Backend .NET Engineer — Onsite, Central London

Company IconDigital Waffle
Location IconLondon

A tech organisation in Central London is seeking an experienced .Net Developer to join their backend team. In this role, you will design and develop software applications aimed at improving internal systems and client solutions in high-regulated indu...Read More>>.

Posted: June 6th, 2026
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Senior C# .NET Backend Engineer - Sports Trading (London)

Company IconClient Server
Location IconLondon

A global Sports Trading company is seeking a Backend Software Engineer (C# .Net) based in London. This full-time position offers a salary up to £150k plus bonuses based on performance. The ideal candidate should have strong expertise in C# and ASP.N...Read More>>.

Posted: June 6th, 2026
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FinTech Backend Engineer (Python/Django) – London Hybrid

Company IconSignify Technology
Location IconLondon

Signify Technology is seeking an experienced Python Developer with expertise in Django and SQL/PostgreSQL for a hybrid role in London. The successful candidate will develop and maintain web applications and backend systems specifically in the FinTech...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer – Python & FastAPI, Hybrid London

Company IconTiro Partners Limited
Location Icon

A leading technology startup is seeking a Back-End Engineer in London to build and maintain backend services using FastAPI and Python. This role requires strong skills in developing web applications, alongside a passion for engineering and functional...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer — Python Microservices (FastAPI) London

Company IconFruition Group
Location IconLondon

A leading Insurtech company in London is seeking a motivated Senior Backend Engineer to build and scale their insurance platform. The role focuses on developing Python microservices using FastAPI and collaborating in a high-performing team. The ideal...Read More>>.

Posted: June 6th, 2026
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Senior Python Backend Engineer – FastAPI, AWS, Hybrid (London)

Company IconClient Server
Location IconLondon

Client Server is seeking a Senior Python Developer/Software Engineer to join their London office in a hands-on role. The successful candidate will build backend services and FastAPIs using Python, as well as integrate LLMs and payment systems. You...Read More>>.

Posted: June 6th, 2026
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AI-Driven Backend Engineer (Python) – Hybrid London

Company IconHunter Bond
Location Icon

A premier recruitment agency seeks a Back-End Engineer to join their high-calibre team in London. The role involves designing scalable backend systems using Python, integrating AI-generated code, and collaborating on projects. Candidates should have...Read More>>.

Posted: June 6th, 2026
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Senior Python Backend Engineer - FinTech, Hybrid London

Company IconSignify Technology
Location IconLondon

Signify Technology is seeking a Senior Software Engineer to join a fintech company in London. This role involves designing scalable backend applications and collaborating closely with teams to enhance business-critical platforms.Ideal candi...Read More>>.

Posted: June 13th, 2026
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Golang Backend Engineer – Fintech, Scalable Cloud (London)

Company Iconintro
Location IconLondon

Intro is hiring a Golang Developer to join their team in Central London, focusing on backend engineering for a high-scale fintech platform. You'll work closely with engineers and product teams to build scalable, reliable services for financial tra...Read More>>.

Posted: June 13th, 2026
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Real-Time Backend Engineer | Crypto Trading Platform (London)

Company IconPrudence Holdings
Location IconLondon

Blockchain in London is hiring a Back-End Engineer to build and operate backend services powering our cryptocurrency trading platform. You will work on order management, market data processing, and real-time client APIs, collaborating closely with...Read More>>.

Posted: July 17th, 2026
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Senior Backend Engineer (C#/.NET) – Hybrid London | Equity

Company Iconnudge
Location IconLondon

nudge is seeking a Senior Software Engineer for a London-based hybrid role at London Victoria. You will help design and deliver scalable, secure software powering our global financial wellbeing platform.You will contribute across backend an...Read More>>.

Posted: July 19th, 2026
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Senior Backend Engineer: AI PropTech (Hybrid London)

Company IconUrban Digital Recruitment Ltd
Location IconLondon

Urban Digital Recruitment Ltd in London is helping a PropTech startup hire two Senior Backend Engineers to build a green-field AI product from scratch. The role is London-based with a Hybrid schedule and weekly office attendance.You will ow...Read More>>.

Posted: August 20th, 2026
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Senior Backend-Heavy Full-Stack Engineer (London, Hybrid)

Company IconPreply
Location IconLondon

Preply is seeking a Senior II Full-Stack Engineer (backend heavy) in London. You will work in a hybrid, engineering-focused environment to deliver scalable backend systems with Python/Django and frontend in React/TypeScript.The role emphasi...Read More>>.

Posted: September 10th, 2026
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Senior Search Backend Engineer New London, England, United Kingdom (Hybrid)

Company IconCommercetools
Location IconLondon

London, England, United Kingdom (Hybrid) About commercetools Real innovation starts with a strong foundation, and at commercetools, that comes from the perfect balance of our product and our people. Behind every le...Read More>>.

Posted: September 11th, 2026
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.NET Backend Engineer - Cloud & AI Tools (London)

Company IconAB InBev
Location IconLondon

AB InBev seeks an Associate .NET Developer (With Cloud Exposure) to contribute to backend services powering device connectivity, user experiences, and integrations across the PerfectDraft platform. This is a London, office-based role.You wi...Read More>>.

Posted: September 12th, 2026
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Senior Backend Engineer - Revenue (Hybrid, London, UK)

Company IconParking Network BV
Location IconLondon

We’ve signed up to an ambitious journey. Join us!As Arrive, we guide customers and communities towards brighter futures and more livable cities, it isn’t a challenge just anyone could take on. Luckily, we have something to hel...Read More>>.

Posted: September 13th, 2026
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Senior Ruby Backend Engineer — Ownership & Impact (London)

Company IconOliver Bernard
Location Icon

Oliver Bernard is seeking an experienced Ruby Engineer to join a bootstrapped SaaS company in London. You’ll own backend services on a high-traffic, customer-facing platform and shape product direction with genuine ownership.The role is b...Read More>>.

Posted: September 14th, 2026
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Senior Backend Engineer – AI Platform (London, Hybrid)

Company IconPersonio
Location IconLondon

Personio in London is hiring multiple Senior Backend Engineers for our AI team. You will design and build backend services and APIs powering the AI Assistant and agent experiences.You will shape the platform underneath it, collaborate with...Read More>>.

Posted: September 14th, 2026
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Backend Engineer: Java/Spring Microservices in London

Company IconGoldman Sachs Group, Inc.
Location IconLondon

Goldman Sachs in London seeks an Associate Software Engineer to contribute to massively scalable software, building backend services and data pipelines. You will work with cross-functional partners to deliver reliable platforms that power trading...Read More>>.

Posted: September 21st, 2026
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Fractional Go Backend Engineer – Fintech Platform (London)

Company IconElliot Marsh Head Hunting Partners
Location IconLondon

Elliot Marsh Head Hunting Partners is seeking a Fractional Fintech Backend Engineer in London to design and build the core ledger and financial processing services using Go. You will create event-sourced, deterministic systems for safe, auditable...Read More>>.

Posted: September 21st, 2026
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Backend Engineer - Node.js/TypeScript, West London

Company IconMethod Resourcing
Location IconLondon

Method Resourcing are partnered with a fast-growing digital business operating at the intersection of technology, sports, and real-time consumer experiences. They’re hiring a Backend Engineer to join a high-performing team building scalable, clo...Read More>>.

Posted: September 21st, 2026
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Growth Backend Engineer FinTech/SaaS (Hybrid London)

Company IconCarousel Consultancy Ltd
Location IconLondon

Carousel Consultancy Ltd. is seeking a Backend Engineer for a rapid-growth FinTech/SaaS team in London with hybrid working. The role focuses on building scalable backend services using Node.js/Express or Python, integrating AWS managed services, a...Read More>>.

Posted: September 22nd, 2026
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Senior Java Backend Architect - FinTech, Hybrid London

Company IconPURVIEW
Location IconLondon

PURVIEW in London is seeking a Senior Java Backend Developer on a contract basis Inside IR35. The role offers hybrid work in London and requires strong investment banking domain experience and Java with Spring.You will design, implement and...Read More>>.

Posted: September 24th, 2026
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Senior Backend Engineer – Retail Platform (Europe/London)

Company IconJD.COM
Location IconLondon

JD.com is seeking an experienced software engineer to join our technology team in Europe and focus on developing software services for our JoyBuy retail business and related services across the UK, Germany, the Netherlands, France and more. You wi...Read More>>.

Posted: September 24th, 2026
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Java Backend Developer | Spring Boot Microservices (London)

Company IconInformation Tech Consultants
Location IconLondon

Information Tech Consultants Ltd in London is hiring a Junior Java Developer to design, develop, and maintain Java-based applications. You will work on scalable backend services, collaborating with cross-functional teams to meet business requireme...Read More>>.

Posted: September 24th, 2026
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Golang Backend Engineer — High-Throughput Systems (London)

Company IconCorevia Search
Location IconLondon

Corevia Search in London is seeking a Software Engineer with 3–5 years of experience to join a fast-growing AI-focused tech company. You will design and develop reliable backend services, APIs and distributed systems, collaborating with product...Read More>>.

Posted: September 25th, 2026
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EMS Platform Backend Engineer (Rust) – Hybrid London

Company IconUnited States Digital Space LLC
Location IconLondon

Elwood Technologies is seeking a Software Engineer in London (hybrid) to design, build, and optimise a next‑generation EMS platform across multiple regions. You will work on low-latency, high-throughput systems, ensuring correctness and high ava...Read More>>.

Posted: September 25th, 2026
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Senior Backend Engineer – Python/AWS, Hybrid London

Company IconRullion Managed Services
Location IconLondon

Rullion Managed Services is seeking a Senior Backend Developer in London to build scalable cloud-based applications using Python and AWS services. The role emphasizes a serverless-first approach and collaboration within an Agile team of engineers...Read More>>.

Posted: September 25th, 2026
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Senior Backend Engineer (Kotlin) — AI Platform, London

Company IconUnderstanding Recruitment
Location IconLondon

Understanding Recruitment is assisting an AI infrastructure company in London to hire a Senior Backend Engineer to help shape a data generation platform. You will contribute to building scalable features in a fast-paced environment.Join a h...Read More>>.

Posted: September 25th, 2026
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Senior C++ Backend Engineer - Front Office Trading (London)

Company IconClient Server Limited
Location IconLondon

Client Server Limited in London is seeking a senior C++ Software Engineer to redevelop a core equity trading system for the EMEA market. You’ll work primarily on the backend using C++17/20 on Linux, delivering high-volume, data‑driven solution...Read More>>.

Posted: September 27th, 2026
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Senior Python Backend Engineer — AI PoC (London On-site)

Company IconAkkodis
Location IconBromley

Akkodis is seeking a Senior Python Developer to join a fast-paced backend team in London, with three days onsite. You will design and deliver robust Python services and AI-enabled PoCs, integrating AI models and APIs within regulated environments....Read More>>.

Posted: September 27th, 2026
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Python Backend Engineer – Banking Platforms (Hybrid London)

Company IconAdvanced Resource Managers Ltd
Location IconLondon

Advanced Resource Managers Ltd in London is seeking a Backend Developer (Python) on a 6-month contract. The role is hybrid in London and pays £550-£650 per day Inside IR35.The project focuses on building, modernising and supporting distri...Read More>>.

Posted: September 27th, 2026
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Lead Backend Engineer (Python/Django) – Hybrid London

Company IconSynapri
Location IconLondon

Synapri is seeking an experienced Lead/Principal Backend Engineer to join our software team in central London. The role offers hybrid/onsite work and a chance to shape architecture and product direction on a growing suite of investments-focused pr...Read More>>.

Posted: September 30th, 2026
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Lead Backend Architect - Python/Django (Hybrid London)

Company IconSynapri
Location IconLondon

Synapri in London, UK, is looking for an experienced Lead/Principal Backend Engineer to join their growing software team on a permanent basis. You will lead projects from initial research and planning through architecture, development and deployme...Read More>>.

Posted: October 1st, 2026
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Senior Backend Engineer - AI-Driven SaaS (London, Onsite)

Company IconMaxwell Bond
Location IconLondon

Descrial is hiring Back-End Engineers in London to build the services that power our AI-enabled workflows. You will work on multi-tenant data and integration layers between our Java/Spring core and Python AI services, reporting to the Head of Engi...Read More>>.

Posted: October 2nd, 2026
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Backend Tech Lead New Holborn, London

Company IconOctopus Money
Location IconLondon

Octopus Money is hiring a Tech Lead, with a speciality in Backend development, for one of our fullstack teams. From a technical perspective, we’re looking for a highly skilled software engineer with a proven track record of delivering qua...Read More>>.

Posted: October 2nd, 2026
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Senior Backend Engineer: Stock Options & Hybrid London

Company IconPlatform Recruitment
Location IconLondon

AI Startup in London (Hybrid) is seeking a Senior Software Engineer to build scalable, performant backend systems and contribute across the stack when needed. You will design end-to-end features with direct customer impact and help translate compl...Read More>>.

Posted: October 1st, 2026
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Backend Software Developer (Python) - London - £90,000 + Comps

Company IconHunter Bond
Location Icon

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 push...Read More>>.

Posted: September 21st, 2026
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Mid Level Backend Engineer (Node.js) Office: London

Company IconEmma Technologies LTD.
Location IconLondon

Mid Level Backend Engineer (Node.js) Office: London About the company Emma is the app to manage all things money. Our mission is to empower millions of people to live a better and more fulfilling financial life. Emma...Read More>>.

Posted: October 3rd, 2026
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Backend Engineer (C++/Python) London/WFH to £125k

Company IconClient Server Limited
Location IconLondon

Client Server Limited in London is seeking a Backend Software Engineer to join our team and work on high‑performance C++ and Python systems for systematic trading. You will design, implement and optimise software components powering trading stra...Read More>>.

Posted: October 4th, 2026
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Java Backend Engineer - Kafka & AWS (Hybrid London)

Company IconClient Server Limited
Location IconLondon

Client Server Limited is seeking a Java Developer / Backend Software Engineer in London with a strong focus on Kafka messaging and cloud deployments. The role involves designing, developing and delivering projects for clients, mainly in financial...Read More>>.

Posted: October 4th, 2026
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