726 to 750 of 1,251 Open Source Jobs

QA Tester

Location
Greater London, England, United Kingdom
Experience of using JavaScript Automation Frameworks such asWebdriverIO,Playwright Experience of running stress/load testing using K6 and Grafana or other/similar open-source tools. Knowledge of Microsoft Azure Portal ISEB Certification in Software Testing DesirableRequirements: Experience with data migration projects Experience workinginthe Public Sector ...

Senior Lead Software Engineer - Backend Engineering - Java/Kotlin

Location
Greater London, England, United Kingdom
based languages (Java/Kotlin) but we also have parts of the platform that use other languages as needed. We look to use Open source when it makes sense and build ourselves when it doesn't. We are entirely cloud native and want to build a truly multi ...

Senior Software Engineer

Location
Norwich, England, United Kingdom
Maybe you did not earn a traditional Computer Science degree. Maybe you transitioned into engineering from another field. Maybe you built your skills through open-source contributions, bootcamps, startups, or sheer curiosity and persistence. If you have designed resilient systems, led technical decisions, or built things people rely ...

Staff Software Engineer

Location
Greater London, England, United Kingdom
with a growth mindset - able to tackle entirely novel challenges that lack prior precedent through applying strong fundamentals and first principles thinking. Familiarity with open-source technology and a desire to explore and experiment with new solutions. Experience building 0-1 with a strong product sense. Excellent communication ...

Staff Software Engineer

Location
Newcastle upon Tyne, England, United Kingdom
with a growth mindset - able to tackle entirely novel challenges that lack prior precedent through applying strong fundamentals and first principles thinking. Familiarity with open-source technology and a desire to explore and experiment with new solutions. Experience building 0-1 with a strong product sense. Excellent communication ...

Lead Software Engineer - Hardware Lifecycle

Location
Cwmbran, Wales, United Kingdom
/Dart or Ruby on RailsExperience of IoT, device management or fleet/asset management systemsExperience in the utilities or critical infrastructure sectorPersonal or open-source projects outside of work (links welcome with your application)What we Offer37.5 hours per week with core working hours and flexible options. ...

Machine Learning Engineer - Agentic AI & Reinforcement Learning

Location
Crawley, England, United Kingdom
designing reward functions, graders or agent training environments.* Familiarity with Model Context Protocol or other approaches to tool integration.* Exposure to training or deploying open-source language or vision-language models using GPUs, including distributed training.* Experience applying AI to scientific, engineering, energy or geoscience workflows. **Why work ...

Lead Software Developer

Hiring Organisation
scrumconnect ltd
Location
Swansea, West Glamorgan, United Kingdom
Employment Type
Permanent
Salary
GBP 65,000 Annual
knowledge of UK tax administration. Experience in regulated public-sector or financial-services environments. Experience working with Legacy system modernisation and service migration strategies. Open-source contributions to government engineering ecosystems. Active community-of-practice contribution, such as talks, blog posts, or internal teaching. Hybrid working: On-site ...

Data Architect

Hiring Organisation
Hackajob Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent
only when needed with programme languages Java, Scala and Python) Experience with Big Data technologies Experience with Microsoft Azure and services Experience with both open source and vendor data platforms. Experience with data architecture, architectural concepts, methodologies and approaches. Experience with microservices architecture Experience of designing for both ...

Senior Security Consultant

Location
Caddington, England, United Kingdom
lifecycle. Managing risks and services in accordance with customer, regulatory and legislative expectations. Experience outside of traditional enterprise IT scenarios extending to proprietary and open-source software, firmware and electronic hardware. Exposure to product and software architectures, including product and software development lifecycles and security. Exposure to Operational ...

Senior Data Scientist

Location
Sheffield, England, United Kingdom
process data and carry out advanced analytics techniques. Experience in advanced data visualisation techniques along with tools such as Qlik, Power BI and open source visualisation tools. Experience working with professional coding technologies such as Git and Docker. Experience working with modern cloud technologies such as Azure ...

Senior Security Consultant

Location
Luton, England, United Kingdom
Managing risks and services in accordance with customer, regulatory and legislative expectations. + Experience outside of traditional enterprise IT scenarios extending to proprietary and open-source software, firmware and electronic hardware. + Exposure to product and software architectures, including product and software development lifecycles and security. + Exposure ...

Software Engineer, New Grad - Production Infrastructure

Location
City Of London, England, United Kingdom
technology to solve a given problem. Right now, we use: A variety of languages, including Java and Go for backend and Typescript for frontend Open-source technologies like Kubernetes, Cilium, Envoy, Grafana, React, and Redux Industry-standard tooling, including Gradle and GitHub, and agentic tools like Windsurf & Cline ...

Research Engineer Connectivity & Smart Devices

Hiring Organisation
Centrica - CHP
Location
Windsor, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Azure IoT and edge-computing services Experience working with external research partners, standards organisations or collaborative innovation programmes Publications, patents, conference presentations or open-source contributions Education and Background: A degree in Computer Science, Computer Engineering, Electrical or Electronic Engineering, Telecommunications, Embedded Systems, Energy Systems or a related ...

Research Engineer – Connectivity & Smart Devices

Location
Clewer Village, England, United Kingdom
Azure IoT and edge‐computing services Experience working with external research partners, standards organisations or collaborative innovation programmes Publications, patents, conference presentations or open‐source contributions Education and Background A degree in Computer Science, Computer Engineering, Electrical or Electronic Engineering, Telecommunications, Embedded Systems, Energy Systems or a related ...

Product Security Engineer

Location
West of England, England, United Kingdom
infrastructure, and familiarity with the NCSC Cyber Assessment Framework, NIS regulations, ISO 27001 or IEC 62443. Public evidence of your craft: CVEs, write‐ups, open source tooling, bug bounty history or conference talks. Personal Attributes Curious and persistent: you enjoy working out how something can be made ...

Lead Software Engineer - Backend Engineering - Java/Kotlin

Location
Greater London, England, United Kingdom
based languages (Java/Kotlin) but we also have parts of the platform that use other languages as needed. We look to use Open source when it makes sense and build ourselves when it doesn’t. We are entirely cloud native and want to build a truly multi ...

Level 3 SOC Analyst

Location
Belfast City District, Northern Ireland, United Kingdom
checklist(s), including log review, management report scheduling & running, alert analysis, and escalation follow up Remain current on cyber security trends and intelligence (open source and commercial) in order to guide the security analysis & identification capabilities of the CSOC team Provide oversight, guidance and mentoring ...

Principal Security Consultant

Location
Yeovil, England, United Kingdom
/or RTCA-DO-326A/B, 355A & 356A. That extends outside of traditional enterprise IT scenarios extending to proprietary and open-source software, firmware and electronic hardware. Developing, evaluating and analysing design constraints, and detailed system and security designs as they pertain to the cyber domain. Decomposing ...

Graduate Data Analyst

Location
City Of London, England, United Kingdom
Signs that you enjoy technical problems beyond your coursework, such as side projects, CTFs or hackathons, a final-year project that went deep, or open-source contributions We don't need prior industry experience. Internships and placements are a bonus, not a requirement, as we know access ...

Senior Technical Consultant - Senior C# Developer

Location
Manchester, England, United Kingdom
collaborators, and learners. The team blends decades of deep technical expertise with curiosity and humility. You’ll work alongside engineers who have contributed to open‐source projects, tuned SQL to perfection, built massive distributed systems, and everything in between. And beyond the tech, our team is full ...

VodafoneThree - eDiscovery & Digital Forensics Analyst

Location
Newbury, England, United Kingdom
environments while maintaining evidential integrity. Produce reports, audit trails, metrics, and case documentation that support investigations, regulatory activity, and internal governance. Manage and deliver Open-Source Intelligence (OSINT) reporting, helping provide valuable insights for investigations and risk assessments. Maintain forensic processes, documentation, and operational controls while continuously seeking ...

Senior AI Engineer, Location AI

Location
United Kingdom
checks, and the batch and streaming jobs that keep a large dataset current.Track and pull external datasets, models, and benchmarks from published research and open-source releases. Evaluate what fits the problem and constraints , and decide when to adopt what exists versus build your own.Design feedback loops ...

Senior AI Engineer, Location AI

Location
Greater London, England, United Kingdom
batch and streaming jobs that keep a large dataset current. Track and pull external datasets, models, and benchmarks from published research and open-source releases. Evaluate what fits the problem and constraints , and decide when to adopt what exists versus build your own. Design feedback loops so that ...

Forward Deployed Engineer (SDEV)

Location
Greater London, England, United Kingdom
fine-grained permissioning, or safety guardrail patterns for agent-driven automation. Production experience with PagerDuty or competing digital operations and incident management platforms. Active open-source contributions to the AI agent or Model Context Protocol (MCP) ecosystem. This role is expected to work from the PagerDuty office ...