Open Source Jobs in UK

We tackle the most complex problems in quantitative finance by bringing scientific clarity to financial complexity.From our London HQ we unite world-class researchers and engineers in an environment that values deep exploration and methodical execution - because the best ideas take time to evolve. T...

We tackle the most complex problems in quantitative finance by bringing scientific clarity to financial complexity.From our London HQ we unite world-class researchers and engineers in an environment that values deep exploration and methodical execution - because the best ideas take time to evolve. T...

Who Is NisosNisos is the human risk management company specializing in unmasking threats before they escalate. We are a trusted advisor who operates as an extension of security intelligence legal and human resource teams to protect their people and business. Our intelligence-led solutions help enter...

Platform Engineer Artifact Management and Software Supply Chain SecurityYour RoleAre you experienced in enterprise artifact platforms and motivated to improve software supply-chain security integrity and traceabilityWe are seeking a Platform Engineer to secure and operate enterprise artifact and ope...

Every day Wise engineers deploy thousands of changes across hundreds of services. The Continuous Delivery team builds the platform that helps them do this safely without turning delivery controls into a bottleneck.That challenge is becoming more important as AI-assisted development increases the vol...

Please note: Applicants should be UK based and already have the right to work here.To build and maintain Masdars in-house energy-market and grid-aware modelling capability for European renewable energy and flexibility investments. The role will connect power-market fundamentals with commercially rel...

Location: Cambridge UKDuration: 10 to 12 weeks (Mid-June to September 2027)Paid internship: 30k (undergrad) up to 35k (postgrad)Please apply by 30th January 2027About lowRISCImagine the innovations we could achieve together if production-ready commercial-grade IP components and engineering systems w...

Location: Cambridge UKDuration: 10 to 12 weeks (Mid-June to September 2027)Paid internship: 30k (undergrad) up to 35k (postgrad)Please apply by 30th January 2027About lowRISCImagine the innovations we could achieve together if production-ready commercial-grade IP components and engineering systems w...

Do you want to solve real customer problems through innovative technology Do you enjoy working on scalable services in a collaborative team environment Do you want to see your code directly impact millions of customers worldwide At Amazon we hire the best minds in technology to innovate and build on...

Anticipated Contract End Date/Length: May 7 2027Work set up: Hybrid (3 days per week in office)Clearance required: Must be eligible for BPSS checksOur client in the Information Technology and Services industry is looking for a Senior Infrastructure Engineer to join its technology team and play a cri...

Do you want to solve real customer problems through innovative technology Do you enjoy working on scalable services in a collaborative team environment Do you want to see your code directly impact millions of customers worldwide At Amazon we hire the best minds in technology to innovate and build on...

Senior Machine Learning Engineer AI Innovation TeamsAs one of the worlds top three credit ratings agencies Fitch Ratings plays a critical role in global capital markets by providing credit analysis ratings research and commentary to financial market participants. For over 100 years Fitch Ratings has...

Were looking for a detail-oriented and analytical Software Engineer (Rust) 2 to join our engineering team in Liverpool United this mid-level position you will design develop and maintain high-performance systems using Rust while collaborating with cross-functional teams to deliver robust software so...

About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco our investors include Benchmark General Catalyst Peter Thiel Adam DAngelo Larry Summers and Jack Dorsey. Position: Senior Software Engineer Type: Contract Compensation: $12...

Our everyday digital experiences are in the middle of a realtime revolution: chatting alongside a livestream getting realtime financial updates or working with colleagues in a shared online space. Consumers now expect realtime as standard and Ably powers a large part of it.We put developers first. O...

Our everyday digital experiences are in the middle of a realtime revolution: chatting alongside a livestream getting realtime financial updates or working with colleagues in a shared online space. Consumers now expect realtime as standard and Ably powers a large part of it.We put developers first. O...

Are you passionate about applying AI to solve complex real-world challenges in safety-critical environments As an AI Engineer within ALTEN youll play a key role in developing cutting-edge artificial intelligence and machine learning capabilities that support high-impact programmes across the defence...

SLSQ128R110Do you want to help solve the worlds toughest problems with Data and AI Thats what we do every day at Databricks.Reporting to the Head of Public Sector - Growth youll partner with a team of accomplished Data AI and industry specialists. Your mission is to drive the adoption of Databricks...

Bitwarden is the trusted identity security leader for millions of users worldwide empowering enterprises developers and individuals to securely manage and share sensitive information anywhere. Bitwarden makes it easy for all users to extend robust security across their devices with password manageme...

What we are buildingMimica is an AI-powered process intelligence platform enabling enterprises and individuals to reclaim their most precious resource: time. Weve all seen repetitive tasks and redundant processes quietly drain productivity and creativity. Not because companies dont want to become mo...