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We are looking for a Senior Backend Engineer to join our new Quantitative Sports team. As a Senior Engineer you will play a critical role in the development and maintenance of the backend aspects of the pricing system for our sportsbook and work alongside our quantitative analysts to deliver our in-

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

Our backend tech stack is Spring Boot with Java/Kotlin/Groovy, MySQL and Opensearch, hosted on AWS. Our frontend is React with Typescript, and you will be expected to contribute small features to the frontend (though the role is at least 95% backend). You're an experienced engineer with multiple ye

Senior Backend Engineer | Python, FastAPI & Scaling | Security SaaS. Senior Backend Engineer – High-Scale Systems | Python & FastAPI | Security SaaS. Senior Backend Engineer – High-Scale Systems | Python & FastAPI | Security SaaS.

The role involves the design and development of backend services and infrastructure for Machine Learning workloads.

Lead Java Backend EngineerHybrid - 2 days per week in Newcastle/LondonThis is an opportunity for a Lead Java Backend Engineer to shape the backend technical direction, bring teams together, and introduce modern engineering practices that support scalable, secure, and high-performing systems.

Software Architect Java - BackEnd, Back End Google Cloud (GCP)Contract: Until December 2026 - RenewableLocation: Essex Offices (located between Brentwood and Basildon) 4 days a weekRate: £600 per Day Inside IR35The finance and banking division of this engineering company and household name is se

A global financial institution for digital assets is seeking a Senior Backend Engineer to develop and maintain microservices for its trading platform.

A growing travel technology firm in London is seeking a Software Engineer to design and integrate APIs that simplify travel distribution and booking.This role offers a competitive salary, equity, and a flexible work environment with a work-from-anywhere policy.Ideal candidates should be passionate a

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

A remote organization focused on inclusive dating is seeking a Senior Backend Monetization Engineer. In this role, you'll design and maintain backend systems that ensure reliable monetization flows. Ideal candidates will have extensive backend development experience, including in-app purchases and s

We are looking for an exceptional Software Engineer, to join our Backend Engineering squad.

A leading energy company in the UK is seeking a Senior Backend Software Engineer to design and manage cloud-based software platforms.

Join a diverse team to work on building robust backend features using Typescript, PHP, and Golang while addressing complex challenges in a mission-driven environment. Ideal candidates will have a minimum of 2 years of backend experience and strong ownership of their technical designs.

A progressive tech company in Greater London is seeking a Principal Engineer to lead backend development.

A game industry tech company is looking for a Technical Support Engineer to provide expertise on backend systems for large-scale international game projects. Ideal candidates will have extensive backend development experience, proficiency in programming languages like C++ or Go, and a solid understa

A leading technology firm is looking for a Software Engineer in London with 5-9 years of experience to join their engineering team.The ideal candidate will design, develop, and maintain scalable software systems using Python, collaborating with cross-functional teams.Key responsibilities include bui

A modern banking startup in the UK seeks an experienced Backend Engineer to enhance their technology products.

Mid/Senior/Staff) Backend Engineer – London.

In this role, you will collaborate with various teams to enhance the backend of their innovative financial services.

A leading financial technology company is seeking a (Mid/Senior/Staff) Backend Engineer in London.

As a Backend Engineer on Stripe's Core Technology team, you'll build the financial infrastructure that powers the internet economy.

A dynamic technology startup in London is looking for a Product Engineer focused on the Backend. This role involves scaling and evolving backend infrastructure, designing APIs, and implementing AI capabilities.

As a Senior Backend Engineer at OpenAI London, you'll work on the systems that power some of the world's most advanced AI products.

A leading tech firm in Greater London is seeking a Senior Software Engineer (Backend) to lead the development of their Charge Point Management System and customer-facing platforms.

A leading audio streaming service seeks an experienced backend engineer to design and build scalable systems for its internal commerce platform. The ideal candidate has over 5 years of experience in backend development, with proficiency in Python or Java, and is skilled in cloud platforms like GCP o

A tech company in the United Kingdom is seeking a Member of Technical Staff specializing in backend and infrastructure.

Out of the successful launch of Chase in 2021, we're a new team, with a new mission.We're creating products that solve real world problems and put customers at the center - all in an environment that nurtures skills and helps you realize your potential.Our team is key to our success.We value collabo

Build and maintain high-performance backend services with Node. Collaborate with Product, Design, and users to deliver reliable backend solutions. Strong experience building scalable APIs and high-traffic backend systems.

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

This role involves designing and building backend services and features for generative AI workloads. The ideal candidate will have experience with production backend systems, proficiency in Python, and expertise in frameworks like Flask and Next.

A technology company is looking for skilled backend developers to evolve its platform capabilities.

Our mission is to enable everyone to build wealth.We reinvent how trading and investing work by creating exceptional products people love.Fostering a culture of excellence and high velocity is the key to our success.Today, we serve over 5 million clients, with more than €30 billion in assets under

A leading software business in the security space is looking for a Staff Backend Engineer to join their UK team.

You're experienced in backend software engineering using PHP8+, GraphQL, REST, and MySQL.

A leading aerospace and defense company in Greater London is seeking a Principal Software Engineer to lead and develop crucial backend systems. The ideal candidate will have extensive experience in backend and frontend technologies, along with strong capabilities in DevOps practices.

A leading brand platform company in London is seeking a Senior Backend Engineer to join a collaborative team. Candidates should have strong experience in backend development with a focus on PHP, as well as a deep understanding of API design and relational databases.

The Senior Java Developer will be responsible for both backend and the introduction of innovations in new services, enjoying fully remote working options and a salary of up to £70K.

Backend Service Development with Node. Develop backend services using Node.

This role involves designing backend services to support AI-driven functionalities.

A global information and analytics company seeks a Software Engineer III to develop Java-based backend services and implement Scala/Spark pipelines for metric computations.

Our vision is to give everyone the belief they can make their move.We aim to make moving simpler, by giving everyone the best place to turn to and return to for access to the tools, expertise, trust and belief to make it happen.We’re home to the UK’s largest choice of properties and are the go-t

This role involves taking ownership of backend systems, driving high-quality development, and mentoring fellow developers.

You will design and maintain backend services, work with modern technologies within microservices architecture, and mentor a growing team.

You will work mainly on the backend of a key platform, utilizing Python and ideally C#.

This role involves hands-on backend configuration within Niche RMS, requiring proven experience in configuring workflows and operational setups.

Java Backend Engineer (Fintech) - Permanent - London (Hybrid - 2 days a week) - £50 - 70k per annum. You will be responsible for designing and shipping production-grade Java backend services that ensure high availability, transaction integrity, and audit compliance. Experience: 3+ years of backend