251 to 275 of 296 Open Source Jobs in the UK excluding London

Chief Technology Officer

Hiring Organisation
Future find
Location
York, North Yorkshire, UK
Employment Type
Full-time
platform designed around deep candidate analysis, structured evaluation, and intelligent matching. Our mission is to build a tool which allows hiring companies to successfully source candidates directly, and alleviate the need for external recruitment agencies. The technical foundations already exist: cloud infrastructure, LLM pipelines, scoring logic, and multi-tenant … architectures, prompt pipelines, and structured outputs Strong understanding of model evaluation, explainability, and output validation Model Development Experience with fine-tuning or training models (open-source or proprietary) Understanding of model lifecycle management, data pipelines, and inference optimisation Familiarity with moving from API-based LLMs to self-hosted ...

Chief Technology Officer

Hiring Organisation
Future find
Location
Brighton, East Sussex, UK
Employment Type
Full-time
platform designed around deep candidate analysis, structured evaluation, and intelligent matching. Our mission is to build a tool which allows hiring companies to successfully source candidates directly, and alleviate the need for external recruitment agencies. The technical foundations already exist: cloud infrastructure, LLM pipelines, scoring logic, and multi-tenant … architectures, prompt pipelines, and structured outputs Strong understanding of model evaluation, explainability, and output validation Model Development Experience with fine-tuning or training models (open-source or proprietary) Understanding of model lifecycle management, data pipelines, and inference optimisation Familiarity with moving from API-based LLMs to self-hosted ...

Solution Architect

Hiring Organisation
Summer Browning Associates
Location
East Kilbride, South Lanarkshire, Lanarkshire, United Kingdom
Employment Type
Contract
Contract Rate
£750 - £850/day competitive
architecture and *Making Effective Decisions: * Technology Expertise : You will have a good understanding of a broad range of industry-standard technologies, both proprietary and open source, across a diverse range of Microsoft and Linux-based deployments, * Software & Infrastructure Expertise: You will have a good understanding of both software ...

Machine Learning Engineer

Hiring Organisation
Skills Alliance
Location
Slough, Berkshire, UK
Employment Type
Full-time
modern architectures: Transformers, Diffusion Models, SSMs Strong sense of ownership and comfort working in fast-paced early-stage environments Nice-to-Haves Contributions to open-source ML tooling Experience with distributed training, model compression, or high-throughput serving Experience building or integrating ML systems into end-user applications ...

Solution Architect

Hiring Organisation
SUMMER-BROWNING ASSOCIATES LIMITED
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Contract
Contract Rate
£750 - £850 per day + competitive
architecture and *Making Effective Decisions: * Technology Expertise : You will have a good understanding of a broad range of industry-standard technologies, both proprietary and open source, across a diverse range of Microsoft and Linux-based deployments, * Software & Infrastructure Expertise: You will have a good understanding of both software ...

Computational Developer

Hiring Organisation
Archilizer
Location
Slough, Berkshire, UK
Employment Type
Full-time
shipping Talking to humans about technical problems Nice to have: Revit API, Dynamo, or AEC platform experience Cloud experience (AWS/Azure/GCP) Open-source contributions or personal projects Comfort moving between backend, tooling, and automation work Not required: An architecture degree "10+ years BIM experience" Wearing ...

Software Engineer

Hiring Organisation
Matchtech
Location
Portsmouth, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£50000 - £70000/annum
candidates will design, implement, and maintain high-quality software solutions in an agile environment. You will work primarily in C++ using modern tools and open source frameworks, contributing to innovative software for advanced navigation and important systems. Key Responsibilities: Capture and evaluate technical requirements, estimating delivery timescales ...

Software Engineer

Hiring Organisation
The Workshop
Location
Portsmouth, Hampshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
critical systems within a highly skilled engineering environment. The team operates in an agile development environment, primarily using C++, alongside modern industry tools and open-source technologies. Key Responsibilities Assist in capturing, analysing, and estimating technical requirements, including delivery schedules and milestones Design, implement, and maintain software across ...

GIS Developer

Hiring Organisation
Verisk
Location
Bath, Avon, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 per annum
Excel in This Role Strong python development experience, able to follow PEP8 standards Experience of developing GIS pipelines in python, leveraging open source libraries such as Fiona, Shapely, Numpy and Rasterio Ability to communicate effectively, explaining and rationalizing design decisions to a cross functional team. Experience in object ...

Linux Infrastructure Engineer

Hiring Organisation
Sopra Steria
Location
Salisbury, Wiltshire, South West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
25 days holidays, 6% Contributory pension, 4 x life Insurance, car all
Portsmouth OR Salisbury site, 2 days home working. What you'll be doing: Oversee and enhance Linux platform capabilities. Develop and maintain open-source and commercial tooling. Provide expert 3rd line technical support, mentoring, and fault resolution for 1st/2nd line teams. Act as a subject matter ...

Senior Software Engineer C Linux Networking

Hiring Organisation
Saxon Recruitment Solutions
Location
Edinburgh, Midlothian, Scotland, United Kingdom
Employment Type
Permanent, Work From Home
5+ years relevant experience with the ability to write quality C code under Linux with a good understanding of this OS and open source software development, debugging?. ? It would be useful if you have some knowledge of the following : Knowledge in software development of Data Forwarding paths ...

Java Software Developer - Mostly Remote

Hiring Organisation
Circle Group
Location
Warrington, Cheshire, United Kingdom
Employment Type
Permanent
Salary
GBP 60,000 Annual
Java Software Developer - Java - Mostly Remote working Are you a Software Developer with a passion for open-source technology, such as Java, to work on innovative real-time solutions? We're looking for a Software Engineer with strong Java & SQL skills to join our growing client in Warrington ...

GPU Software Engineer

Hiring Organisation
microTECH Global LTD
Location
Slough, Berkshire, UK
Employment Type
Full-time
operating systems including Windows, Linux, iOS, and Android. Enhance, maintain, and expand existing codebases (C/C Python). Integrate third-party commercial and open-source software components. Produce clear and well-structured technical documentation, including specifications, APIs, and integration guides. Support external partners and customers in integrating ...

Senior Engineer

Hiring Organisation
RCRTR Limited
Location
Yorkshire and Humberside, England, United Kingdom
Employment Type
Full-Time
Salary
£68,000 - £70,000 per annum
role · Experience in browser testing and debugging (e.g. Chrome Console) · Knowledge of SEO and its implementation · Knowledge of eCommerce · Working knowledge of various tools, open-source technologies, and cloud services The client offers excellent benefits and development opportunities. This role is a hybrid role (3 days ...

Senior Engineer

Hiring Organisation
RCRTR Limited
Location
Nottingham, Nottinghamshire, England, United Kingdom
Employment Type
Full-Time
Salary
£68,000 - £70,000 per annum
role · Experience in browser testing and debugging (e.g. Chrome Console) · Knowledge of SEO and its implementation · Knowledge of eCommerce · Working knowledge of various tools, open-source technologies, and cloud services The client offers excellent benefits and development opportunities. This role is a hybrid role (3 days ...

Senior Engineer

Hiring Organisation
RCRTR Limited
Location
Milton Keynes, Buckinghamshire, England, United Kingdom
Employment Type
Full-Time
Salary
£68,000 - £70,000 per annum
role · Experience in browser testing and debugging (e.g. Chrome Console) · Knowledge of SEO and its implementation · Knowledge of eCommerce · Working knowledge of various tools, open-source technologies, and cloud services The client offers excellent benefits and development opportunities. This role is a hybrid role (3 days ...

Senior Engineer

Hiring Organisation
RCRTR Limited
Location
Newcastle Upon Tyne, Tyne and Wear, England, United Kingdom
Employment Type
Full-Time
Salary
£68,000 - £70,000 per annum
role · Experience in browser testing and debugging (e.g. Chrome Console) · Knowledge of SEO and its implementation · Knowledge of eCommerce · Working knowledge of various tools, open-source technologies, and cloud services The client offers excellent benefits and development opportunities. This role is a hybrid role (3 days ...

Senior Software Engineer (£80k + 15% bonus)

Hiring Organisation
Morson Edge
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
Great opportunity for a Senior Software Engineer to join a mission-driven organisation building systems that process and verify complex open-source information. You'd join a small engineering department and would work in a cross functional product team responsible for building highly scalable, cloud-native, serverless systems ...

Software Automation Engineer

Hiring Organisation
Lawrence Harvey
Location
Oxford, England, United Kingdom
design automation that goes beyond simply replicating human tasks. Nice to Have: Relevant degree in Engineering, Computer Science, Robotics, or similar. Familiarity with open-source automation libraries, such as PyLabRobot. Experience creating digital twins or virtual representations of lab devices. Background in biotech, pharma, materials science, or other ...

Machine Learning Researcher Statistics Python AI

Hiring Organisation
Client Server
Location
Cambridge, Cambridgeshire, East Anglia, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
externally. You'll use your research to contribute to product development and customer research projects as well as contributing to the company's open source libraries. Location/WFH: You'll join the team in Cambridge, ideally once a week (potentially once a month) with flexibility to work ...

Solution Architect

Hiring Organisation
Responsiv Solutions Ltd
Location
Bracknell, Berkshire, South East, United Kingdom
Employment Type
Permanent
closely with Sales to provide technical insight, product knowledge, and consultative support to progress opportunities. Apply knowledge of IBM technologies, Microsoft Azure, AI, and open-source platforms to develop appropriate solutions and support opportunity growth. Collaborate with the Head of Consulting to shape solutions, presentations, bids, and proposals ...

Magento Developer

Hiring Organisation
Elevation Recruitment Group
Location
Sheffield, South Yorkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£42,000 - £48,000 per annum
approaches. Proficient in PHP, MySQL, HTML, CSS, XML, and JavaScript, with practical experience applying these in production environments. Handson experience working with both Magento Open Source and Adobe Commerce platforms. Confident setting up, managing, and debugging projects using local development environments such as Docker and Composer, with minimal ...

Senior Software Engineer (£80k + 15% bonus)

Hiring Organisation
Morson Edge
Location
Manchester, United Kingdom
Employment Type
Permanent
Salary
GBP 80,000 Annual
Great opportunity for a Senior Software Engineer to join a mission-driven organisation building systems that process and verify complex open-source information. You'd join a small engineering department and would work in a cross functional product team responsible for building highly scalable, cloud-native, serverless systems ...

Quantitative Developer - Python/React - Equities Team - £275k

Hiring Organisation
Paragon Alpha - Hedge Fund Talent Business
Location
Slough, Berkshire, UK
Employment Type
Full-time
modernise and augment their infrastructure. Stack: Python, React/Typescript, AWS, This firm offer a scientifically driven culture, with tonnes of academic and open source resources to leverage, while offering industry leading salary packages. If this sounds of interest, please do apply. ...

Senior RF Data Scientist / Research Engineer

Hiring Organisation
Polytec Personnel Ltd
Location
Saffron Walden, Essex, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
techniques such as direction finding, Doppler, or beamforming Experience beyond Python (e.g. C++, MATLAB) Knowledge of RF circuits or antenna systems Publications, patents, or open-source contributions Please contact us as soon as possible for more details or apply below ...