Position Reference: VN2713 Marex has unique access across markets with significant share globally both on and off exchange. The depth of knowledge amongst its teams and divisions provides its customers with clear advantage, and its tec...Read More>>.

OverviewWe are seeking an experienced Senior Backend Developer to join a growing software and transformation team. This role is ideal for someone who is passionate about building scalable backend systems, writing high-quality code, and...Read More>>.

A global financial services provider is seeking a Software Developer for its Enterprise Technology team. This role focuses on building and evolving backend solutions using Python and AWS services. Candidates should have strong experience in API devel...Read More>>.

About The Role Terra is the connective tissue between the world’s health data and the developers building on top of it. We ingest from 500+ upstream sources, normalize everything into a single schema, and deliver 8B+ events/year to 1...Read More>>.

Senior Backend EngineerLondon, United KingdomPosted over 1 year agoTech stackAPIsPythonmentorBackendNixQualificationsProven ability to take owne...Read More>>.

Stars Arena is seeking a Senior Python Developer based in London. In this role, you will innovate within the telecommunications market and lead the team with your technical prowess in Python. You must be adaptable and able to switch between differ...Read More>>.

Valarian Technologies is seeking a Backend Engineer to design and build backend services for their technology platform. You will primarily use Go to develop secure, scalable microservices and APIs.Applicants should have 5-6 years of backend...Read More>>.

Kpler is seeking a Senior Data Engineer in Greater London to manage data pipelines and backend systems critical to refinery operations. The role involves designing, building, and improving data workflows, collaborating with cross-functional teams to...Read More>>.

Ripple in Greater London is seeking a Software Engineer II to join their Authentication & Authorisation platform team. The role involves building and shipping features within the identity platform. Ideal candidates will have experience in backend eng...Read More>>.

Quanteam UK is seeking an experienced Python Tech Lead / Quant Infrastructure Engineer to support the development of a modern analytics and engineering platform. This role involves building scalable infrastructure and improving development tooling wi...Read More>>.

Hunter Bond is seeking a Distributed Compute Engineer in London to build next-generation compute systems. You'll design and develop systems for orchestrating workloads across vast distributed environments. The role requires 4+ years in production sys...Read More>>.

A leading tech company in Greater London is seeking an enthusiastic Engineer to develop innovative API products for tax automation. You will own and build REST APIs while ensuring high quality and reliability, using a tech stack including Node.js, Ty...Read More>>.

A leading data analytics firm is seeking a Senior Developer to build and maintain data parsers for market data. The role requires experience in C++ and Python, with a background in financial market data. Responsibilities include owning development pr...Read More>>.

A leading fintech company is looking for a passionate Data Analyst to bridge finance and technology, delivering data-driven insights. In this hybrid role, you will develop data pipelines, build financial models, and partner with teams to ensure accur...Read More>>.

Senior Python Developer - Banking London, UK | Hybrid | £70,000-85,000 Permanent We’re hiring a Senior Python Developer to join a high-performing engineering team within a banking environment. Key Responsibilit...Read More>>.

Trayport is seeking a Software Developer in Greater London to design and develop their data analytics platform. This role includes maintaining .NET and Kotlin applications, contributing to system architecture, and peer reviewing code. Ideal candidate...Read More>>.

Stars Arena is seeking a Software Engineer specializing in data services in London, United Kingdom. The ideal candidate will have extensive experience in Python frameworks such as Django and FastAPI, alongside strong skills in designing and maintaini...Read More>>.

Net2Source Inc. is one of the fastest growing diversities certified global workforce solutions companies with an unprecedented YoY growth of over 100% for last 6 years working with Fortune 1000/Global 2000 across 34 countries and 5 continents i...Read More>>.

Great Yellow in Greater London is seeking a Software Engineer (backend) to join their innovative team. The engineer will build the first version of a digital platform and work on APIs and data pipelines, requiring hands-on experience in TypeScript/No...Read More>>.

JPMorganChase is looking for a Lead Software Engineer to join the Athena Core DevTools team in Glasgow. This role focuses on creating systems to enhance developer productivity across a vast engineering landscape. Successful candidates will have stron...Read More>>.

Job RequirementsExperience with Microsoft technologies or C#/.NETKnowledge of .NET Core and SQL Server (a bonus)Proficiency in programming languages such as HTML/CSS, JavaScript, and TypeScriptExperience in w...Read More>>.

Noir Consulting is seeking a skilled .NET Developer to join a dynamic team in Woking, Surrey. This role offers a competitive salary range of £40,000 – £55,000, along with a bonus, pension, and benefits. The perfect candidate will have hands-on...Read More>>.

Senior Software Engineer (Java & Typescript) Full-time Permanent/Regular or Fixed Term Contract/Temporary: Permanent (UK and ROW) / Regular (US) L&G Business Unit: Legal & General Retail L&G sub Busines...Read More>>.

A tech recruitment firm is seeking a Mid-Level Software Engineer to join a growing team in Belfast. The role focuses on designing, building, and evolving backend systems for a high-traffic digital platform. Candidates should have at least 3 years of...Read More>>.

A leading public sector organisation is seeking a Software Developer with strong backend engineering experience to join a fast-paced delivery team working on modern digital services.The role is primarily backend-focused, with the...Read More>>.

A leading energy research firm in Oxford is seeking a Model Developer to enhance its Python codebase for modelling software. The ideal candidate has over 3 years of software development experience, a strong grasp of software engineering principles, a...Read More>>.

£39,100 - 77,900 per year Requirements I am looking for candidates with strong experience in Python development. You should have proven skills with AWS services and infrastructure management. Hand...Read More>>.

Description Upwind is a next-generation Cloud Security Platform that leverages runtime context to identify and prioritize critical risks, providing precise insights and efficient cloud security management. Unlike traditional tools, Upw...Read More>>.

.NET Developer Horncastle, United Kingdom Posted 10 months ago Tech stack Amazon AWS SQL JavaScript TypeScript C About the Position Passionate abou...Read More>>.

Location: Alderley Park, Cheshire (Hybrid/Flexible) About Venn We are a fast-scaling SaaS business transforming how recruitment agencies and employer brands attract talent. Our powers high-performance websites for over 200 globa...Read More>>.

A leading financial technology firm in the City of London seeks an Associate Developer to join a small agile team that builds sophisticated software solutions. You will work closely with client teams to design and implement solutions for complex prob...Read More>>.

Marmion, a growing ERP integrations software provider based in Leeds, seeks an experienced Java Developer. This role involves developing and maintaining Java applications while also supporting C# applications within a collaborative environment....Read More>>.

Senior Java Engineer - Belfast Belfast, UnitedKingdom Posted 9 months ago Tech stack Spring Framework, Spring Boot, Java, GCP, Amazon AWS, ecosystem, Azure Requirements I am looking for a candidat...Read More>>.

Citi is seeking a skilled developer for their Commodities Risk Technology team located in London. The candidate will focus on building a cutting-edge Python-based micro-services platform to enhance their front-office trading environment. Responsib...Read More>>.

TMX Group in the City Of London is seeking a Software Developer to work on its flagship data analytics platform. You will be involved in system architecture, project coordination, and peer code review, contributing to applications that handle exte...Read More>>.

Backend Software Engineer -Java at Capco Location: Edinburgh (Hybrid) | Type: Permanent The Role Capco is growing our Engineering team and we’re looking for experienced Backend Engineers with strongJava skills an...Read More>>.

A leading fintech company is seeking a Staff Software Engineer to architect and implement large-scale systems for credit solutions. The ideal candidate has 6+ years of software engineering experience, with at least 2 years in a leadership role. You w...Read More>>.

London, United Kingdom | Posted on 17/09/2025Segmentify is an e-commerce personalization platform helping online retailers to optimise their conversion rates by enabling them to deliver a unique shopping experience for each vi...Read More>>.

A leading AI platform company in Greater London is looking for a skilled backend developer who excels in Python and has experience with Flask and FastAPI. This role offers the opportunity to take technical leadership on diverse projects while working...Read More>>.

A fintech company based in London is seeking a skilled Backend Engineer to design and maintain core backend systems for financial products. The role requires proficiency in TypeScript, excellent knowledge of relational databases, AWS, and a focus on...Read More>>.

£90k, 20% Bonus, 3 days a week in the office. Quant Capital is urgently looking for a Junior Software Engineer with Core Java skills to join our high profile client. Our client is a well known Systematic Trading Hedge Fund...Read More>>.

Stars Arena is seeking a Linux Engineer (Data Centre) located in London, United Kingdom. In this full-time position, you will leverage your expertise in Linux and Python to solve core infrastructure challenges and contribute to innovative projects...Read More>>.

Stars Arena in London is seeking a Linux Systems Administrator to provide financial technical and operational support to the firm. The ideal candidate will have a strong background in Linux and Windows systems, alongside Python development skills,...Read More>>.

Jack & Jill is looking for a Staff Backend Engineer based in London. In this role, you will lead the technical architecture for the Growth squad, managing critical ecommerce systems such as payments and checkout. Working closely with the CTO, you wil...Read More>>.

Our Story Hello there. We’re Zopa. We started our journey back in 2005, building the first ever peer‑to‑peer lending company. Fast forward to 2020 and we launched Zopa Bank. A bank that listens to what our customers don’...Read More>>.

Startup Talents is hiring a Backend Platform Engineer to build secure CI/CD pipelines and implement infrastructure as code. The ideal candidate will have over 5 years of DevOps experience in Web3 or solid backend engineering for top tech companies. P...Read More>>.

Saturn is looking for a Senior Platform Engineer to own backend architecture and infrastructure in London. You will be responsible for designing and maintaining scalable systems, ensuring reliability and performance for financial services. The ideal...Read More>>.

About VitraCash We love the convenience of cashless payments, but using your credit cards while travelling proved to be quite a hassle. As every card has so many pros and cons, it has become nearly impossible to keep track of all the b...Read More>>.

The TP ICAP Group is a world leading provider of market infrastructure. Our purpose is to provide clients with access to global financial and commodities markets, improving price discovery, liquidity, and distribution of data, through re...Read More>>.

A well-funded green energy startup is looking for an Entry-level Backend Engineer in London. You will play a critical role in architecting digital infrastructure for a cutting-edge energy platform, focused on global decarbonization. This position off...Read More>>.