26 to 50 of 85 Open Source Jobs in the UK excluding London

Java Engineer

Hiring Organisation
Profile 29
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
case-management or service-orchestration platforms Understanding of agentic AI capabilities and how they can complement workflow automation Experience mentoring developers or contributing to open-source Camunda extensions Already holding UK security clearance (SC, DV, eDV) Other Stuff NB: Please only apply if you are a British National ...

Principle Java Engineer

Hiring Organisation
Profile 29
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £75,000 per annum
case-management or service-orchestration platforms Understanding of agentic AI capabilities and how they can complement workflow automation Experience mentoring developers or contributing to open-source Camunda extensions Already holding UK security clearance (SC, DV, eDV) Other Stuff NB: Please only apply if you are a UK National ...

AI Software Engineer

Hiring Organisation
Centrica - CHP
Location
Windsor, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
services into production. Strong experience with modern machine learning and or generative AI frameworks Experience working with large language models, either through fine tuning open source models or integrating with managed foundation model platforms. Hands-on experience building data pipelines and model workflows using tools such as Python ...

Principal Java Architect

Hiring Organisation
Jobleads-UK
Location
Nottingham, England, United Kingdom
LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets … growth of communities and economies globally for more than 300 years. Through a comprehensive suite of trusted financial market infrastructure services – and our open-access model – we provide the flexibility, stability and trust that enable our customers to pursue their ambitions with confidence and clarity.LSEG is headquartered ...

Asset & Wealth Management - Software Engineering Manager - Vice President - Birmingham

Hiring Organisation
Jobleads-UK
Location
Birmingham, England, United Kingdom
management role. Data Platform Mastery: Proven experience with modern data platforms such as Snowflake (AI Data Cloud) and cloud‐native services. Good understanding of opensource table formats, specifically Apache Iceberg , to enable interoperability, schema evolution, and high‐performance analytics across multiple engines. Programming: Expert‐level proficiency ...

Lead Software Engineer

Hiring Organisation
Sanderson Government & Defence
Location
Cheltenham, England, United Kingdom
secure backend platforms used by National Security and Defence customers. You’ll work on modern cloud‐based systems using a mix of commercial and opensource technologies across private and public cloud environments. What you’ll be doing Designing, building, deploying and improving backend services and platforms Delivering ...

Lead Software Engineer

Hiring Organisation
Sanderson Government and Defence
Location
Cheltenham, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
secure backend platforms used by National Security and Defence customers. You'll work on modern cloud-based systems using a mix of commercial and open-source technologies across private and public cloud environments. What you'll be doing Designing, building, deploying and improving backend services and platforms Delivering ...

Full Stack Developer

Hiring Organisation
CMD Recruitment
Location
Melksham, Wiltshire, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £60,000 per annum
cost-saving insights and predictive maintenance through robust data engineering and modern software practices. The focus of this role is to integrate existing and open-source software and hardware to deliver these innovative services. This includes building and maintaining automated data pipelines, managing cloud infrastructure and creating digital ...

Chief Technology Officer (CTO)

Hiring Organisation
Jobleads-UK
Location
Havant, England, United Kingdom
defining agency technology offerings or service lines. Exposure to multiple industry verticals. Experience with AI applications, automation, or emerging technology R&D. Contributions to opensource projects or thought leadership within the tech community. How to apply Please submit your CV and a covering letter outlining your relevant ...

SOC Engineer - 6 Month FTC

Hiring Organisation
Precise Placements
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£65,000 - £80,000 per annum
propose improvements to ingestion pipelines, parsing rules, correlation logic, and storage management. Implement automation and orchestration components (SOAR) to streamline incident response activities. Log Source Onboarding & Integration Identify, prioritise, and onboard new log sources from cloud, on-prem, network, endpoint, identity, and application platforms. Develop and maintain custom parsers … colleagues at all levels and project a solid, professional attitude consistently. Nice to have Data Loss Prevention Secure Remote Access solutions Network Security solutions Open Source and Cyber Threat Intelligence Suitable experience working with the market leading technology vendor product suites Experience in software-defined and cloud services ...

DevOps

Hiring Organisation
Apache Associates
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum
thrives in high-performance environments and is passionate about scalability, resilience, and secure systems design. Key Responsibilities Develop and customise DevOps tools, leveraging open-source technologies and programming languages such as Java, Python, and/or Go Manage, optimise, and secure diverse data stores, including object storage, inverted ...

Data Architect

Hiring Organisation
Anson Mccade
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
Scala, or Python where required Experience working with big data technologies and distributed systems Strong knowledge of cloud platforms (Azure preferred) Experience across both open-source and enterprise data platforms Strong understanding of data modelling and architectural methodologies Experience with microservices architecture and REST-based systems Ability ...

Data Architect

Hiring Organisation
Anson Mccade
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
Scala, or Python where required Experience working with big data technologies and distributed systems Strong knowledge of cloud platforms (Azure preferred) Experience across both open-source and enterprise data platforms Strong understanding of data modelling and architectural methodologies Experience with microservices architecture and REST-based systems Ability ...

Lead Data Platform Engineer (eDV)

Hiring Organisation
Aker Systems Limited
Location
Cheltenham, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
Lead Data Platform Engineer, you will help lead the development of backend services for a government client leveraging the latest commercial and open-source technologies. This involves designing, developing, documenting and deploying backend services with a focus on high availability, low latency and scalability. Duties & Responsibilities Design, develop … clean code, documentation, defensive programming, automated testing and code reviews Working in Agile development and/or DevOps teams Using GitHub/GitLab for source control Test Driven Development with appropriate tools and frameworks Experience in Big Data technologies Experience in Public Cloud services, such as AWS Aker Systems ...

Software Developer

Hiring Organisation
Transunion
Location
Alderley Edge, Cheshire, United Kingdom
Employment Type
Permanent
Platforms AWS or GCP Infrastructure-as-code, CI/CD, and observability tooling Experience scaling systems under sustained load Contributions to internal tooling or open source Experience with large datasets and machine learning models Impact You'll Make: What's In It For you? At TransUnion you will … list of essential/desirable skills that you can't quite tick off, don't let that put you off applying. We are open to exploring training and development opportunities for the right candidate to ensure you are successful. We know imposter syndrome is real, lets confront ...

Software Engineer (RISC-V/Compiler)

Hiring Organisation
microTECH Global LTD
Location
Cambridge, England, United Kingdom
computer architecture; some experience with assembly languages (x86, RISC-V); familiarity with hardware design is a plus. - Good knowledge of Linux. - Experience contributing to open source projects. - Higher degree levels and academic research experience are highly valued. ...

Senior Developer

Hiring Organisation
ISR Recruitment Ltd
Location
Redhill, Surrey, United Kingdom
Employment Type
Permanent
Salary
GBP 60,000 Annual
Senior Developer to lead and work as part of a team in the system design/development processes. You will be using bespoke and open-source software, primarily Linux based to bring additional value to their in-house and customer solutions. In co-ordination with the Head ...

Lead Systems Developer

Hiring Organisation
Rise Technical Recruitment
Location
Redhill, Surrey, United Kingdom
Employment Type
Permanent
value added services across satellite, mobile and terrestrial networks. You will take a lead role in system design and development, working with bespoke and open source technologies to enhance in house platforms and customer solutions. Working closely with senior technical leadership, you will mentor developers, shape development standards ...

Engineering Manager

Hiring Organisation
Canada Life
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
optimise flow, deliver customer value and modernise our platforms. Our bespoke mortgage system is built using Ruby on Rails, MySQL, JavaScript, and other open-source technologies, with a clear roadmap toward cloud-native evolution. Key responsibilities Lead, coach and inspire a stream-aligned product engineering team, fostering ...

Engineering Manager

Hiring Organisation
Canada Life UK
Location
Isle Of Man, North West, United Kingdom
Employment Type
Part Time
optimise flow, deliver customer value and modernise our platforms. Our bespoke mortgage system is built using Ruby on Rails, MySQL, JavaScript, and other open-source technologies, with a clear roadmap toward cloud-native evolution. Key responsibilities Lead, coach and inspire a stream-aligned product engineering team, fostering ...

Engineering Manager

Hiring Organisation
Canada Life UK
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Part Time
optimise flow, deliver customer value and modernise our platforms. Our bespoke mortgage system is built using Ruby on Rails, MySQL, JavaScript, and other open-source technologies, with a clear roadmap toward cloud-native evolution. Key responsibilities Lead, coach and inspire a stream-aligned product engineering team, fostering ...

Engineering Manager

Hiring Organisation
Canada Life UK
Location
Potters Bar, Hertfordshire, South East, United Kingdom
Employment Type
Part Time
optimise flow, deliver customer value and modernise our platforms. Our bespoke mortgage system is built using Ruby on Rails, MySQL, JavaScript, and other open-source technologies, with a clear roadmap toward cloud-native evolution. Key responsibilities Lead, coach and inspire a stream-aligned product engineering team, fostering ...

Lead Data Engineer (eDV)

Hiring Organisation
Aker Systems Limited
Location
Cheltenham, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
will assist in the development of a secure batch/real-time data platform for a government client leveraging the latest commercial and open-source technologies. This involves getting data from a variety of different sources, getting it into the right format, assuring alignment to target models … Terraform for IaC deployments Experience in Linux and Windows Aker Systems Attributes At Aker we work as a team; we are collaborative, hardworking, open, and delivery obsessed. There is no blame culture here: try things, and take responsibility for the outcomes. You are always part of the wider Aker. ...

Cloud Architect- eDV Cleared

Hiring Organisation
Searchability NS&D
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £115,000 per annum, Negotiable
commute to Manchester.- Experience as a hands-on cloud architect CLOUD ARCHITECT ESSENTIAL SKILLS- Expertise in delivering AWS Cloud native solutions- Background in Open-source technologies and frameworks- Experience with micro-service based architectures- Experience working with structured architecture approaches (TOGAF or SAFe)- Leadership and stakeholder management experience ...

Cloud Architect- eDV Cleared

Hiring Organisation
Searchability NS&D
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £120,000 per annum, Negotiable
commute to London.- Experience as a hands-on cloud architect CLOUD ARCHITECT ESSENTIAL SKILLS- Expertise in delivering AWS Cloud native solutions- Background in Open-source technologies and frameworks- Experience with micro-service based architectures- Experience working with structured architecture approaches (TOGAF or SAFe)- Leadership and stakeholder management experience ...