526 to 550 of 1,123 Open Source Jobs in the UK excluding London

Lead/Principle Data Engineer

Hiring Organisation
Sanderson Government and Defence
Location
Cheltenham, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
play a key role in building and enhancing secure batch and real-time data processing capabilities, working with modern cloud technologies and industry-leading open-source tools. As part of a collaborative Agile team, you'll help design, develop, and optimise data pipelines, ensuring data is accurately processed ...

Lead Data Scientist - Public Sector (security cleared)

Hiring Organisation
Hackajob Ltd
Location
Belfast, County Antrim, Northern Ireland, United Kingdom
Employment Type
Permanent
Claude, Gemini), machine learning libraries (e.g. scikit-learn,XGBoost). Experience with data storage for AI, vector databases, semanticsearch,and knowledge graphs. Contributions to open-source AI projects or research publications. Familiarity with AI security, privacy, and compliance standardse.g. ISO42001. Embracing our differences We believe in the power ...

Senior Lead Software Data Engineer - Corporate Know Your Customer

Location
Glasgow, Scotland, United Kingdom
Experience with modern data platforms such as Databricks or Snowflake Hands-on expertise with Spark/PySpark and big data processing technologies Knowledge of open-source table formats and catalog services such as Apache Iceberg Experience with LLM orchestration frameworks and model serving infrastructure or managed endpoints Familiarity ...

Senior Lead Site Reliability Engineer

Location
Glasgow, Scotland, United Kingdom
postmortems for high-availability services Deep understanding of distributed system design principles, networking (TCP/IP, DNS, load balancing), and Linux internals Contributions to open-source observability or telemetry projects Experience working with agent control planes and management protocols; hands‐on knowledge of OpAMP is highly desirable J.P. ...

Lead Software Data Engineer - Corporate Know Your Customer

Hiring Organisation
Hackajob Ltd
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Permanent
modern data platforms such as Databricks or Snowflake Deep hands-on experience with Spark/PySpark and other big data processing technologies Expertise in open-source table formats and catalog services such as Apache Iceberg Experience with LLM orchestration frameworks and model serving infrastructure or managed endpoints ...

Lead Software Data Engineer - Corporate Know Your Customer

Hiring Organisation
JP Morgan Chase
Location
Glasgow, UK
Employment Type
Full-time
skillsExperience with modern data platforms such as Databricks or SnowflakeDeep hands-on experience with Spark/PySpark and other big data processing technologiesExpertise in open-source table formats and catalog services such as Apache IcebergExperience with LLM orchestration frameworks and model serving infrastructure or managed endpoints (AWS Bedrock ...

Senior Application Development Lead – Generative AI (Gen AI), Vice President

Location
Belfast City District, Northern Ireland, United Kingdom
will put you at the heart of a global financial institution? Then bring your skills in analysis, application development, problem solving and communication to Source to Pay Solutions Technology group. By Joining Citi, you will become part of a global organisation whose mission is to serve as a trusted … partner to our clients by responsibly providing financial services that enable growth and economic progress. Team/Role Overview Source to Pay Solutions Technology group is part of COO (Citi Operating Office) Technology organization supporting Citi Operating Office business function and its enterprise‐wide transformation agenda to achieve improvements ...

Software Engineer

Location
Manchester, England, United Kingdom
etc.) Innovation Research projects, including prototyping, to explore future opportunities. Investigate new technologies. Optimise the development process through use of automation, in-house and open source solutions. Self Development and Growth Develop new skills by working with other members of the team. Be a self-starter … solving - recognition of problems and recasting difficult-to-solve problems in order to find unique and innovative solutions Integrity - honest and transparent in dealing, open to voice and accept criticism, is trustworthy and builds credibility through actions Detail focussed - pays attention to the details and can make a conscious ...

Forward Deployed AI Engineer

Location
Birmingham, England, United Kingdom
might not be able to extend an offer immediately, we are highly interested in considering you for these future projects. If you're open to the idea of potentially joining our team in the future, we encourage you to continue with our interview process. We value your time … platform experience. Nice to have Voice and multimodal agents; evaluation of non‐text outputs. FinOps for AI workloads; unit‐economics modelling for agent systems. Open‐source contribution to the agent/LLM ecosystem, or conference speaking. Prior experience as an FDE, solutions architect, or delivery consultant ...

Software Engineer / Developer - Voice Services

Hiring Organisation
Flint Technology Services
Location
Ipswich, Suffolk, East Anglia, United Kingdom
Employment Type
Contract
bridge the gap between traditional telecommunication protocols and modern cloud-based AI. Your core focus will be developing stable SIP services using Java, managing open-source media engines, and integrating advanced Speech AI technologies across multi-cloud environments. Key Responsibilities SIP Development: Develop, test, and maintain ...

Full Stack Software Developer

Location
Newcastle upon Tyne, England, United Kingdom
Laravel framework Understanding of CI/CD pipelines and DevOps practices Experience with testing frameworks and a test-driven development approach Personal or open-source projects that demonstrate your passion for development What We Offer £35,000 – £45,000 salary with regular reviews Genuine career progression into lead ...

Senior Storage Architect

Location
Cambridge, England, United Kingdom
also value: Knowledge of GPU compute environments or AI training infrastructure. Experience with monitoring and observability tools (Prometheus, Grafana, etc.). Contributions to open-source storage, data management, or infrastructure projects. Familiarity with object storage systems (S3, RADOS Gateway, MinIO, etc.). A collaborative and supportive work environment. ...

Senior Data Scientist

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
frameworks (MLflow, Kubeflow, Airflow). Familiarity with SQL, NoSQL, and distributed data technologies. Experience deploying AI models in production environments. Publications, patents, or open-source contributions in ML/AI. Benefits What We Offer: Competitive Salary Bonus Scheme Private Healthcare Insurance 25 Days Annual Leave + Bank Holidays ...

Senior Java Lead Software Engineer

Hiring Organisation
JP Morgan Chase
Location
Glasgow, UK
Employment Type
Full-time
little to no oversightPractical cloud native experienceStrong functional and object-oriented programming skills with expertise in languages such as Scala, Java, and Python; and open-source frameworks/libraries, such as Apache Spark. Familiar with software engineering and project management tools such as Git, Jira, and Agile. Excellent ...

Data Scientist Manager

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
Claude, Gemini), machine learning libraries (e.g. scikit-learn,XGBoost). Experience with data storage for AI, vector databases, semanticsearchand knowledge graphs. Actively contributes to open-source AI projects, researchpublicationsand industry events/websites. Familiarity with AI security, privacy, and compliance standards e.g. ISO42001. Embracing our differences We believe ...

Senior Java Lead Software Engineer

Location
Glasgow, Scotland, United Kingdom
oversight Practical cloud native experience Strong functional and object-oriented programming skills with expertise in languages such as Scala, Java, and Python; and open-source frameworks/libraries, such as Apache Spark. Familiar with software engineering and project management tools such as Git, Jira, and Agile. Excellent problem ...

Campus - Full Time - AI Engineer - 2027 (UK - Burgess Hill)

Hiring Organisation
American Express
Location
Burgess Hill, UK
Employment Type
Full-time
collaboration, documentation, and learning agility with the ability to work effectively across technical and non-technical teams. Preferred QualificationsExperience through academic coursework, research, projects, open-source contributions, internships, hackathons, or extracurricular activities using Python, R, Java, JavaScript, or similar technologies. Interest in machine learning, generative AI, natural language ...

Principal Developer - AI

Location
Salford, England, United Kingdom
retail, supply chain, demand planning, or financial planning. Experience leading post‐acquisition platform integration or cross‐organisation architectural alignment across previously independent products. Open‐source contributions to ML infrastructure, data processing, or related ecosystems. Advanced degree in Computer Science, Machine Learning, Statistics, or a related field. Our Commitment ...

Remote Sr. Software Engineer, Fullstack (UK)

Hiring Organisation
grabjobs
Location
Glasgow, UK
agents in development workflows. Experience in enterprise SaaS organisations, particularly HR Tech or regulated domains. Familiarity with ML/AI integration in production systems. Open-source contributions or a history of side projects. Why Firstup? Because you care - about people, the work you do, and the connections ...

Remote Sr. Software Engineer, Fullstack (UK)

Hiring Organisation
grabjobs
Location
Swansea, UK
agents in development workflows. Experience in enterprise SaaS organisations, particularly HR Tech or regulated domains. Familiarity with ML/AI integration in production systems. Open-source contributions or a history of side projects. Why Firstup? Because you care - about people, the work you do, and the connections ...

Remote Sr. Software Engineer, Fullstack (UK)

Hiring Organisation
grabjobs
Location
Leicester, UK
agents in development workflows. Experience in enterprise SaaS organisations, particularly HR Tech or regulated domains. Familiarity with ML/AI integration in production systems. Open-source contributions or a history of side projects. Why Firstup? Because you care - about people, the work you do, and the connections ...

Remote Sr. Software Engineer, Fullstack (UK)

Hiring Organisation
grabjobs
Location
Margate, Kent, UK
agents in development workflows. Experience in enterprise SaaS organisations, particularly HR Tech or regulated domains. Familiarity with ML/AI integration in production systems. Open-source contributions or a history of side projects. Why Firstup? Because you care - about people, the work you do, and the connections ...

Remote Sr. Software Engineer, Fullstack (UK)

Hiring Organisation
grabjobs
Location
Ely, Cambridgeshire, UK
agents in development workflows. Experience in enterprise SaaS organisations, particularly HR Tech or regulated domains. Familiarity with ML/AI integration in production systems. Open-source contributions or a history of side projects. Why Firstup? Because you care - about people, the work you do, and the connections ...

Remote Sr. Software Engineer, Fullstack (UK)

Hiring Organisation
grabjobs
Location
Rhosllanerchrugog, Wrexham, UK
agents in development workflows. Experience in enterprise SaaS organisations, particularly HR Tech or regulated domains. Familiarity with ML/AI integration in production systems. Open-source contributions or a history of side projects. Why Firstup? Because you care - about people, the work you do, and the connections ...

Remote Sr. Software Engineer, Fullstack (UK)

Hiring Organisation
grabjobs
Location
Newtown, Powys, UK
agents in development workflows. Experience in enterprise SaaS organisations, particularly HR Tech or regulated domains. Familiarity with ML/AI integration in production systems. Open-source contributions or a history of side projects. Why Firstup? Because you care - about people, the work you do, and the connections ...