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Compensation: Competitive, based on location and experience .Location: UK or Turkey (Hybrid – Office & Remote).Keepnet is an AI-driven SaaS platform experiencing strong, sustained growth in the UK with growing global momentum, helping organisations manage human cyber risk at scale.Keepnet runs

Design, develop, and maintain robust backend services using Java 9+ and the Spring Framework. Proven experience building backend services, APIs, and microservices.

Hands on experience building backend services and APIs and Microservices.

We are now expanding our team and are looking for skilled, goal-oriented backend developers to join our teams. Design backend services using Python () and modern cloud-native architecture.

We’re searching for an experienced backend developer who loves working in a modern startup environment. We are searching for a Senior Python Engineer to join our fast-growing cyber security startup on our backend team.

We work at the intersection of finance and technology, helping institutions, startups, and developers navigate a digitally native economy.

You will work mainly on the backend of a key platform, utilizing Python and ideally C#. A Central London tech consultancy is seeking a Python Developer to join their growing team in a hybrid role.

Build and extend backend features using internal and third‑party APIs (e. Experience designing and scaling backend services. Years of experience is a poor yard stick but likely 5-7+ years working on backend systems.

Senior Software Developer with a Backend Focus. To professionalise our product development and continue our growth path, we are currently looking for a senior backend developer. Senior backend skills with at least 5 years of experience with Java, and a good understanding of Python (FastAPI, Flask…

A leading audio streaming service in London seeks a Backend Developer to enhance software development processes. The ideal candidate will have experience in backend development, strong coding skills, and a passion for learning new technologies, especially AI-related tools.

As a Senior Backend Developer, the successful candidate will be at the forefront of developing and enhancing cutting-edge products. Join a company that values growth, innovation, and collaboration, and take the next step in your career as a Senior Backend Developer. Senior Backend Developer - UK Rem

A highly profitable hedge fund in London is seeking a Backend Software Engineer (C#.

Objectively restore stand-alone markets rather than enterprise-wide products.Uniquely underwhelm best-of-breed mindshare through adaptive niches.Seamlessly parallel task open-source content without resource sucking technology.Be involved in every step of the product design cycle from discovery and u

Backend Developer (Kotlin/Java, Android APIs). Previous experience as a Software Developer, Coder, Software Engineer, or Programmer is preferred.

As a Senior Backend Developer, you'll be working in an environment that is collaborative, fast-moving, and delivery-focused where engineers are trusted to own features end-to-end, contribute to technical direction, and make sensible architectural decisions as the platform evolves. Senior Backend Dev

We’re seeking a seasoned Backend Developer with a proven track record in building scalable and robust architectures, and an instinctive understanding of how to deliver seamless digital experiences. Solid understanding of computer science fundamentals (data structures, algorithms, networking) and a

What if the systems you built changed how millions of developers work — not just at Spotify, but across the industry?You’ll join the AI Fleet Management team within Platform Developer Experience. From mature platform engineering organizations to teams investing in developer experience for the fi

A leading global consulting firm in the UK is seeking a Senior Java Developer to lead the development of scalable Java-based applications.

Our favourite candidates are developers that follow best practices in any programming language, who use the best tool for the job and can adapt to a rapidly changing environment. You will have experience with using a modern programming language for backend development on a daily basis during a solid

This job is brought to you by Jobs/Redefined, the UK's leading over‑50s age inclusive jobs board.IT professions like software engineering, data science, business intelligence, and QA - no matter their prior experience.Our AI‑driven and thoughtfully designed platform helps students build real ski

Blockchain & Backend Developer. Blockchain & Backend Developer – Cofounder | Play-To-Earn Gaming. As our Blockchain & Backend Developer, you will design and deliver both the decentralised and centralised layers of our gaming infrastructure.

I'm looking for a Senior Backend Developer with strong TypeScript and Node. Designing, building, and maintaining scalable, secure backend services using Node. Mentoring junior developers and contributing to a culture of technical excellence.

An exciting new opportunity for a Senior Backend Engineer to join an entrepreneurial business based in Fareham. The company offer an unrivalled volume of new projects, Greenfield development and the opportunity to work with and learn from some of the sharpest developers in the area.

We’re seeking a seasoned Backend Developer with a proven track record in building scalable and robust architectures, and an instinctive understanding of how to deliver seamless digital experiences. You will work closely with the game team and technical leads to create and explore new and exciting

You will be responsible for implementing new product features, maintaining and writing database migration scripts, identifying and fixing bugs autonomously, and ensuring high-quality, reliable backend services across our platform. Develop, maintain, and optimize backend microservices powering the Fo

Independent, self-managed working with responsibility as part of a small team of top developers. Building a secure and performant backend solution on Kotlin. Significant experience with backend development and maintenance using Kotlin or Java.

A global digital agency is seeking a Senior Backend Developer to create robust backend services for complex digital products.

Building a secure and performant backend solution. Significant experience with backend development and maintenance using Kotlin or Java. Independent, self-managed working with responsibility as part of a small team of top developers.

A growing consulting business in the UK is seeking a talented Backend Python Developer to contribute to their AI-driven platform project. The ideal candidate will have strong experience in Python backend development and familiarity with cloud-native architectures.

S-RM is looking to recruit a skilled Backend Developer to focus on the development and scaling of a strategic cyber security application. As a Backend Developer, your primary responsibility will be to enhance, maintain, and support an existing application that is crucial to our service delivery. Col

Backend WordPress Developer (Remote - UK Only). We’re looking for a skilled and motivated Backend Developer to join our growing team at Zap. Researching and implementing innovative ways to improve our backend capabilities across client websites.

A leading financial services provider in Greater London seeks a Java API Developer to join their Digital Asset development team. This role involves designing, developing, and testing RESTful APIs and backend services.

As part of the Platform Developer Experience (PDX) R&D Studio within the Platform Mission, this role will help shape the future of backend engineering by taking ownership of the nuts and bolts that amplify the developer experience. Our Product Area, Platinum, has historically owned and operated both

Java Backend Developer,November 30, 2025### Job Description**On behalf of our client, we are seeking a Java Backend Developer – London, UK (Full-Time Permanent Role). Our client, a fast-growing technology organisation, is looking for a skilled Java Backend Developer to build secure, scalable backe

We’re seeking Mid and Senior Python Developers to join our back-end development team.

A consulting firm is assisting a Central Government client in seeking a Senior Developer for an initial six-month assignment in Milton Keynes.

We’re seeking a seasoned Backend Developer with a proven track record in building scalable and robust architectures, and an instinctive understanding of how to deliver seamless digital experiences. You will work closely with the game team and technical leads to create and explore new and exciting

Java Back-end developer with Azure/AWS skills for London location. Overall 12+ Years of Industry experience in IT and Java Backend should be 10+ Years experience MUST.

Backend/platform services that sit in the. If your idea of backend engineering is more than CRUD APIs and microservices boilerplate — this role is for you. Build core backend services in.

A dynamic software vendor in the UK is seeking an experienced Backend Software Developer.

A BAFTA-winning game studio is seeking an experienced Backend Developer to design and implement scalable microservices for a high-traffic digital platform. The role involves collaborating with technical teams to create robust backend services, utilizing technologies like Javascript, C#, and cloud pl

Developers are a core part of this process, taking full ownership of their software throughout its lifecycle—from design and development to testing, review, and production support.

At TripleTen, we’re creating innovative learning products that empower people to master IT professions like software engineering, data science, business intelligence, and QA — no matter their prior experience.Our AI-driven and thoughtfully designed platform helps students build real skills and a

The position as a Backend Python Developer is a permanent full-time position. A start-up in London, looking to expand its highly interdisciplinary team of exceptionally talented mechanical engineers, software developers, data scientists and chemists. As a Python Developer you will have be part of a

Leverage AI-powered developer tools to improve productivity and code quality. Minimum 3 years of professional experience as a backend engineer. Strong backend development experience with Java.

You will work closely with our front-end developers, data engineers, and product managers to build scalable and efficient applications that meet the needs of our users. Proven experience as a Senior Back-End Developer or similar role. Methods is currently recruiting for a Senior Back End Developer t

This full-time Backend Web Developer position is based onsite in our brand-new Ultralytics office in London, UK.

Working closely with product and frontend teams to integrate backend services into the platform experience. This is more than a backend engineering role – it’s a chance to be part of a team building technology that helps some of the world’s largest enterprises stay ahead of attackers. Senior B