python backend developer jobs in United Kingdom

- Senior Backend Developer (Python) - Kings Cross, London- Onsite 2/3 days a week - 6 month contract - Inside of IR35 - £750 - £800 per day A high number of candidates may make applications for this position, so make sure to send your CV and application through as soon as possible. My client is seeking a highly skilled software engineer to join its AI/ML team, contributing to the development of...

Lead Software Engineer London-based or Remote within the UK (no visa sponsorship) We’re working with a mission-driven energy tech start-up that’s reimagining how power is monitored, billed and delivered. Backed by angel investors, my client is building digital tools that support modern energy infrastructure in markets underserved by traditional utilities. As the Lead Software Engineer, you’ll be...

Back End Engineer (Python) Location: London (hybrid) Salary: Up to £70,000 (depending on experience) +10% bonus We’re looking for a talented Back End Engineer to join a growing engineering team based in central London . You’ll play a key role in building and maintaining scalable backend services that power customer-facing platforms used across the UK. This is a great opportunity to work on...

- Senior Backend Developer (Python) - Kings Cross, London- Onsite 2/3 days a week - 6 month contract - Inside of IR35 - £750 - £800 per day My client is seeking a highly skilled software engineer to join its AI/ML team, contributing to the development of cutting-edge applications that accelerate drug discovery and enable personalised therapies. The ideal candidate will have strong Python...

Go Backend Engineer (Data Platform & APIs) - Northern Ireland (Remote-first) * Salary: £75,000-£150,000 + bonus + benefits Our client is scaling an ML-driven data and analytics platform and modernizing their engineering standards. Their current stack includes Python, GoLang, TensorFlow, PyTorch, AWS, and Kubernetes , with a focus on building scalable, ML-driven data and analytics platforms. They...

Backend Engineer (Python/Django) Hybrid (Sheffield) – £60,000 We are working with a high-growth fintech scale-up who are looking to bring on a Backend Engineer into their growing data team. They are innovating rapidly and looking for top engineering talent to support their next phase of growth. As a Backend Engineer, you’ll play a key role in building and scaling the company’s core payment...

Role: Backend Software Developer Salary: £90,000 P/A + Comps Location: London (Hybrid/Flexible working) Client: Start up/Scale Up Are you a Python expert ready to build cutting-edge systems powering real-world AI innovation? Join one of London's most exciting AI startups, where we're scaling fast and solving complex problems at the intersection of technology, data, and...

We're a UK based, profitable and fast growing company that began as a small bootstrapped AI startup in 2023. In a period of significant growth, we're looking for another talented engineer to help us scale further and allow the company to help even more job seekers save time by automating job applications and building tools they love using. We’re hiring a backend developer to join our Auto-Apply...

You will work across backend development, DevOps, and infrastructure as code, collaborating closely with global teams in Australia, the U. Design, develop, and enhance backend services using TypeScript and NestJS . DevOps / Cloud Operations (40%) Work with AWS to manage, optimise, and secure cloud infrastructure.

You will be working on improving and maintaining our existing platform, however their will also be the opportunity to support work on our modernisation initiative; to rebuild the platform with a new microservices architecture. The day to day: Design, develop, and maintain efficient and scalable server-side applications and services.

Senior Backend Developer (Node.JS) I'm looking for an experienced backend senior developer to support API development and backend delivery for a high-traffic consumer platform. You’ll work alongside front-end engineers to build scalable, secure, and performant systems using modern tools and AI-assisted development. You’ll be a good fit if you: Deliver production-ready APIs fast and independently...

You will play a key role in API development and integration, supporting key platforms and product channels, and collaborating with cross-functional teams to deliver high-quality digital products. Main Duties and Responsibilities Back-End Development Design, build, and maintain efficient, sustainable, and reliable server-side code for web and mobile applications.

We are seeking an experienced Senior Backend Developer with a proven background in building high-volume, scalable services. 6-month initial contract with a high potential for extension. ~ Fully remote opportunity within the UK, with any ad-hoc travel expenses covered. ~ Day Rate: £350 - £400 per day (Inside IR35)~ Your expertise in JavaScript and Spring Boot will be essential for creating robust...

Backend Engineer - Python, Rust Paying £90k-£140K + Equity 5 days a week onsite in Central London Oliver Bernard have partnered with a stealth AI company, founded by world-class engineers with backgrounds from top-tier Silicon Valley firms, is looking to grow its core engineering team in London. This is a rare opportunity to join a well-funded, product-focused startup that's tackling one of...

Senior Backend Engineer – Python & DevOps Hybrid (London | 3 days per week) £70,000 – £130,000 + Equity + Benefits Digitech are exclusively partnered with a high-growth AI SaaS start-up operating globally. The company has launched a state-of-the-art AI-driven platform and is entering a significant expansion phase, having scaled rapidly over the past 18 months across engineering, sales, and...

Senior Backend Engineer – Python & DevOps Hybrid (London | 3 days per week) £70,000 – £130,000 + Equity + Benefits Digitech are exclusively partnered with a high-growth AI SaaS start-up operating globally. The company has launched a state-of-the-art AI-driven platform and is entering a significant expansion phase, having scaled rapidly over the past 18 months across engineering, sales, and...

Backend Software Engineer / Developer (Python FastAPI Data) London to £90k Are you a data centric Software Engineer with strong Python and SQL skills? You could be progressing your career in a senior, hands-on role at a fast growing, global Insurance Underwriting technology provider that focusses on developing a complex SaaS calculation platform for rapidly growing Cyber Security insurance...

You will lead a team working across Python, Go, modern data architectures, and cloud-native infrastructure. If you enjoy designing systems that scale, mentoring engineers, and influencing product direction, we want to talk to you.

You will shape the core architecture of the platform.

- Senior Backend Developer (Python) - Kings Cross, London- Onsite 2/3 days a week - 6 month contract - Inside of IR35 - £750 - £800 per day My client is seeking a highly skilled software engineer to join its AI/ML team, contributing to the development of cutting-edge applications that accelerate drug discovery and enable personalised therapies. The ideal candidate will have strong Python backend...

You will be working on improving and maintaining our existing platform, however their will also be the opportunity to support work on our modernisation initiative; to rebuild the platform with a new microservices architecture. The day to day: Design, develop, and maintain efficient and scalable server-side applications and services.