Open Source Jobs in London

276 to 300 of 355 Open Source Jobs in London

Senior Penetration Tester

London, United Kingdom
Computacenter AG & Co. oHG
Entra ID/Azure) IoT mobile physical security/social engineering Ability to develop custom tools, or adapt existing tooling for the task at hand Demonstrable experience contributing to open-source tools Bachelor's degree in Cybersecurity, Information Technology, or a related field. About us With over 20,000 employees across the globe, we work at the heart … of digitisation, advising organisations on IT strategy, implementing the most appropriate technology, and helping our customers to source, transform and manage their technology infrastructure in over 70 countries. We deliver digital technology to some of the world's greatest organisations, driving digital transformation, enabling people and their business. More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Machine Learning Engineer London, England, United Kingdom

London, United Kingdom
Hybrid / WFH Options
Speechmatics Limited
optimisation strategies for model inference (e.g., dynamic batching, flash attention, speculative decoding). With preferred backgrounds covering some of the following: - Publications in top-tier conferences. - Contributions to popular open-source repositories. - Technical writing skills as evidenced by relevant publications or blogs. We encourage you to apply even if you do not feel you match all of the … looking for, but it is not exhaustive. If you are interested in the role, the team, and our mission, we would love to consider your application. We are always open to conversations and look forward to hearing from you. Who we are: Speechmatics is the leading expert in Speech Intelligence, and uses AI and Machine Learning to unlock business … no matter their gender, identity or expression, race, disability, age, sexual orientation, religion, belief, marital status, national origin, veteran status, pregnancy, or maternity status. But we don't just open the door to diversity - we actively welcome it. Why? Because we believe every unique voice adds something special to our team, leading us to smarter solutions and a better More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Principal Machine Learning Engineer (London)

London, UK
Hybrid / WFH Options
Speechmatics
inference (e.g., dynamic batching, flash attention, speculative decoding). With preferred backgrounds covering some of the following: - Publications in top-tier conferences such as NeurIPS, ICML. - Contributions to popular open-source repositories. - Strong technical writing skills as evidenced by relevant publications or blogs. We encourage you to apply even if you do not feel you match all of … looking for, but it is not exhaustive. If you are interested in the role, the team, and our mission, we would love to consider your application. We are always open to conversations and look forward to hearing from you. Who we are: Speechmatics is the leading expert in Speech Intelligence, and uses AI and Machine Learning to unlock business … no matter their gender, identity or expression, race, disability, age, sexual orientation, religion, belief, marital status, national origin, veteran status, pregnancy, or maternity status. But we don't just open the door to diversity - we actively welcome it. Why? Because we believe every unique voice adds something special to our team, leading us to smarter solutions and a better More ❯
Employment Type: Full-time
Posted:

Vacancy for Frontend Developer at The National Archives

London, United Kingdom
Hybrid / WFH Options
Digital Preservation Coalition
to ensure that all of our audiences can find, access and understand The National Archives' collections. You will help us grow our digital capability, skills and culture in an open and collaborative environment, engaging widely with internal and external communities to share your expertise and learn from others. This mid-level Frontend Developer role is part of a creative … colour, the LGBTQI+ community, the trans community, those who are neurodiverse, and those with a disability. As a Frontend Developer at The National Archives you will: Build user-centred, open source, accessible digital interfaces. Use modern language features, libraries, tooling and workflows (CI, TDD). Work collaboratively and in the open as part of a multidisciplinary team More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Graduate Software Engineer: MSquared

London, United Kingdom
Hybrid / WFH Options
MSquared
of interconnected virtual worlds, empowering brands, agencies, and creators to build, scale, and own immersive digital experiences. Our mission is to break down barriers between virtual environments, fostering an open metaverse where creativity and community thrive, guided by shared standards, shaping a vibrant and dynamic digital ecosystem. As a subsidiary of Improbable, one of the UK's most well … TypeScript, Go, C++, or similar. Appreciation for productive software engineering including: developer tooling, AI copilots, IDE mastery and automation. Demonstrable interest and passion for development (e.g. personal projects, blogs, open source projects etc.). While we think the above experience could be important, we can't predict the future and so we're keen to hear from applicants More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Enterprise Account Executive - Manufacturing

London, United Kingdom
black.ai
at the forefront of engaging with major Manufacturing organizations, acting as a strategic advisor who understands both the technical landscape and operational realities of the shop floor. You'll source and progress untapped opportunities, build executive-level relationships, and deliver tailored SaaS solutions that transform the way Manufacturing works. This is your chance to make a measurable impact-not … while working from your home and the local SafetyCulture office; Access to professional and personal training and development opportunities; Hackathons, Workshops, Lunch & Learns; We encourage involvement in the community, open source work, attending talks and events, and experimenting with new technologies. You'll also receive other perks such as: In-house Culinary Crew serving up daily breakfast, lunch More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Network Engineer - Low Latency, Arista, Corvil

South West London, London, United Kingdom
La Fosse
focus on networking or MSc in Networking Experience with PTP/PPS platforms (Meinberg, FSMLabs, ADVA/Oscilloscope) Proficiency in using commercial NMS tools (e.g. Zabbix, Solarwinds, Nagios) and open-source tools (e.g. Prometheus, Alertmanager, Grafana) Basic programming skills in Python or GoLang Knowledge of Infrastructure as Code (IaC) tools such as Ansible or Terraform Familiarity with network More ❯
Employment Type: Permanent
Posted:

OS Frameworks Engineer - Android Systems

London, South East, England, United Kingdom
US TECH SOLUTIONS LIMITED
high-performance, scalable software solutions that support next-generation immersive devices and smart technologies. Responsibilities Design, develop, and maintain Android OS frameworks and system-level components. Integrate upstream Android Open Source Project (AOSP) updates into custom OS builds. Build tools for system profiling, debugging, and performance tuning. Collaborate with hardware and kernel teams to ensure seamless integration. Conduct More ❯
Employment Type: Contractor
Rate: £67.00 - £72.00 per hour
Posted:

CMMS & Data Analyst

London, United Kingdom
CBRE Local UK
pipelines to organize, collect, cleanse, and standardize information to generate insights. Define basic data requirements and gather information using judgment and statistical tests. Use programming and evaluation tools, including open-source programs to plan models and extract insights. Apply modeling and optimization methods to improve business performance. Develop ad-hoc reporting based on the review of existing data More ❯
Employment Type: Permanent
Posted:

Senior Penetration Tester

South East London, London, United Kingdom
COMPUTACENTER (UK) LIMITED
Entra ID/Azure) IoT mobile physical security/social engineering Ability to develop custom tools, or adapt existing tooling for the task at hand Demonstrable experience contributing to open-source tools Bachelors degree in Cybersecurity, Information Technology, or a related field. More ❯
Employment Type: Permanent
Posted:

Network Engineer / Systems Administrator

E14, Limehouse, Greater London, United Kingdom
Hybrid / WFH Options
Nemo
and virtual machines Managing the core network and transit/peering connections Managing the access network and firewalls Deployment, configuration and updates of OS and software (internally developed or open source) Troubleshoot any infrastructure-related issues Travel to data centres when required Liaising with suppliers and co-ordinating remote-hands support when needed Writing and maintaining documentation Conducting More ❯
Employment Type: Permanent
Salary: £50000 - £60000/annum Bonus, pension, extra hols
Posted:

Technical Project Manager

London, United Kingdom
Hybrid / WFH Options
CACI Limited
agencies or similar organizations, following the gov.uk Service Standard. Service Assessment record is a plus. Experience with web CMS (Drupal or equivalent) and custom web app platforms built using open-source solutions (Laravel or equivalent). Experience managing software workstreams in an agile environment. Strong stakeholder engagement skills, capable of handling difficult situations and resolving conflicts. Commercial awareness More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

VP of Engineering | London, UK (London)

London, UK
Hybrid / WFH Options
Non-disclosed
skills, able to motivate, coach, and unify distributed squads. Exceptional cross-functional collaboration, stakeholder influence, and strategic vision. Proven ability to thrive under ambitious, equity-driven incentiveshigh commitment required. Open-source contributions a major plus. Location & Flexibility Berlin-based position with hybrid work model. Exceptional candidates in the UK or New York may be considered, but European backgrounds More ❯
Employment Type: Full-time
Posted:

Developer Relations

London, United Kingdom
Hybrid / WFH Options
Coralogix, inc
You'll Do You will produce engaging content for Coralogix customers and new prospects. Sometimes this will be centered around the product itself. Other times it will focus on open source tooling in the same ecosystem. You'll be expected to code up interesting demos, using modern technologies, and develop fun, insightful content in audio, video, spoken and More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Powerhouse - Core Systems Engineering

London, United Kingdom
deCircle
CD) Bonus Points You've built an editor, collaboration tool, or dev platform before You've worked on decentralized storage, messaging protocols, or p2p systems You've contributed to open-source tools around schema, security, or realtime infra You have AI/LLM integration experience (codegen, embeddings, prompt pipelines More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer II, Android Backup Server

London, United Kingdom
Google Inc
as you grow and evolve in our fast-paced environment. We value versatility, leadership qualities, and enthusiasm to tackle new problems across the full tech stack. Android, Google's open-source mobile operating system, powers over 3 billion devices worldwide. Android aims to bring computing to everyone, enabling access to information, economic opportunities, productivity, and connectivity. We provide More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer - Web Graphics (mid-level)

London, United Kingdom
Sensat Limited
practices and a keen eye for detail. Strong desire to learn and share knowledge with others. 3+ years commercial development experience including automated testing. Bonus points for participation in open source projects or other side-projects. WebGL/GPU-based rendering library experience, such as three.js, luma.gl , deck.gl , or Babylon.js etc beneficial, but not essential. Geospatial, web mapping More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Technical Instructor - Red Hat Trainer - Dutch or German speaking

Central London, London, United Kingdom
Hybrid / WFH Options
Verus Recruitment
Jobs Europe, Remote IT Instructor, Red Hat Jobs EMEA, DevOps Training Roles, Ansible Instructor, Dutch Speaking IT Jobs, German Tech Trainer Jobs, Virtual Classroom Trainer, IT Skills Instructor Remote, Open Source Software Trainer, Red Hat Delivery Specialist, RHCA Jobs Europe, IT L&D Consultant More ❯
Employment Type: Permanent, Work From Home
Salary: £70,000
Posted:

Senior Software Engineer - MOCA London, GBR Posted today

London, United Kingdom
Bloomberg L.P
engineers spend around 70% of their time writing C++, with the rest of the time spent building and enhancing UI components in TypeScript/JavaScript Tools: A mix of open-source and custom-built software Focus: High-performance, scalable, and maintainable infrastructure What's in it for you? A chance to work at the intersection of infrastructure and More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer - Full Stack (mid-level)

London, United Kingdom
Sensat Limited
learn and share knowledge with others. Typescript skills, preferably in a Front End environment. 3+ years commercial development experience including unit/automated testing. Bonus points for participation to open source projects or other side-projects. Geospatial, web mapping or construction experience beneficial, but not essential. More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Trust and Safety Operational Excellence Manager

London, United Kingdom
Hybrid / WFH Options
Checkatrade
and report on partner performance against SLAs and KPIs, driving continuous improvement. Management of Third-Party Providers Manage relationships with third-party service providers, such as digital verification and open-source checks. Regularly review and assess the performance of these providers to ensure high-quality services and value for money. Quality Control Develop and implement quality assurance frameworks More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer Backend

London, United Kingdom
Hybrid / WFH Options
getapron.com
with preference for Google Cloud Platform. Keen attention to code quality, passion for efficient architecture, and commitment to optimising performance. Would be a plus if you: Actively contribute to open source projects, demonstrating your dedication to collaborative development and community engagement. We look forward to exploring your GitHub profile with genuine curiosity. Proficient in JVM-based languages, particularly More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Business Analyst

London, Clerkenwell, United Kingdom
Hybrid / WFH Options
Eligo Recruitment Ltd
Shopify Experience - e-commerce is a must. Proven aptitude for analytical reasoning. Basic understanding of online commerce and/or digital marketing concepts. Familiarity with online storefront platforms (e.g., open source or SaaS solutions) is beneficial. Basic understanding of data exchange protocols and experience using API testing tools. Proficiency in spreadsheet software and basic knowledge of web analytics More ❯
Employment Type: Permanent
Salary: £50000 - £60000/annum
Posted:

Senior Sales Engineer - UK, London

London, United Kingdom
Hybrid / WFH Options
Astronomer Inc
to learn and experiment with new technical concepts, tools, and approaches to stay ahead in the data industry. Bonus points if you have Experience with Apache Airflow or other open-source data tools. Background in designing data workflows in a production environment. Experience working with Command Line Interfaces (CLI). At Astronomer, we value diversity. We are an More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Front-end Software Engineer (Web3)

London, United Kingdom
Hybrid / WFH Options
stakefish
to have? You are familiar with common web3 libraries such as ethers.js or web3.js You are passionate about blockchain technology and a decentralized future You are contributing to the open-source community You feel comfortable working in a startup environment Why are we awesome you ask? We are truly at the forefront of the crypto ecosystem as maintainers More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:
Open Source
London
10th Percentile
£64,951
25th Percentile
£72,994
Median
£93,750
75th Percentile
£127,500
90th Percentile
£137,500