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Backend & DevOps Software Developer. We’re seeking a skilled Backend & DevOps Software Developer to join our Innovative Platforms team. Collaborate with front-end developers and product owners to deliver end-to-end solutions.

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

Hands on experience building backend services and APIs and Microservices.

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

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

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

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.

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.

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

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.

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.

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.

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

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

Develop and maintain backend features using Java, that provide the best developer experience possible including local development experience. Do you love being in the flow as a developer and want to enable that for everyone else as well? Do you believe that the key to personal flow is in making the

BackEnd Technical Support Developer. We are looking for a dedicated BackEnd Technical Support Developer to help handle production issues. Experience needed as a Back End Developer:.

Mobile Backend Developer (JAVA/Kotlin). We have a great opportunity for a Mobile Backend Developer (JAVA/Kotlin) to join the team. We are seeking a Senior Application Engineer (Backend cloud based application development) with deep technical expertise and thought leadership.

We're seeking Senior Python Developers to join our back-end development team.

A Senior Backend Developer (Ruby on Rails) is responsible for designing, developing, and testing server-side logic for web applications using Ruby and the Ruby on Rails framework. Lead and collaborate with agile cross-functional teams by collaborating with product management, UX designers, and front

A tech solutions company is looking for a Full Stack Web Developer in the UK. The candidate will manage backend systems, develop eCommerce solutions, and collaborate with frontend teams. Strong skills in backend technologies, database management, and system integrations are essential.

A leading educational SaaS provider based in Bristol is looking for an experienced PHP Developer to join their growing team on a hybrid basis. You will be involved in both backend and frontend development, building applications and enhancing user interfaces.

A leading technology company in the United Kingdom is seeking a backend developer to design and maintain services using C# and cloud technologies.

Java Developer - Desktop / Oracle / SQL / Backend / Unit testing. An exciting opportunity is on offer for a Java Developer (Backend) to work for a global technology business. The chosen Java Developer will be working with a talented team of engineers and testers.

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.

A modern tech firm is seeking a proactive PHP Developer Intern to join their development team in Greater London. This role offers a fantastic opportunity to gain real-world experience in backend and web application development using PHP. Interns will collaborate with experienced developers on live p

This role combines backend engineering excellence with deep familiarity in modern data systems. Build and maintain core data infrastructure and backend services used across R&D. Experience in distributed systems and enterprise-scale backend development.

Backend Software Developer (Python) - London - £90,000 + Comps. We’re looking for a Backend Developer who thrives in dynamic environments — someone who loves clean code, scalable architecture, and being part of a team that’s pushing boundaries. Design, build, and optimize high-performance bac

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

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

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.

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

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

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

Senior Backend Developer - UK Remote - Up to £75,000. A leading software company, renowned for its dynamic and ever-evolving nature, is seeking a Senior Backend Developer to join their team. As a Senior Backend Developer, the successful candidate will be at the forefront of developing and enhancing

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.

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…

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

If you're a Senior Backend Developer looking for a role where you can focus on fundamentals, build meaningful products, and grow alongside a scaling tech business with serious investment behind it, this is a strong opportunity. An exciting opportunity for a Senior Backend Developer to join a fast-gr

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

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

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

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.

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

As a Senior Backend Developer, you will be part of the team that develops the backend components of all Bitfinex services (main trading application, Lightning Network support, Blockchain integrations, etc. Senior Backend Developer - Node. Security: build API services and backend processes with high

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