full stack ruby engineer jobs in Bristol

**Junior Platform Software Developer** **Bristol** **£26,500** **About One Big Circle** ***Be part of an award-winning workplace: The Sunday Times Best Medium-sized Technology Company 2025*** Formed in 2017, One Big Circle is a fast-growing Bristol technology company that provides “Intelligent Video” solutions. We focus entirely on solving...

*This role is delivered within secure environments. Candidates must be eligible for UK SC clearance and hold UK citizenship.* **Join the Mission** At ByDesign Secure, we believe that world-class security shouldn't be an afterthought—it should be the foundation. We are an independent, outputs-based consultancy dedicated to solving complex data assurance...

Full time, permanentLocation: Ideally Bristol or based in UK.Reporting to: Software Manager, Compilation Tools Based in our Bristol office, the Senior AI Compiler Engineer works in the Compilation Tools team and plays a pivotal role in developing and enhancing the LLVM – based toolchain for our novel multi – core processors, with a particular focus on...

Tech Lead – Zurich Nova Working hours: This role is available on a part-time, job-share or full-time basis. Salary: Attractive salary depending on experience plus an excellent benefits package Location: Bristol, 3 days a week in the office with flexible hours Closing date for applications: 29th October 2026 Build, lead and deliver at pace At Zurich...

Referment is working with a financial services technology company whose platforms underpin mission-critical data workflows for investment managers, banks and service providers. Its managed services team runs high-availability systems that keep trusted, compliant data flowing into client systems such as accounting platforms, order-management systems and data...

**Full Stack Developer (Java) | Bristol/Hybrid | £65,000 - £75,000 |** **Tech4Good | Automotive | Java | JavaScript | React | AWS | Springboot | Microservices |** Looking to build software which has a genuine impact on improving peoples lives? Or maybe you’re a Full Stack Developer who wants to gain cloud experience? I am supporting a brilliant...

**Full Stack Software Engineer | Bristol | Hybrid | Tech for Good** **£55,000 – £70,000 DOE** Fancy using your engineering skills to build technology that actually makes a difference? SR2 are working with a growing tech-for-good organisation in Bristol that's on a mission to make a genuine, positive impact on people's lives through technology. They've...

Excited to grow your career? Our purpose is to make it easy for people to save and invest for a better future. We are looking for great people to join us, so please come and invest in YOUR future at Hargreaves Lansdown. We know that sometimes people can be put off applying for a job if they don't tick every box. If you're excited about working for us and...

Job Description:Your impactAre you ready to lead engineers and take on complex automation and DevOps challenges that underpin the UK’s most critical missions? At Leonardo, our Principal DevOps Engineers combine people leadership with technical authority, leading the design, integration, and delivery of secure, automated solutions across hybrid and cloud...

We are building a next-generation platform for one of the UK's leading financial services providers - trusted by over 2 million clients and managing c.£150 billion in assets. This is a unique opportunity to shape technology that will transform how people invest and achieve financial freedom. We are looking for a Software Engineering Manager to lead and grow...

About the job Turn product intent into the technical work that moves AI compute forward. As a Technical Product Owner, you will help component-based software teams deliver clear, prioritised and meaningful outcomes. You will connect product intent, engineering delivery and cross-team coordination. Your work will support software that spans bare metal...

Referment is working with a financial services technology company whose platforms underpin mission-critical data workflows for investment managers, banks and service providers. Its managed services team runs high-availability systems that keep trusted, compliant data flowing into client systems such as accounting platforms, order-management systems and data...

Developer Experience / DevExLocation: Bristol / London About Fractile Fractile was founded in 2022 on the bet that, eventually, the world's most capable AI systems would be limited in their impact by the time taken to produce useful outputs. We bet everything on the logical conclusion: that the only way to truly unlock this latent value, to make speed viable...

**Job Description:** ## **Your impact** Are you ready to lead engineers and take on complex automation and DevOps challenges that underpin the UK’s most critical missions? At Leonardo, our Principal DevOps Engineers combine people leadership with technical authority, leading the design, integration, and delivery of secure, automated solutions across...

Modelling Engineer Location: Bristol / London About Fractile Fractile was founded in 2022 on the bet that, eventually, the world's most capable AI systems would be limited in their impact by the time taken to produce useful outputs. We bet everything on the logical conclusion: that the only way to truly unlock this latent value, to make speed viable at...

Location: Bristol, United Kingdom Thales is a global technology leader with more than 83,000 employees on five continents. With over 7,500 people in the UK, operating across defence, space, aerospace, and digital security, we help build a future we can all trust. Thales supports the security and stability of our nation by providing extraordinary technology...

Verification Engineer About Fractile Fractile was founded in 2022 on the bet that, eventually, the world’s most capable AI systems would be limited in their impact by the time taken to produce useful outputs. We bet everything on the logical conclusion: that the only way to truly unlock this latent value, to make speed viable at scale, was to radically...

***Bristol*** This is a fantastic role for a Software Architect or someone with strong software design skills looking to take the next jump in their career to becoming a Software Architect! **Salary** : up to circa £80,000 depending on experience **Dynamic (hybrid) working** : typically 3 to 4 days per week on-site, due to workload...

**Tech Lead – Zurich Nova** **Working hours:** This role is available on a part-time, job-share or full-time basis. **Salary:** Attractive salary depending on experience plus an excellent benefits package **Location:** Bristol, 3 days a week in the office with flexible hours **Closing date for applications:** 29th October 2026 ...

About Fractile Fractile was founded in 2022 on the bet that, eventually, the world’s most capable AI systems would be limited in their impact by the time taken to produce useful outputs. We bet everything on the logical conclusion: that the only way to truly unlock this latent value, to make speed viable at scale, was to radically re-invent the hardware...