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We’re hiring a senior backend engineer to join a disciplined, senior team responsible for the platform behind Eequ, where engineers have real ownership and operate with high autonomy. Build and operate the backend platform that powers a real marketplace handling bookings, payments, and reporting f

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 – High-Scale Systems | Python & FastAPI | Security SaaS. They've completed Series A funding, raising $29 million across three funding rounds, and are now seeking a Senior Backend Engineer. You will be in charge of building scalable backend services and awesome messaging que

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

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

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-

Backend Developer Romsey, Hampshire (Hybrid - 3 days office / 2 remote, flexible)£45,000 - £50,000 + BenefitsOOP, PHP, LaravelMy client build innovative SaaS solutions that help organisations monitor, manage, and optimise critical infrastructure.

Software Architect Java - BackEnd, Back End Google Cloud (GCP).

A leading global investment firm is seeking a Senior Java Developer to design and develop scalable applications that support trading operations.This role involves collaboration with multi-functional teams, optimizing high-performance APIs, and mentoring junior engineers.The ideal candidate will have

The ideal candidate will have experience in backend service development, familiarity with machine learning frameworks like PyTorch, and containerization skills using Docker and Kubernetes.

In this role, you will lead the development of core backend systems and build web applications and APIs while also supporting frontend tasks using frameworks like Vue.

The successful candidate will own backend system architecture and ensure scalable and secure design.

We’re on a mission to make money work for everyone.We’re waving goodbye to the complicated and confusing ways of traditional banking.With our hot coral cards and get-paid-early feature, combined with financial education on social media and our award winning customer service, we have a long histo

A fintech startup in London seeks a Backend Developer to create AI-powered product capabilities and scalable backend architecture. Ideal candidates will have 3–4 years of experience in backend development, particularly with Java and Spring Boot.

They are looking for a Senior Backend Developer who will own the infrastructure powering data pipelines, APIs, real-time delivery, and the databases underneath. Own architecture decisions for the company's backend systems. Backend : Typescript,EVM and integration patterns.

This job is brought to you by Jobs/Redefined, the UK's leading over-50s age inclusive jobs board.Our product suite can adapt to the needs of diverse industries and use cases within one powerful platform, empowering ~245,000 customers worldwide to reimagine how work gets done, drive greater efficienc

A cutting-edge technology firm is seeking a hands-on leader for backend and data engineering in London.

Build AI‑powered product capabilities: Design and develop backend systems powering Vega’s AI‑enabled platform, including LLM‑driven workflows, intelligent automation, and agentic systems. Develop scalable backend architecture: Build and evolve microservices using Java and Spring Boot to supp

You will act as a trusted backend partner for Product and Platform teams, stabilising third‑party integrations, improving background job efficiency, and utilising architectural documentation like C4 models to ensure long‑term scalability. You will have the autonomy to own multiple backend system

A high-growth B2B SaaS company in the United Kingdom seeks a Software Development Manager to lead a team of about 8 engineers.In this non-coding but highly technical position, you will drive engineering best practices, improve team performance, and support critical technical decisions.The ideal cand

In this role, you will design and build high-performance backend services, leveraging your skills in Rust and PostgreSQL to contribute to critical financial infrastructure.

A financial technology company in Greater London seeks a generalist developer to contribute to various projects.The role involves building and maintaining client libraries for APIs across multiple languages like PHP and Ruby, working on identity-checking systems, and developing internal services for

This is your chance to perform the job you love and make a difference in society whilst doing it! Help this one-of-a-kind Social Good platform change the world by developing this one-of-a-kind eCommerce solution.One of the fastest-growing companies in the world.Raised £400m+ for charity worldwide.C

A leading aviation company in Greater London seeks a Software Engineer to design, develop, and optimize backend and frontend systems.

This role involves building backend services in Python, working on data-intensive workflows, and improving system design.

A leading logistics SaaS company in London is seeking a Senior Software Engineer to own backend architecture and develop high-performance systems.

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

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

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

We are looking for a deeply talented Senior Backend Engineer. You’ll be working in a team of backend engineers across MPG. We deliver, deploy and help integrate backend services alongside external co‑dev clients as part of industry leading game projects, and collaborate to define solutions and i

A leading financial consulting firm is seeking a Senior Backend Engineer to design and build cloud-native applications with Java and Spring Boot.

Able to work full-stack, with backend as the primary strength and frontend delivery as part of the role. You will design and implement backend services in Go, expose clean and secure APIs, and translate infrastructure primitives into product-grade platform capabilities. You understand that backend s

A fast-growing technology business in London is looking for a Senior Backend Developer to build reliable Back End systems and contribute to mission-critical projects.

A forward-thinking financial institution in Greater London is seeking a motivated engineer to own complex initiatives and design scalable backend systems.

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-

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 role with real ownership. You’ll act as the backend authority within a small, collaborative team, working closely with a Frontend Developer and

Develop and maintain high‑performance backend services for complex data processing workloads. Ensure optimal performance, quality, and reliability across backend services. Java backend development (Java 17+).

As a Senior Backend Engineer, you are experienced and excited about building innovative next‑generation social good platforms which empower nonprofits to do their world‑changing work.

A fintech company in London is expanding and seeking Senior and Lead Backend Engineers to design scalable systems and shape modern platforms.

A leading property management technology firm in Greater London is seeking an experienced Backend Engineer to join their dynamic team.

A growing technology startup in London is seeking a Senior Backend Engineer to help shape their next-generation CRM platform. In this role, you'll design and build scalable backend systems using Node.

A technology company in Hackney, London, is seeking a Tech Lead to drive backend and data engineering.

As a Senior Backend Engineer at Monzo, you'll take technical ownership of key product areas in one of Europe's leading challenger banks.

A voice AI startup based in London is seeking a Backend Engineer to join their team. As the second backend engineer, you'll own the core API platform, designing scalable infrastructure for real-time voice interpretation.

The ideal candidate will have 6-11 years of experience, strong skills in backend systems and APIs, and a passion for continuous improvement.

As a Backend Engineer at Monzo, you'll help build one of the UK's fastest-growing digital banks, serving 9M+ customers.

A tech learning company seeks a Senior Backend Engineer to lead the development of scalable multitenant infrastructure.

A blockchain technology company is looking for a Blockchain Backend Expert to design and develop efficient blockchain technologies for their distributed ledger system.