Python Software Developer Backend Jobs in UK

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Remote Senior Python Engineer – LLM Evaluation (US based)

About Us: Based in San Francisco, California, Turing is the world’s leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems. Turing supports customers in two ways: first, by accelerating frontier research with high-q ...

Remote Senior Software Engineer – LLM Evaluation (US based)

About Us: Based in San Francisco, California, Turing is the world’s leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems. Turing supports customers in two ways: first, by accelerating frontier research with high-q ...

Remote Senior Python Engineer – LLM Evaluation (US based)

About Us: Based in San Francisco, California, Turing is the world’s leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems. Turing supports customers in two ways: first, by accelerating frontier research with high-q ...

Remote Senior JavaScript/React Engineer – AI Training (US based)

About Us: Based in San Francisco, California, Turing is the world’s leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems. Turing supports customers in two ways: first, by accelerating frontier research with high-q ...

Remote Software Engineer – AI Research & Evaluation (US based)

About Us: Based in San Francisco, California, Turing is the world’s leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems. Turing supports customers in two ways: first, by accelerating frontier research with high-q ...

Remote Senior Python Engineer – LLM Evaluation (US based)

About Us: Based in San Francisco, California, Turing is the world’s leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems. Turing supports customers in two ways: first, by accelerating frontier research with high-q ...

Remote Software Engineer – AI Research & Evaluation (US based)

About Us: Based in San Francisco, California, Turing is the world’s leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems. Turing supports customers in two ways: first, by accelerating frontier research with high-q ...

Remote Senior Python Engineer – LLM Evaluation (US based)

About Us: Based in San Francisco, California, Turing is the world’s leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems. Turing supports customers in two ways: first, by accelerating frontier research with high-q ...

Remote Senior JavaScript/React Engineer – AI Training (US based)

About Us: Based in San Francisco, California, Turing is the world’s leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems. Turing supports customers in two ways: first, by accelerating frontier research with high-q ...

Remote Senior Software Engineer – LLM Evaluation (US based)

About Us: Based in San Francisco, California, Turing is the world’s leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems. Turing supports customers in two ways: first, by accelerating frontier research with high-q ...

Software Engineer Telematics & Cloud Systems (Full Stack)

Software Engineer - Telematics & Cloud Systems (Full Stack) Working Pattern: Hybrid (e.g. 23 days onsite) The Opportunity We are seeking a talented and motivated Software Engineer to join a growing engineering team working on cutting-edge telematics and cloud-based systems. ...

Back End Developer

Direct message the job poster from Leo Technology Founder & Director of Leo Technology #JoinThePride Job Title: Backend Developer - PHP, Laravel Working Set-Up: Remote Contract - Please note candidates must be UK based Interv ...

Frontend Developer (React.js)

RemoteStar is hiring a Frontend Developer (React.js) on behalf of a fast‑growing UK cybersecurity company delivering innovative solutions to protect businesses from digital threats. About the role As a React Developer, you’ll build modern, responsive, and secure web interf ...

Senior Java Developer

Job Title Senior Java Developer Overview Ocho is partnering with a high-growth cybersecurity organisation to hire a Senior Java Developer to join their expanding Belfast engineering team.If you would like to know a bit more about this opportunity, or are considering applying, then please read the following j ...

Software Engineer III (Java / Spring)

## .**Software Engineer III (Java / Spring)****About the team:**Our team is dedicated to unlocking the rich knowledge embedded within Elsevier’s content through our semantic data platform; this empowers researchers, clinicians, and innovators worldwide to gain new insights, make informed decisions, and accelerat ...

Senior Software Engineer (Ruby on Rails & React Native)

Senior Software Engineer (Ruby on Rails & React Native) Senior Software Engineer (Ruby on Rails & React Native) This range is provided by Net Talent. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct me ...

eDV Contract Software Engineer National Security

Full Stack Software Engineer (National Security) – Contract Location: Hampshire / Cheltenham / Manchester Rate: Competitive day rates depending on experience and IR35 determination Clearance: Active eDV clearance required The Opportunity Y ...

Remote Senior Full Stack Engineer: DevTools & DX

About ClickHouseRecognized on the 2025 Forbes Cloud 100 list, ClickHouse is one of the most innovative and fast-growing private cloud companies. With more than 3,000 customers and ARR that has grown over 250 percent year over year, ClickHouse leads the market in real-time analytics, data ...

React Native Developer

React Native DeveloperThis is a remote-first opportunity, but candidates must reside in the UK for at least 11 months of the year. Are you looking to own the mobile experience of a SaaS platform solving real-world operational challenges? This is your opportunity to join ...

React Native Developer

React Native DeveloperThis is a remote-first opportunity, but candidates must reside in the UK for at least 11 months of the year. Are you looking to own the mobile experience of a SaaS platform solving real-world operational challenges? This is your opportunity to join ...

TouchDesigner Real Time Graphics Engineer – Remote Eligible

A leading AV technology provider in the UK is seeking a Touch Designer Software Developer to create immersive experiences and interactive solutions. The role involves collaborating with cross-functional teams and pushing the boundaries of interactive media. Candidates should have solid Python skills and experien ...

Graduate Software Engineer

Graduate Developer | Graduate Software Engineer Have you just graduated from University? Enjoyed your summer break and now looking to kick-start your career? Have a keen interest in Software Engineering / Development and an aptitude to learn new skills quickly? An award-wi ...

C++ Developer Linux Front Office

London, Greater London | £150k - £200k per year C++ Developer / Software Engineer (Boost Linux FIX) London to £200k Do you have expertise with backend, low latency C++? You could be progressing your career in a senior, hand‑on role at a hugely profitable, long established Hed ...

Software Engineer

Hybrid work model - 3 days in the office, 2 days wfh 6 months contract with possible extensions 5V Tech are working with a fast-growing deep tech company building a completely new class of AI accelerator hardware and software from first principles. They’re no ...

Full Stack Developer (Java)

**Introduction**At IBM Consulting UK FutureNow, you’ll build a career at the forefront of hybrid cloud and AI, working with leading clients across the public and private sectors.You’ll collaborate with top industry professionals, gain hands on experience with cutting edge technologies, and deliver so ...

Full Stack Developer (Java)

**Introduction**At IBM Consulting UK FutureNow, you’ll build a career at the forefront of hybrid cloud and AI, working with leading clients across the public and private sectors.You’ll collaborate with top industry professionals, gain hands on experience with cutting edge technologies, and deliver so ...

Full Stack Developer (Java)

**Introduction**At IBM Consulting UK FutureNow, you’ll build a career at the forefront of hybrid cloud and AI, working with leading clients across the public and private sectors.You’ll collaborate with top industry professionals, gain hands on experience with cutting edge technologies, and deliver so ...

Full Stack Developer (Java)

**Introduction**At IBM Consulting UK FutureNow, you’ll build a career at the forefront of hybrid cloud and AI, working with leading clients across the public and private sectors.You’ll collaborate with top industry professionals, gain hands on experience with cutting edge technologies, and deliver so ...

Full Stack Developer (Java)

Full Stack Software Engineer (Java Focus) Location: Belfast (Hybrid) Overview An established global financial services organisation is seeking an experienced Full Stack Software Engineer to join a high-performing internal tools team.Any additional information you require for this job can be found in the belo ...

Solutions Architect

Overview Solution / Technical Architect – Python Expert (FastAPI, Flask, Microservices), Inside IR35 Onsite / Hybrid working - 6 month contract Our client is seeking an experienced Solution Architect with a strong background in Python and modern microservices to help shape the future of the ...

Senior Product Engineer

Overview Senior Product Engineer – Burns Sheehan is partnering with a rapidly scaling AI-native SaaS company. This role is remote-first (UK) with a hybrid London office option. Up to £130,000 + equity. Tech stack includes Typescript/Node , React , GCP/AWS . </p ...

Creative Web Developer (Junior/Mid Level), Unusual Technologies

We are Unusual Technologies. We are a team of creatives and programmers who bring immersive, high-tech, and bespoke solutions to industries ranging from academia and entertainment to the arts. If you are looking to break into creative software—or if you are already there and crave a change—we want ...

Senior Software Engineer – Clinical AI

The Opportunity We are an Imperial College London med tech spinout building AI-powered clinical decision-support tools certified as Software as a Medical Device (SaMD). Our platform uses real-world EHR data to identify patients at risk of preventable harm — giving NHS clinicians time ...

Senior AI Product Engineer

Role At StarCompliance, we build software that supports critical compliance needs for global clients. AI is now a core capability within our platform, embedded directly into our products and services. We are seeking a Senior AI Engineer to design, build, and scale AI‑powered features with ...

Junior Developer

Junior Developer 03 March 2026 London, UK An exciting opportunity has become available to be part of our fast-growing team and to be a key part of the Tech & Innovation function. This role provides an outstanding opportunity to join a growing global integrated marketing advisory a ...

Junior / Graduate Engineer

Job DescriptionPre-description/2-line ‘hook’ This needs to be around two sentences which discuss the main interesting features of the role and maybe include the location. Please aim to have three or four phrases in bold that would attract the candidates attention.Example for ...

Junior / Graduate Engineer

Job DescriptionPre-description/2-line ‘hook’ This needs to be around two sentences which discuss the main interesting features of the role and maybe include the location. Please aim to have three or four phrases in bold that would attract the candidates attention.Example for ...

Lead Developer

Lead Java Developer Business Unit: FTSE Russell – Index Platform Company: London Stock Exchange Group (LSEG) We are seeking a highly skilled and hands‑on Lead Java Engineer with AI proficiency to help build the next generation FTSE Russell Index Platform. This plat ...

Senior Fullstack Engineer Data Platform

Mission StatementThe Platform team creates the technology that enables Spotify to learn quickly and scale easily, enabling rapid growth in our users and our business around the globe. Spanning many disciplines, we work to make the business work; creating the infrastructure, tooling, framewor ...

Senior Fullstack Engineer Data Platform

Mission StatementThe Platform team creates the technology that enables Spotify to learn quickly and scale easily, enabling rapid growth in our users and our business around the globe. Spanning many disciplines, we work to make the business work; creating the infrastructure, tooling, framewor ...

Principal Software Engineer

Senior Tech Consultant | Partnering with high growth, VC & PE backed scale-ups Principal Software Engineer – Drive Social Impact Through Tech Location: London (Hybrid or Remote) Are you a tech leader passionate about using software to ...

Senior Software Engineer

Fintop Consulting has partnered with an AI Health-tech partner based in Central London who is looking to hire a Senior Backend Engineer, who is expertly skilled in Python, AWS and NoSQL databases. This is a very exciting opportunity to join a company who are creating a product that can help save lives! </p ...

Graduate Software Developer / Quantitative Developer / Quantitative Researcher Up to £160,000[...]

Overview Graduate Software Developer / Quantitative Developer / Quantitative Researcher — Up to £160,000 + Bonus + Package London, England, United Kingdom Just graduated and eager to dive into the world of high-performance tech and quantitative finance? Join a leading global trading ...

Platform Backend Java Engineer (Hybrid, Fixed Term)

A tech consulting firm seeks a Backend Java Developer in Birmingham to build core backend services for a Data Fabric platform. Candidates should have strong experience with Java, Spring, and SQL transformations. This role involves working on data governance and performance-oriented backend solutions, ideally in ...

Hybrid AI Tools Engineer for Emissions & Change Management

Quintessential Design Service Limited is seeking a skilled developer to create advanced digital tools for performance improvement in propulsion systems. The ideal candidate will have proficiency in Python and experience in AI/ML frameworks. Responsibilities include developing software tools for change management ...

Quantitative Developer for Trading & ML Platforms

A leading quantitative finance firm in London is seeking a Quantitative Developer to work closely with researchers on innovative trading systems using C# and Python. The ideal candidate will demonstrate strong software engineering skills and an interest in quantitative finance, alongside the ability to deliver s ...

Front Office Treasury Software Engineer

A leading global multi-strategy investment firm in London seeks a Software Developer to join their Front Office Treasury team, focused on building next-generation trading and liquidity management systems. The ideal candidate will have 5-15 years of experience, expert-level Python skills, and strong data capabili ...

Senior Python Engineer – Quantum Safe Cybersecurity

A global cybersecurity company is looking for a Senior Python Developer in Belfast. You will design and develop encryption intelligence solutions, build scalable systems, and collaborate across teams. This full-time role requires cloud experience and is suited for someone passionate about software development an ...

Backend Engineer: Scale Global Backend (Scala/AWS)

A leading technology firm is looking for a Backend Engineer to join their team in Greater London. The successful candidate will work within cross-functional squads to enhance the backend infrastructure, directly impacting frontline workers. Ideal applicants should have 3+ years of experience with JVM languages, ...

Senior .NET Developer

Get AI-powered advice on this job and more exclusive features. Harvey Nash have partnered with a global business well established within the online gaming/gambling industry who have ambitious growth plans. The company has a wide array of clients ranging from independent gaming studios to the world’ ...

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    Python Software Developer Backend Jobs in United Kingdom Job Search Guide, Trends and Insights