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Building high performance backend trading applications. Developing APIs and backend services. Although the team primarily develops in C#, they are very open to experienced Java backend engineers looking to transition into.

Backend Python Developer (Azure AI). If you are a backend Python developer who enjoys building intelligent, scalable systems in Azure and wants to work at the forefront of applied AI, this opportunity is worth exploring. Design, build, and maintain backend services in.

Join a team transforming a global commerce platform through a major Java-based architectural rebuild.You'll develop scalable microservices, marketplace integrations and cloud-nativee solutions that enable seamless product, stock and pricing synchronisation across multiple sales channels, helping dri

Senior Backend Engineer - API, Python, Nextjs, Node, AI, Workflow Automation. I am seeking a Senior Backend Engineer who thrives on solving complex operational challenges at scale. As a Senior Backend Engineer, you'll own the design and delivery of services that sit at the heart of our operational p

You'll be using Python and AWS Cloud services on the backend. We seek enthusiastic and resourceful Backend Python Engineers at senior levels who are passionate about crafting exceptional products. Playing a pivotal role in the backend engineering team, you will help to build full-stack cloud apps.

We are seeking a Remote Senior Backend Java Developer.

The Digital Promotion (Backend) Developer is based at Head Office, London Heathrow, and reports directly to the Digital Promotion Manager. Working closely with the IT Analyst and business stakeholders, the Developer builds reliable, scalable applications and automation workflows that drive operation

Net Developer to join our IT team in the West Midlands.

Join BLP Digital — The #1 Solution for ERP Automation BLP Digital is redefining ERP automation with agentic AI.Spun out of ETH Zurich and HSG, we build AI agents that automate finance, procurement, logistics, sales, and more for some of the world's largest enterprises.We solve real enterprise prob

Lush is seeking a Backend Developer to contribute to robust backend services and tooling supporting our global business.

Provide technical expertise and mentoring in diagnosing and resolving backend issues. Essential Skills & Qualifications Proven experience as a Back‑End Developer with a strong focus on Java. Line Back End Developer Methods Business and Digital Technology Limited Responsibilities Investigate, d

Senior Backend Developer – Real Time Investment Data Systems (18462) London, England Location: London Role Type: Permanent Work Setup: Hybrid – 3 days in the office (Tuesday to Thursday) Who We Are Vanguard is one of the world’s leading investment firms, dedicated to helping clients achieve la

Backend Mobile App Developer (Python, Django) London, United Kingdom Tech Stack Frontend Django Framework Frontend Development * Python Mobile Backend Candidate Requirements The ideal candidate will have at least 1 year's experience in Backend development with Python (Django Framework) and have

Ascent People Ltd is seeking a Back End Developer specializing in Node. You will design, build, and maintain backend services, applying SOLID principles and TDD in a cloud environment.

The Role As a Backend Developer, you will contribute to backend services and tooling that support the Global business. Skills, Knowledge and Expertise A minimum of 1 year of professional experience is required A TypeScript-first developer proficient in native libraries, with a genuine interest i

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. What you’ll do * Design, build, and optimize hi

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

The Mid-Level Backend Developer will be responsible for designing, developing, and maintaining the backend systems that power Stakemate's iGaming platform.

What You'll Do Design and develop backend applications using Java and Spring Boot Build and enhance scalable microservices and REST APIs Drive architectural decisions focused on performance, security and scalability Work across the full software development lifecycle, from design through to

You will contribute to building a developer ecosystem, focusing on scalable backend services and resilient systems, while collaborating closely with cross-functional teams. A financial technology company based in Greater London is seeking a Senior Backend Engineer to join their App Store & Ecosystem

Lead Backend Software Developer (Typescript) Location: London, United Kingdom Hybrid: 2 days a week in London Tech Stack * TypeScript Backend Responsibilities To join our small, high-impact software team, reporting directly to the CTO. You will take the lead in building and scaling a robust event‑

Principal Developer to join our world-class digital technology consultancy and home to a diverse, smart, curious, and ambitious community of specialists in technology-driven transformation. Shape the Future of Digital Innovation As a Principal Developer, you will act as a strategic technical leader,

Backend Software DeveloperApplylocations: London - 2 Gresham Streettime type: Full timeposted on: Posted 6 Days Agojob requisition id: R-5997Trayport is actively looking for a Software Developer to join our team for the design and development of our flagship data analytics platform where you will co

Overview Location: City Of London, England, United Kingdom We are seeking an experienced Backend Developer to design, develop, and maintain scalable backend services and REST APIs using Python and Node. Express/NestJS) and/or Python (FastAPI/Django/Flask) * Design and manage relational and NoSQL dat

Freelance Backend Developer London, United Kingdom Posted 9 months ago Job Type Full time Tech Stack Python (existing integration codebase) JavaScript / Shopify Admin Apps Google Cloud Platform Scope of Work Design and develop a multi-store infrastructure on Google Cloud.

The Role As a Backend Developer, you will contribute to backend services and tooling that support the Global business. Skills, Knowledge and Expertise A minimum of 1 year of professional experience is required A TypeScript‑first developer proficient in native libraries, with a genuine interest

We're looking for a Senior Backend Developer with strong Java expertise to join a high-impact engagement building trading platform capabilities for one of the world's largest hedge funds. Proven track record as a senior backend engineer delivering production‑grade systems.

Architect and optimize large-scale distributed systems to continuously improve throughput, reliability, observability, and developer experience. Minimum Qualifications: Bachelor's degree or higher in Computer Science or a related field, with experience in designing, building, and continuously evolvi

This is an opportunity to register your interest in Backend Development roles within our growing technology practice. We're looking to connect talented backend specialists with innovative opportunities across the UK, where you could contribute to building scalable, reliable systems that power modern

Now we are looking for a Senior Backend Engineer to build the core backend of our Case Management platform. Confident in designing data models, APIs, and backend architectures for complex products. What You Will Be Doing: Design and build core backend services for the Case Management system that uni

Position: Backend Engineer (Coding Agent Experience) Type: Contract Compensation: $85/hour Location: Remote Role Responsibilities Use frontier AI coding agents to complete and evaluate complex engineering tasks. Apply professional engineering judgment to realistic backend engineering scenarios. Qual

About the role We're seeking Mid and Senior Python Developers to join our back-end development team.

Key Responsibilities Design and implement scalable backend solutions using Django Rest Framework and PostgreSQL Collaborate with product managers and other engineers to deliver high-impact features Optimise code performance and reliability across microservices architecture using AWS Lambda Maintain

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

What You Will Be Doing: Design and develop backend services for the Travel Rule product, enabling secure data exchange between crypto service providers Build and maintain integrations with multiple third-party providers, implementing various partner protocols and APIs Work with asynchronous, event-d

Backend Developer sought to build enterprise-grade systems with TypeScript and Node.

Lead Backend Developer to shape a scalable, event-driven platform.

Backend API layer - Lambda endpoints, API Gateway, FastAPI/Python. Backend: Python (FastAPI), Node. We're looking for a full stack developer to take dedicated ownership of our frontend and API layer across a suite of data products - from a distributor directory used by FMCG commercial teams, to reta

Lounge Cleaner - Zero Hour Contract - London Heathrow Airport.No set shift pattern, the two shifts we have are early shifts (4.No1 Lounges is a premium, independent airport lounge brand, with operations in Gatwick, Heathrow, Birmingham and Luton.We provide passengers with the opportunity to make the

The salary advertised is full time (35 hours per week, 52 weeks per year).Part-time hours / sessional posts will be pro-rated accordingly.This is a 52-week non-sessional post i.To assist in the provision of a high quality cleaning service within Council buildings.Please download the Job Outline/Pers

Supply Cleaner (HWC), Various Locations.Work within the Councils estate of buildings undertaking cleaning duties as directed by line manager in accordance with the practices and procedures of the service.We are keen to employ a diverse workforce that reflects the people of Scotland.We welcome applic

Providing care and support to tenants with regards - personal care / medication / nutrition / mobility / activities etc.This role requires flexible, day or night and weekend working.PH work; variety of shifts - early 7.There is a responsibility for the post holder to demonstrate a commitment to qual