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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

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.

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

You’ll act as the backend authority within a small, collaborative team, working closely with a Frontend Developer and Senior UX/UI Designer. I'm now looking for a Backend Developer to join their agile team and play a key role in shaping the future of their technology. This is a hands-on backend ro

Bridge the gap between backend web development and data science teams. Work on backend data pipeline development. Integrate backend web services with databases/data warehouses.

We're looking for an experienced data-focused backend developer to help supercharge our product, integrations and APIs. Get notified about new Back End Developer jobs in.

As a backend developer, you will be responsible for developing the middle- to back-end logic and algorithms of our web app. We are offering a part-time internship where you will be working with a team of experienced developers to build a web-based product on React Native.

We are seeking a highly skilled Backend Developer with hands‑on experience in Python and FastAPI. Proven experience as a Backend Developer or 3+ years in software development. This role requires a deep understanding of backend technologies and the ability to work on robust, scalable solutions.

Backend Java Developer – Data Fabric / Platform Engineering. If your idea of backend engineering is more than CRUD APIs and microservices boilerplate — this role is for you. Build core backend services in.

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

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.

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

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.

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 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.

We are looking for an awesome Senior Java Backend Developer to join our growing team.

Join blp – The #1 Solution for ERP Automation.ETH and HSG spin-off redefining ERP automation with AI.We solve real enterprise problems with cutting-edge tech and a strong sense of ownership.Our solution is in production across 40+ countries, used by 20,000+ daily active users, automating 70,000+ p

Backend Developer Web3 - London / Remote. An exciting and well-backed decentralised Crypto project is seeking to bring in an experienced and proven Backend Developer with skills in Solidity, and ideally Golang. The Senior Backend Developer will join a team of experienced and proven Blockchain expert

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. Scalability: ensure backend services remain smooth, responsiv

Back-End developer (python and GCP) - £525 inside IR35.

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets.Our platform, Ubuntu, is widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation, and IoT.Our customers include the

A dynamic tech company in the UK seeks a Mid-Senior Backend WordPress Developer for a fully remote role.

NET Backend Developer to join a high-impact engineering team building one of the most demanding real-time sportsbook platforms on the market. If youe passionate about distributed systems, performance-driven backend engineering, and have experience working in sports betting or complex, event-based sy

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.

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 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.

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

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:.

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…

Holisticly communicate integrated channels via backend interfaces.

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

Job Openings Senior/Lead Backend Game Developer - Remote in Europe. About the job Senior/Lead Backend Game Developer - Remote in Europe. Senior/Lead Backend Game Developer - Remote in Europe.

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. Experience designing and scaling backend services.

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

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