1 to 25 of 187 Permanent Open Source Jobs in the UK

Director, Sales - Europe

Hiring Organisation
Jobleads-UK
Location
England, United Kingdom
leading database for modern application development. The Opportunity The Director, Sales - Europe will lead and scale revenue growth across Europe for a database and open-source technology company. This executive will be responsible for building a high-performing regional sales organization, expanding enterprise adoption, and monetizing open-source and cloud offerings through subscriptions, support, and services. The ideal candidate brings deep experience selling complex infrastructure or data platforms, understands open-source business models, cloud and SaaS, and can balance community-driven adoption with enterprise sales execution. What You’ll Do Own the Europe ...

Chief Revenue Officer

Hiring Organisation
Jobleads-UK
Location
Douglas, Northern Ireland, United Kingdom
Home Based - Americas; Home based - EMEA 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. … refresh their data centers, our goal is to be the platform for cloud and apps. As they re-architect their business applications to embrace open source, our goal is to deliver the majority of their databases, analytics, messaging, publishing, identity, security, workflow... everything that is open source. ...

Head of Sales, EMEA

Hiring Organisation
Jobleads-UK
Location
United Kingdom
About NetBox Labs NetBox Labs is building the future of infrastructure networking and open-source innovation. As the commercial steward of NetBox, the leading open-source network source of truth, we help organizations scale, secure, and automate their infrastructure. Our team is rapidly growing … teams across multiple EMEA countries. Demonstrated success exceeding multi‐million‐dollar revenue targets in complex, multi‐country environments. Experience selling infrastructure, networking, DevOps, or opensource technologies strongly preferred. Strong executive presence and experience engaging C‐level stakeholders. Deep understanding of cultural and commercial nuances across EMEA markets. ...

Lead Developer £57,515 - £82,430

Hiring Organisation
Driver and Vehicle Standards Agency
Location
Nottingham, United Kingdom
Employment Type
Full Time
during the recruitment process. Person specification Required Experience: The post holder will be able to demonstrate the following knowledge, skills, and experience: Proficient in Open-source technologies such as TypeScript, JavaScript, Java, PHP, HTML, and CSS within Open-source environments. A sound understanding of value-based … understanding of value-based delivery and planning and ability to drive solutions through the development lifecycle. Have current technical experience of working in an open-source environment using open-source technologies including PHP and JavaScript. Have a working understanding of Test-Driven Development (TDD) and quality ...

Lead Developer £57,515 - £82,430

Hiring Organisation
Driver and Vehicle Standards Agency
Location
Staffordshire, United Kingdom
Employment Type
Full Time
during the recruitment process. Person specification Required Experience: The post holder will be able to demonstrate the following knowledge, skills, and experience: Proficient in Open-source technologies such as TypeScript, JavaScript, Java, PHP, HTML, and CSS within Open-source environments. A sound understanding of value-based … understanding of value-based delivery and planning and ability to drive solutions through the development lifecycle. Have current technical experience of working in an open-source environment using open-source technologies including PHP and JavaScript. Have a working understanding of Test-Driven Development (TDD) and quality ...

Lead Developer £57,515 - £82,430

Hiring Organisation
Driver and Vehicle Standards Agency
Location
Borough of Oldham, United Kingdom
Employment Type
Full Time
during the recruitment process. Person specification Required Experience: The post holder will be able to demonstrate the following knowledge, skills, and experience: Proficient in Open-source technologies such as TypeScript, JavaScript, Java, PHP, HTML, and CSS within Open-source environments. A sound understanding of value-based … understanding of value-based delivery and planning and ability to drive solutions through the development lifecycle. Have current technical experience of working in an open-source environment using open-source technologies including PHP and JavaScript. Have a working understanding of Test-Driven Development (TDD) and quality ...

Lead Developer £57,515 - £82,430

Hiring Organisation
Driver and Vehicle Standards Agency
Location
City and County of Swansea, United Kingdom
Employment Type
Full Time
during the recruitment process. Person specification Required Experience: The post holder will be able to demonstrate the following knowledge, skills, and experience: Proficient in Open-source technologies such as TypeScript, JavaScript, Java, PHP, HTML, and CSS within Open-source environments. A sound understanding of value-based … understanding of value-based delivery and planning and ability to drive solutions through the development lifecycle. Have current technical experience of working in an open-source environment using open-source technologies including PHP and JavaScript. Have a working understanding of Test-Driven Development (TDD) and quality ...

Lead Developer £57,515 - £82,430

Hiring Organisation
Driver and Vehicle Standards Agency
Location
City and Borough of Leeds, United Kingdom
Employment Type
Full Time
during the recruitment process. Person specification Required Experience: The post holder will be able to demonstrate the following knowledge, skills, and experience: Proficient in Open-source technologies such as TypeScript, JavaScript, Java, PHP, HTML, and CSS within Open-source environments. A sound understanding of value-based … understanding of value-based delivery and planning and ability to drive solutions through the development lifecycle. Have current technical experience of working in an open-source environment using open-source technologies including PHP and JavaScript. Have a working understanding of Test-Driven Development (TDD) and quality ...

Associate OSINT Analyst

Hiring Organisation
North Quay
Location
London Area, United Kingdom
Company Description North Quay Holdings combines expert human analysis with advanced AI-driven software to deliver the all-source intelligence that leaders need to safeguard critical assets, mitigate risk, and seize strategic opportunities. Operating across three core service areas — Breach Detection, Executive Protection, and bespoke investigations — we connect … London Area, United Kingdom, with flexibility to work from home for some tasks. In this position, you will gather, analyse, and interpret open-source intelligence in direct support of our operations. You will monitor digital platforms, breach data sources, and open-source channels, produce detailed analytical ...

Software Engineer

Hiring Organisation
Hypercube Consulting
Location
Glasgow, Scotland, United Kingdom
teams and our design partners. Technical work will include building, testing, deploying, maintaining, packaging, and explaining software solutions - built with modern tools across the open source and cloud platform landscape. You'll have to get stuck into the end-to-end software development workflow - everything from requirements gathering … business strategy Understand and translate end-user requirements into designs and delivery plans for effective back-end and front-end software Leverage open source and cloud platform technologies to deliver robust solutions Design, develop, execute, and maintain software solutions and front-end web applications for Cairn Discover, analyse ...

Senior/Principal Software Engineer

Hiring Organisation
Jobleads-UK
Location
Cambridge, England, United Kingdom
lowRISC we believe that open source development can transform the semiconductor industry. To help achieve this vision of production‐ready, commercial-grade chips and silicon building blocks, we employ a software team with a wide range of skills. Our software engineers work across the full software stack, from … Zurich. Our Ibex CPU and OpenTitan Root of Trust projects have been taken to production silicon, partnering with world‐leading organisations including Google, combining opensource approaches with best‐practice chip design methodologies. Requirements Solid experience with C or Rust. Strong algorithmic and problem‐solving skills. A degree ...

Senior Robot Learning Engineer

Hiring Organisation
Wave Recruitment
Location
Greater Bristol Area, United Kingdom
record of publications at top-tier venues (CoRL, RSS, ICRA, NeurIPS, ICML, ICLR), or equivalent demonstrated research impact through deployed systems, patents, or significant open-source contributions Strong Python; production-quality research code with proper testing, type hints, and documentation Useful: Hands-on experience with humanoid … Identify and propose new research directions aligned with the manipulation roadmap Mentor junior researchers and engineers Publish at top-tier venues — conference attendance and open-source contributions are actively supported What's On Offer Join a team with world class applied research scientists, ML engineers, and robotics software ...

Product Engineer

Hiring Organisation
WireMock
Location
City Of London, England, United Kingdom
Company Description WireMock is the industry standard for API environment simulation. With a massive global open-source footprint and deep adoption across the Fortune 500, we provide the critical infrastructure that engineering teams use to de-couple development from fragile dependencies. As AI agents and LLM-integrated apps … function without them where necessary. Cares about user delight over technical purity. Writes code in Java, Kotlin and ideally Javascript. Enjoys contributing to open source, including writing and speaking. Proactively improves their own skills and understanding of the domain they’re working in Java/Kotlin Product Engineer ...

Global Revenue Leader - Open Source Growth & Strategy

Hiring Organisation
Jobleads-UK
Location
Douglas, Northern Ireland, United Kingdom
through operational and tactical planning. The successful candidate will oversee a team responsible for meeting ambitious sales targets and align strategies with Canonical’s open-source mission. The role requires strong leadership, industry insights, and a passion for the impact of open source in global markets. ...

Research Engineer

Hiring Organisation
Arrows
Location
London Area, United Kingdom
Research Engineers | Frontier AI Lab I am partnering with a high-growth Frontier AI Lab, developing an open-source platform to unify structured and unstructured data into advanced knowledge graphs. The company is now expanding its research team and seeking exceptional AI Research Engineers to contribute … role focuses on developing new novel architectures. Responsibility: • Designing and developing novel model architectures in-house • Post-training and adapting state-of-the-art open-source foundation models • Owning projects end-to-end, from initial research through to production Experience: • Strong ML research track record (publications, open ...

Senior Design Verification Engineer

Hiring Organisation
microTECH Global LTD
Location
Cambridgeshire, England, United Kingdom
team and hiring across Mid, Senior, and Lead levels . This is a fantastic opportunity to join a team working at the forefront of open-source silicon development , with a strong focus on production-ready RISC-V-based technologies such as Ibex CPU and OpenTitan , in collaboration with … senior and lead level. Why this role is exciting Permanent role based in Cambridge (hybrid options considered) Competitive, negotiable salary Work on cutting-edge open-source silicon Collaborate with global industry-leading partners Real opportunity to shape verification strategy and grow with the team What you will ...

Senior Full Stack Engineer

Hiring Organisation
Prolo
Location
City of London, London, United Kingdom
analysis using Python (pandas, numpy) Understanding of data pipelines and ETL processes AI/LLM Engineering Experience integrating LLM APIs (OpenAI, Anthropic, Gemini, or open-source equivalents) into production applications Understanding of core LLM concepts: context windows, token limits, temperature, system prompts, and model selection trade-offs Experience … Experience building scalable backend systems Ability to work across multiple domains (backend, DevOps, data) Examples of taking projects from idea to production Contributions to open source or personal projects Note : Prolo is a startup with a small engineering team, which means you'll be expected to be versatile ...

AI Engineer

Hiring Organisation
Hypercube Consulting
Location
Glasgow, Scotland, United Kingdom
LLMOps and Agentic AI (prompt engineering, evaluation, agent architectures, CI/CD). Engage with the AI community through blogs, speaking engagements, or open-source contributions — encouraged and supported. Business Development & Growth: Support business development through demos, proof-of-concept work, and technical pre-sales activities. Build strong … Docker, EKS/AKS. Streaming: Kafka, Kinesis, Event Hubs. AWS or Azure certifications. Desirable Experience Consulting or Energy sector experience. Public profile (blogs, conferences, open source). Stakeholder engagement and requirements translation. Integration with external or hybrid cloud systems. Clear communication across diverse technical audiences. What ...

Principal Engineer

Hiring Organisation
Synergetic Recruitment Group Limited
Location
Chelmsford, Essex, South East, United Kingdom
Employment Type
Permanent
tracing systems Design and optimise high-throughput data pipelines and storage layers Implement strategies such as sampling, aggregation, and down-sampling Extend and enhance open-source observability tools at scale Partner with engineering teams to standardise tooling and improve adoption Drive reliability, scalability, and cost optimisation across … Experience with service mesh technologies (e.g. Istio/Envoy) Ability to operate as a technical authority and trusted advisor across teams Nice to Have Open-source or CNCF contributions Experience using AI tools to improve engineering efficiency Why Join Be the go-to expert shaping a large-scale ...

Solution Architect

Hiring Organisation
Forward Role
Location
Gloucester, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
experienced Solution Architect to drive the design and implementation of innovative digital services within the UK public sector. This role focuses on leveraging modern open-source technologies within Agile and DevOps environments to deliver high-quality, scalable solutions. Key Responsibilities The responsibilities below outline the core expectations … continuously improve ways of working Technical Expertise: You should have strong commercial experience across several of the following areas: - Solution and technical architecture design - Open-source technologies - Cloud platforms (preferably AWS) - Security principles and best practices - Identity and access management (e.g. OAuth, Cognito, OIDC) - Containerisation and orchestration tools ...

Full Stack Software Engineer

Hiring Organisation
83zero Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
architecture. In this role, you will empower the business with the technology and tools needed to leverage data throughout the organization. This Includes: Deploying open-source BI tools and platforms Setting up streaming data collection and validation services Implementing third-party analytic solutions Assisting with data-centric migration … implement solutions with minimal supervision Experience building internal-facing CRUD applications Familiarity with front-end development and ability to make basic modifications to open-source UI components Experience enabling data scientists and engineers with Python-based development workflows and tooling Technology Stack: Azure Cloud Services C# (.NET ...

Full Stack Software Engineer

Hiring Organisation
83zero Ltd
Location
London, Lime Street, United Kingdom
Employment Type
Permanent
Salary
£100000 - £130000/annum
architecture. In this role, you will empower the business with the technology and tools needed to leverage data throughout the organization. This Includes: Deploying open-source BI tools and platforms Setting up streaming data collection and validation services Implementing third-party analytic solutions Assisting with data-centric migration … implement solutions with minimal supervision Experience building internal-facing CRUD applications Familiarity with front-end development and ability to make basic modifications to open-source UI components Experience enabling data scientists and engineers with Python-based development workflows and tooling Technology Stack: Azure Cloud Services C# (.NET ...

Staff / Principal Machine Learning Engineer, Serving

Hiring Organisation
Inworld AI
Location
United Kingdom
custom load balancing, multi-GPU/multi-node inference, and reliably handling thousands of concurrent connections. Public work. Non-trivial systems programming projects, open-source contributions to major inference engines, or deep-dive technical write-ups. Full-cycle ownership. You can take a model from the research team … reliability as first-class product features, not a box to check before launch. Impact comes before everything else, though we support sharing work and open-source contributions that move the field forward. Your work should be visible. Flat structure, fast iterations, minimal process theater. The base salary range ...

Platform Storage Engineer

Hiring Organisation
Ncounter
Location
East London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£160,000 - £190,000 per annum
storage abstractions, orchestration services and platform tooling that simplify how researchers and engineers interact with massive datasets. The work spans performance optimisation, infrastructure automation, open-source storage integration and operational engineering across highly demanding Linux environments. Key responsibilities: • Build scalable storage and orchestration services across hybrid infrastructure environments … Design platform layers that provide seamless access across distributed storage technologies • Evaluate and integrate open-source and vendor storage tooling into a unified platform • Improve storage throughput, data locality and platform efficiency for research workloads • Collaborate closely with compute, networking and observability teams across the wider platform estate ...

Computer Vision Engineer

Hiring Organisation
Ultralytics
Location
City of London, London, United Kingdom
What You'll Do As a Computer Vision Engineer at Ultralytics, you will be at the forefront of developing and refining our world-class, open-source AI models. You will drive the entire lifecycle of our models, from research to real-world deployment. Key responsibilities include: Developing, training … Excellent problem-solving skills and the ability to perform in a fast-paced, high-intensity environment. A strong portfolio of projects or contributions to open-source AI repositories. 🌟 Cultural Fit - Intensity Required Ultralytics is a high-performance environment for world-class talent obsessed with achieving extraordinary results. ...