UK

1 to 25 of 396 Permanent Open Source Jobs in the UK

System Software Developer

Cambridgeshire, Cambridge
Hybrid / WFH Options
ECM Selection
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 … 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 more »
Employment Type: Permanent
Salary: to £75,000 DoE + benefits
Posted:

Open Source Software Developer

united kingdom
Hybrid / WFH Options
The ONE Group Ltd
Open Source Software Developer Fully Remote (with an office in Cambridge, UK) £75,000 - £80,000 depending on experience Our long-standing client is an open source tech consultancy company, looking to grow their globally-based Software Engineering team. You will join a team of talented … comfort of your own home (or their Cambridge office if you'd prefer!). The role: Designing technical solutions to meet clients' requirements, leveraging open source technology Collaborate with clients and delivery teams to scope and design projects Adopt a consultative approach to understand client needs, accounting for … barriers and available resources Represent the company during events, conferences etc. Continuously contribute to open-source projects Requirements: Upstream contribution to the Open Source community Experience with OpenGL, Linux, Vulkan, Kernel, Continuous Integration Strong spoken and written English Ability to be fully autonomous To learn more more »
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Software Engineer

City Of Bristol, England, United Kingdom
Hybrid / WFH Options
AdaCore
work together, with our customers and partners. Job description: We are seeking a dynamic Software Engineer dedicated to enhancing the Ada programming language's open-source software development ecosystem and overall advocate for the adoption of AdaCore technologies. This unique position within the Technical Marketing team involves contributing … We are looking for candidates who are not only technically skilled but also possess a strong desire to learn, innovate, and contribute to the open-source community. Key Responsibilities: Collaborate on the maintenance of tools provided by the Ada package manager, ensuring a wide range of tools is … build GNU toolchains for new embedded targets and host OS, maintaining existing ones to support the evolving needs of Ada developers. Engage with the open-source community to foster collaboration, share knowledge, and gather feedback to guide development efforts. Develop various software projects and demos showcasing AdaCore products more »
Posted:

CI / CD Systems Developer

Cambridge, Cambridgeshire
Hybrid / WFH Options
ECM Selection
Python, open source experience, and previous CI/CD development sought This is a CI/CD systems development role working on open source projects with commercial applications. The goal is to assist project maintainers in creating viable CI/CD systems. It will suit someone … who has worked with Python and Linux experience, has contributed back to open source projects, and has developed CI/CD systems. Work is full time and fully remote for UK residents with full existing work permission (no sponsorship is available). Your application will show your: Understanding … experience creating CI/CD systems for multi-contributor Linux projects Python experience including one or more leading modern Python web frameworks Contributions to open source UK residence and right to work without sponsorship Additional experience in the following is beneficial: contributing to the Linux kernel, developing embedded more »
Employment Type: Permanent
Salary: to £60k plus benefits
Posted:

Graduate Software Developer

united kingdom
Active Test
monitoring space, dedicated to revolutionizing how businesses manage and optimize their IT infrastructure. At our core, we believe in leveraging cutting-edge technology and open-source components to deliver innovative solutions that empower organizations to thrive in the digital landscape. Job Description: We are seeking a talented and … team to design, implement, and maintain monitoring solutions. • Utilize your programming skills in C and Python to develop and customize monitoring tools. • Work with open-source components to integrate and enhance our monitoring platform. • Conduct research and stay updated on emerging technologies and trends in IT monitoring. Requirements … the UK with a degree in Computer Science, Information Technology, or related field. • Proficiency in programming languages such as C and Python. • Familiarity with open-source technologies and a willingness to learn and adapt. • Passion for IT, with a particular interest in networking and monitoring. • Experience with IT more »
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Senior Data Scientist

London Area, United Kingdom
Hybrid / WFH Options
Builder.ai
query language. Familiarity with vector databases and expertise in Retrieval Augmented Generation (RAG). Hands-on experience in self-hosting and fine-tuning of open source Generative AI models. Ability to propose innovative and tailored solutions to non-standard machine learning problems. Track record of industry recognition which … could be in the form of high impact ML/AI conference contributions, contribution to high impact open source projects or performance in open source competitions such as Kaggle Benefits Attractive quarterly OKR bonus plan or commission scheme dependant on your role Stock options in a more »
Posted:

Data Scientist

london, south east england, United Kingdom
Hybrid / WFH Options
Builder.ai
query language. Familiarity with vector databases and expertise in Retrieval Augmented Generation (RAG). Hands-on experience in self-hosting and fine-tuning of open source Generative AI models. Ability to propose innovative and tailored solutions to non-standard machine learning problems. Track record of industry recognition which … could be in the form of high impact ML/AI conference contributions, contribution to high impact open source projects or performance in open source competitions such as Kaggle Benefits Attractive quarterly OKR bonus plan or commission scheme dependant on your role Stock options in a more »
Posted:

Data Engineer - Talent Pipeline

Belfast, Northern Ireland, United Kingdom
Hybrid / WFH Options
Version 1
play an important role in developing and delivering early proofs of concept and production implementation. You will be building solutions using a variety of open-source tools & Microsoft Azure services, and a proven track record in delivering high-quality work to tight deadlines. Your main responsibilities will be … and process design and implementation. Data quality system and process design and implementation. Integrating the end to end data pipeline to take data from source systems to target data repositories ensures the quality and consistency of data is maintained at all times Working with event-based/streaming technologies … Wherescape Red. Experience with Azure Event Hub, IOT Hub, Apache Kafka, Nifi for use with streaming data/event-based data Experience with other Open Source big data products eg Hadoop (incl. Hive, Pig, Impala) Experience with Open Source non-relational/NoSQL data repositories (incl. more »
Posted:

Senior Software Engineer

South West London, London, United Kingdom
Networking People (UK) Limited
Software Engineer - Cloud/Opensource Central London/Hybrid Competitive Salary - £85,000 - £125,000 negotiable depending on experience plus full benefits package including attractive Bonus & Equity Overview An exciting opportunity to join an ambitious Cloud Technology organisation expanding their UK engineering team developing next-generation cloud services. They are … on building Virtual Machine offering as part of the Compute team. Ideal background is someone who has virtual machines or virtual networking experience but open to consider all strong engineers with a background in distributed systems. Technical Knowledge Required: Strong background in distributed systems and Linux systems engineering Coding … in programming languages such as C, C++, Golang or Rust. Experience in building and enhancing compute, storage, and data platforms with exposure to open source products like Kubernetes, Knative, Ceph, Rook, Cassandra, Spark, Nate etc. Hands-on exp. with IaC tools and automation, such as Terraform, Ansible, or more »
Employment Type: Permanent
Salary: £85,000
Posted:

Senior Software Developer

South West London, London, United Kingdom
Networking People (UK) Limited
Software Engineer - Cloud/Opensource Central London/Hybrid Competitive Salary - £85,000 - £125,000 negotiable depending on experience plus full benefits package including attractive Bonus & Equity Overview An exciting opportunity to join an ambitious Cloud Technology organisation expanding their UK engineering team developing next-generation cloud services. They are … on building Virtual Machine offering as part of the Compute team. Ideal background is someone who has virtual machines or virtual networking experience but open to consider all strong engineers with a background in distributed systems. Technical Knowledge Required: Strong background in distributed systems and Linux systems engineering Coding … in programming languages such as C, C++, Golang or Rust. Experience in building and enhancing compute, storage, and data platforms with exposure to open source products like Kubernetes, Knative, Ceph, Rook, Cassandra, Spark, Nate etc. Hands-on exp. with IaC tools and automation, such as Terraform, Ansible, or more »
Employment Type: Permanent
Salary: £85,000
Posted:

Software Engineer

South West London, London, United Kingdom
Networking People (UK) Limited
Software Engineer - Cloud/Opensource Central London/Hybrid Competitive Salary - £85,000 - £125,000 negotiable depending on experience plus full benefits package including attractive Bonus & Equity Overview An exciting opportunity to join an ambitious Cloud Technology organisation expanding their UK engineering team developing next-generation cloud services. They are … on building Virtual Machine offering as part of the Compute team. Ideal background is someone who has virtual machines or virtual networking experience but open to consider all strong engineers with a background in distributed systems. Technical Knowledge Required: Strong background in distributed systems and Linux systems engineering Coding … in programming languages such as C, C++, Golang or Rust. Experience in building and enhancing compute, storage, and data platforms with exposure to open source products like Kubernetes, Knative, Ceph, Rook, Cassandra, Spark, Nate etc. Hands-on exp. with IaC tools and automation, such as Terraform, Ansible, or more »
Employment Type: Permanent
Salary: £85,000
Posted:

Software Engineer

London Area, United Kingdom
Hybrid / WFH Options
NP Group
Coding in programming languages such as C, C++, Golang or Rust. Experience in building and enhancing compute, storage, and data platforms with exposure to open source products like Kubernetes, Knative, Ceph, Rook, Cassandra, Spark, Nate etc. Hands-on exp. with IaC tools and automation, such as Terraform, Ansible … or Helm. Active engagement or contributions to the open-source community. Familiarity with software build processes and secure supply systems, like Bazel or OpenSSF. The role You will have an opportunity to team up with fellow engineers to craft tailored solutions meeting their unique challenges. Forge and refine … for software component development, aligning with team priorities and vision. Lead the charge in defining and achieving our technical benchmarks Seamlessly integrate and upkeep open-source components within our evolving tech stack. more »
Posted:

Software Engineer

london, south east england, United Kingdom
Hybrid / WFH Options
NP Group
Coding in programming languages such as C, C++, Golang or Rust. Experience in building and enhancing compute, storage, and data platforms with exposure to open source products like Kubernetes, Knative, Ceph, Rook, Cassandra, Spark, Nate etc. Hands-on exp. with IaC tools and automation, such as Terraform, Ansible … or Helm. Active engagement or contributions to the open-source community. Familiarity with software build processes and secure supply systems, like Bazel or OpenSSF. The role You will have an opportunity to team up with fellow engineers to craft tailored solutions meeting their unique challenges. Forge and refine … for software component development, aligning with team priorities and vision. Lead the charge in defining and achieving our technical benchmarks Seamlessly integrate and upkeep open-source components within our evolving tech stack. more »
Posted:

Senior Software Engineer

manchester, north west england, United Kingdom
KO2 Embedded Recruitment Solutions Ltd
Engineer Office Location: Manchester City Centre Are you a software engineering enthusiast who is keen to work on a variety of exciting projects, using open-source technologies in a friendly, teamwork focussed environment? Do you consider yourself a hobbyist and spend lots of your spare time developing personal … for likeminded software engineers to join them in their Central Manchester based offices. They develop industry leading software solutions and predominately work with the open-source technology stack; coding in C, C++, Python and Rust in Linux environments. In this role no two projects will be the same … Rust. Linux environments Experience with all aspects of the software development life cycle. An interest and passion for developing modern software Experience working with open-source software Desirable Skill and Experience: Embedded software applications Experience in a regulated environment (Automotive, safety critical, medical etc) CI/CD, Yocto more »
Posted:

Software Engineer

Manchester, United Kingdom
KO2 Embedded Recruitment Solutions Ltd
Engineer Office Location: Manchester City Centre Are you a software engineering enthusiast who is keen to work on a variety of exciting projects, using open-source technologies in a friendly, teamwork focussed environment? Do you consider yourself a hobbyist and spend lots of your spare time developing personal … for likeminded software engineers to join them in their Central Manchester based offices. They develop industry leading software solutions and predominately work with the open-source technology stack; coding in C, C++, Python and Rust in Linux environments. In this role no two projects will be the same … Rust. Linux environments Experience with all aspects of the software development life cycle. An interest and passion for developing modern software Experience working with open-source software Desirable Skill and Experience: Embedded software applications Experience in a regulated environment (Automotive, safety critical, medical etc) CI/CD, Yocto more »
Employment Type: Permanent
Salary: £40000 - £55000/annum
Posted:

Principal OpenGL/Vulkan Software Engineer

Cambridge, Cambridgeshire
Hybrid / WFH Options
IC Resources
fully remote working! My client is a Cambridge-based global technology consultancy with a strong focus on contributing to the open-source community. They are passionate about pushing the boundaries of graphics technology and providing innovative solutions to their clients. Join their team of dedicated engineers who are … Software Engineer to join their team. As a key member of the graphics team, you will work on challenging and groundbreaking projects in the open-source domain and you will have the opportunity to collaborate with leading experts and contribute to the development of cutting-edge graphics technology. … What's required? Strong knowledge of Vulkan or OpenGL API's Linux systems experience Knowledge of open source development methodologies and communities GPU optimisation experience Bonus: Direct contributions to the Mesa 3D Graphics libraryIf you are a Principal OpenGL/Vulkan Software Engineer looking for a new and more »
Employment Type: Permanent
Posted:

Legal Counsel - Commercial

Staines-Upon-Thames, England, United Kingdom
Hybrid / WFH Options
SUSE
SUSE, a pioneer in open source software, provides reliable, interoperable Linux, cloud infrastructure and storage solutions that give enterprises greater control and flexibility. SUSE has over 25 years of engineering excellence. Its exceptional service and unrivaled partner ecosystem are used to power the products and support that, in … turn, help SUSE’s customers to manage complexity, reduce cost, and confidently deliver mission-critical services. SUSE is also an active member of many open source communities, such as the openSUSE Project, OpenStack, Ceph, OpenNFV, OpenHPC, and more, which all form part of a global drive to help … undertake include the following: Providing legal and strategic advice on various commercial, corporate and policy matters,including data protection, information technology and IP, especially open source software and licence agreements but distribution agreements, work in and in relation to emerging markets, strategic partner relationships, transactional risk and deal more »
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Senior Application Engineer

London Area, United Kingdom
Hybrid / WFH Options
Climate Policy Radar
About us Climate Policy Radar is on a mission to organise, analyse, and democratise the world’s climate law and policy data. We build open databases and research tools so people can discover, understand and generate data-driven insights on public laws and policies. Our work helps governments, researchers … to enhance accountability, and promote data democratisation, transforming our search engine into a virtual research assistant for the climate world, powered by a unique open knowledge graph. We are deeply embedded in the global climate and AI communities, and count some of the most important organisations and global climate … leaders amongst our users, advocates, friends and advisors. We’re a Community Interest Company, championing an open science approach that aims to promote collaboration, transparency and justice — including open code and data. We are currently around 20 people, and are embarking on a significant growth phase. Our team more »
Posted:

Senior Application Engineer

london, south east england, United Kingdom
Hybrid / WFH Options
Climate Policy Radar
About us Climate Policy Radar is on a mission to organise, analyse, and democratise the world’s climate law and policy data. We build open databases and research tools so people can discover, understand and generate data-driven insights on public laws and policies. Our work helps governments, researchers … to enhance accountability, and promote data democratisation, transforming our search engine into a virtual research assistant for the climate world, powered by a unique open knowledge graph. We are deeply embedded in the global climate and AI communities, and count some of the most important organisations and global climate … leaders amongst our users, advocates, friends and advisors. We’re a Community Interest Company, championing an open science approach that aims to promote collaboration, transparency and justice — including open code and data. We are currently around 20 people, and are embarking on a significant growth phase. Our team more »
Posted:

Golang Engineer

United Kingdom
Thrive IT Systems Ltd
in application design software development and testing preferably in an Agile environment Experience working with Git on small to medium sized teams Experience with open source frameworks is a plus and especially maintaining or contributing to open source projects Experience with relational and NoSQL databases including more »
Posted:

Senior Specialist - Software Engineering

united kingdom
Smart IT Frame LLC
in application design, software development and testing preferably in an Agile environment Experience working with Git on small to medium sized teams Experience with open source frameworks is a plus and especially maintaining or contributing to open source projects Experience with relational and NoSQL databases including more »
Posted:

Senior Software Engineer

Croydon, England, United Kingdom
Janes
militaries, governments, and defence companies to make critical decisions. Our expert-driven tradecraft, developed over 120 years, combined with human-machine teaming, delivers assured open-source intelligence across military capabilities and order of battle, equipment, events, countries, companies, and markets. Linking millions of assured data points, Janes data … model creates a framework of interconnected open source defence intelligence. This allows our customers to integrate all relevant data and connections into a single intelligence environment to deliver a more complete and accurate answer. Using Janes, our customers can use their scarce resource more effectively, to get to more »
Posted:

Senior Software Engineer

london (croydon), south east england, United Kingdom
Janes
militaries, governments, and defence companies to make critical decisions. Our expert-driven tradecraft, developed over 120 years, combined with human-machine teaming, delivers assured open-source intelligence across military capabilities and order of battle, equipment, events, countries, companies, and markets. Linking millions of assured data points, Janes data … model creates a framework of interconnected open source defence intelligence. This allows our customers to integrate all relevant data and connections into a single intelligence environment to deliver a more complete and accurate answer. Using Janes, our customers can use their scarce resource more effectively, to get to more »
Posted:

Senior Data Engineer

London Area, United Kingdom
Hybrid / WFH Options
HENI
engineers, data scientists, analysts), in a fast-paced and collaborative environment. You will be designing and building robust data pipelines – using the best of open-source data engineering and scientific Python toolset. Our tech stack includes Airbyte for data ingestion, Prefect for pipeline orchestration, AWS Glue for managed … you will collaborate with the team via daily stand ups, as well as engage with stakeholders at various levels across the business. We are open to the role being remote working, however we would prefer candidates who could accommodate hybrid working i.e. 2-3 days a week in the … and challenging work environment with opportunities for growth and development. A culture of innovation and continuous learning. Flexible working hours and remote work options. Open-plan and modern office located in central London. Competitive salary and benefits package. How to Apply Please submit your CV which includes a link more »
Posted:

Golang Engineer

Burgess Hill, Sussex, United Kingdom
Fairfield Consultancy Services Ltd
in application design software development and testing preferably in an Agile environment Experience working with Git on small to medium sized teams Experience with open-source frameworks is a plus and especially maintaining or contributing to open-source projects Experience with relational and NoSQL databases including more »
Employment Type: Permanent
Salary: GBP 70,000 Annual
Posted:
Open Source
10th Percentile
£41,250
25th Percentile
£48,250
Median
£65,000
75th Percentile
£84,964
90th Percentile
£101,625