Overview In this role you will develop and modernise highly distributed Python backends for a tier 1 bank. You will work within a high-performing engineering team to deliver reliable, scalable systems that support critical production platfo...Read More>>.

Overview In this Backend Developer role, you will build and support international operating systems for a leading hedge fund. You will work within a fast-moving, entrepreneurial tech culture, collaborating with cross-functional teams to ens...Read More>>.

Overview As a Principal Backend Engineer (Java) you will architect secure, cloud-native backend systems and guide engineering standards for global financial clients. You’ll lead multi-team delivery, coach engineers, and ensure high-perfor...Read More>>.

Overview In this role you will design, develop, and modernise high-performance desktop and cloud applications for rock physics and geoscience. You’ll own solutions from architecture to deployment, work across C#/.NET and C++, and guide be...Read More>>.

Overview You will join a small, high-caliber team to build a greenfield trading platform and integrate with external systems. The role sits in a fast-growing fintech environment that values deep technical craft and collaboration. You’ll t...Read More>>.

Overview In this role you will help build and improve a greenfield trading platform within a collaborative, high-visibility fintech environment. You’ll work closely with the Head of Development to design and implement high-concurrency, ev...Read More>>.

Overview As a Backend Developer, you will shape the core messaging platform that powers real-time interactions at scale. You’ll design and build highly scalable distributed systems and low-latency Pub/Sub components while improving perfor...Read More>>.

Overview In this role you will develop and modernise trading-focused software for a high-profile hedge fund. You will join a collaborative development team to port systems to C# and refresh in-house tools, expanding capabilities while maint...Read More>>.

Overview In this Java-focused backend role, you will evolve and enhance the Java/Spring codebase, shaping scalable solutions for investments and wealth management. You’ll work within a collaborative technology team on greenfield work and...Read More>>.

Overview In this role you own the backend platform domain within a cloud-native environment. You shape technical direction, design scalable services, and drive reliability across the team. You will mentor engineers, enforce engineering stan...Read More>>.

Overview Senior Backend Developer to advance an award-winning travel company’s eCommerce platform and internal apps. You’ll lead backend work from a technical standpoint within the Digital team, shaping API-driven features and automatio...Read More>>.

Overview As a Senior Backend Engineer at Galaxy Digital, you design and own backend systems powering blockchain infrastructure and staking products. You will shape architecture for Ethereum data pipelines, validator infrastructure, and Liqu...Read More>>.

OverviewLocation: City Of London, England, United KingdomWe are seeking an experienced Backend Developer to design, develop, and maintain scalable backend services and REST APIs using Python and Node.js. You will work closely with...Read More>>.

Base pay range Direct message the job poster from Fruition Group Location: London - 1x a month Salary: Up to £95,000 (D.O.E) + benefits Fruition Group working with a leading Insurtech unicorn on a mi...Read More>>.

Location: hybrid with 1 to 2 days in the office in London, E1.Contract Type: PermanentWorking Hours: 40 hours per week, Monday-Friday What you’ll do: We are looking for a Senior Backend De...Read More>>.

Fogsphere is a London‑based innovator focused on transforming workplace and urban safety through advanced AI, Computer Vision, and Industrial IoT. Built on a principled “Edge‑to‑Fog‑to‑Cloud” architecture, our platform turns passi...Read More>>.

OverviewThis range is provided by iO Associates. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Salary: Up to £65,000 P/ALocation: Bristol-...Read More>>.

Java Software Engineer Responsibilities Design, develop, and maintain scalable microservices using Java and Spring Boot. Build and optimize real-time data pipelines leveraging Apache Kafka, Flink, and Spark/Data...Read More>>.

# 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 J...Read More>>.

Objectively restore stand-alone markets rather than enterprise-wide products. Uniquely underwhelm best-of-breed mindshare through adaptive niches. Seamlessly parallel task open-source content without resource sucking technology.Job Resp...Read More>>.

Nzime are looking for a talented Backend Developer with a passion for PHP, custom integrations, working with API’s, AI, third party systems and producing performant, standards compliant code. Do you thrive in a fast-paced agency enviro...Read More>>.

City of Bristol, United Kingdom | Posted on 01/12/2025We provide end-to-end IT solutions and services including Applications services, Data & Analytics services, AI/ML Technologies and Professional services in the UK and EU market....Read More>>.

Backend Developer – BazelLocation: London, UKJob Type: ContractOur Product Area, Platinum, has historically owned and operated both our VCS and CI systems in addition to the Fleet Management product for helping developers...Read More>>.

# Backend DeveloperSenior LevelLondonPosted 8 days ago### Role OverviewWe are heavily recruiting a Senior Backend Developer to spearhead our core infrastructure in London. Central to this role is the expert development of robust server-side logic, so...Read More>>.

Job Title: Backend Developer (Laravel / PHP)Type: Full Time (37.5hrs) Location: Norwich, United KingdomDepartment: DevelopmentReporting to: Head of Development / Senior Backend Developer...Read More>>.

The Mid-Level Backend Developer will be responsible for designing, developing, and maintaining the backend systems that power Stakemate's iGaming platform. About Stakemate Stakemate is a fast-growing iGaming agency based in Lond...Read More>>.

Are you a backend developer who's just as comfortable in a Kubernetes cluster as you are in a PHP codebase, and fancies Friday afternoons off?We're looking for a Senior Backend Developer to join our growing digital team, taking on real o...Read More>>.

The Senior Backend Developer will be responsible for designing and implementing robust and scalable backend systems to support the company's iGaming products and services.About 5 Star iGaming Media5 Star iGaming Media is a leading...Read More>>.

Zaizi in London is seeking a Senior Software Developer with solid technology skills and a passion for improving outcomes and the user experience. You'll be reliable in your deliverables and contribute innovative ideas within a multi-disciplinary t...Read More>>.

Location Glasgow (Hybrid) | Practice Area: Technology & Engineering | Type: Permanent Power the platforms behind modern finance. Shape cloud-native solutions with Java at their core. The Role We’re seeking a...Read More>>.

Join our team and gain exposure to emerging technologies and challenges across a network of finance and digital asset oriented companies.Work in an innovative environment specialising in Open Banking, digital currencies, and finan...Read More>>.

Updraft. Helping you make changes that pay off.Updraft is an award winning, FCA-authorised, high-growth fintech based in London. Our vision is to revolutionise the way people spend and think about money, by automating the day to d...Read More>>.

Senior Backend Engineer (PHP) - Fareham - £60k + bonus and benefits(office based for the first 3 months and then hybrid thereafter)Tech: OOP, PHP, MySQL, GitFocus: TDD, Agile, systems optimisation & Greenfield developmen...Read More>>.

Backend Developer OrganOx Oxford, England, GB ABOUT ORGANOX: OrganOx is a commercial stage organ technology company dedicated to developing technologies to improve outcomes for patients with acute or chronic organ failure. The c...Read More>>.

Synapri are working with an exciting Software business operating within the Investment Management space looking for an experienced Senior Backend Engineer to join their growing team on a permanent basis. As the company develop a new suit...Read More>>.

Due to continued growth and success, Total Security are on the lookout for new talent to expand the team. Total Security is a multi award-winning Antivirus and Security company, based in Fareham, Hampshire. We pride ourselves in advanced online...Read More>>.

Waracle are looking for a Senior Developer for an exciting new role joining our world-class digital technology consultancy and home to a diverse, smart, curious and ambitious community of specialists in technology-driven transformation....Read More>>.

Location: London, EC1M 6PBContract: 6 Month ContractHours: Full-time, 37 hours per weekHybrid: 1 day per week onsite in LondonRate: TBCJoin a dynamic energy provider dedicated to deliv...Read More>>.

Backend Developer (Python)6 MonthsLondon (Hybrid)£550-650 per day (Inside IR35) ***Please note - The selected candidate MUST HAVE strong Banking Experience to be considered for this position*** My cli...Read More>>.

Technical/System Engineering Permanent Result Oriented UK+Remote UK+Remote Posted 2 days ago 0 applicants so far Backend Developer (Digital Platform & Ecosystem Architecture) Position Title: Backend Developer...Read More>>.

VP, Senior Backend Developer - Blockchain InfrastructureLondon, EnglandWho We Are:Galaxy Digital Inc. (Nasdaq: GLXY) is a global leader in digital assets and data center infrastructure, growing the economy that r...Read More>>.

You’ll design and build backend systems powering blockchain infrastructure and staking products across Galaxy — spanning Ethereum-based systems, staking infrastructure (native and liquid), and blockchain data systems and APIs. Liquid Coll...Read More>>.

Additional Resources Ltd is seeking a Java Developer to join a specialist cyber technology and software assurance team supporting UK Defence and Critical National Infrastructure programmes.You will develop secure Java applications, backend...Read More>>.