55 Exec Search is recruiting a Senior Full Stack Software Engineer for a London-based AI startup. You will help build the production systems behind a next-generation authentication product, working across frontend and backend in a hybrid London of...Read More>>.

At BNY, a leading global financial services company, we empower our employees to drive transformative solutions across the financial system. Joining our London team gives you the opportunity to build secure, resilient, scalable systems....Read More>>.

LSEG is looking for a Senior Engineer to design and implement scalable data distribution systems. The role involves strong technical leadership, focusing on system architecture and high-performance data delivery to institutional clients.The...Read More>>.

Grid Dynamics in London is seeking a Senior Kotlin & TypeScript Developer to join a high-performing engineering team. This hands-on full-stack role focuses on trading technology, spanning Kotlin backend services and TypeScript/React frontend appli...Read More>>.

Uswitch is seeking a talented engineer to own delivery end to end in a hybrid role based in London. You will design and build services across the stack, with emphasis on frontend and backend APIs while using JavaScript/TypeScript, Go and Clojure....Read More>>.

National Grid is seeking a Senior AI Full Stack Engineer to design, build, and operate AI-enabled internal products and platforms. You will move between modern web app development and applied AI engineering, turning capabilities into secure, maint...Read More>>.

Hayfin Capital Management LLP is hiring a Full-Stack Engineer to build our analytics workbench, enabling data-driven analysis and decision making across the business. You will own the in-house analytics platform, work across the full stack, and co...Read More>>.

At Atom invest is seeking a full-stack software developer to lead the next wave of features on our award-winning web platform. You will work across engineering and product to build scalable, high-quality software in a fast-paced fintech startup en...Read More>>.

Vanguard is seeking a Senior Full Stack Software Engineer to design, develop and optimize front office applications within the GIFS team. You will collaborate directly with portfolio managers and product owners to deliver high-impact software....Read More>>.

Legal & General (L&G) in London seeks a Senior Full-Stack Engineer to join our Group Protection technology team. Play a key role delivering modern cloud-based solutions across the full software lifecycle.Mentor peers, drive engineering exce...Read More>>.

Company Description Legal & General (L&G) is a leading UK financial services group and major global investor. We’ve been safeguarding people’s financial futures since 1836, and strive to build a better society, while impr...Read More>>.

Taktile is hiring a Full-Stack Engineer to build features across the AI agent platform, from the backend runtime to the frontend UX. You will work with Python (FastAPI) on AWS serverless, and React/TypeScript on the frontend, delivering production...Read More>>.

JuniorJunior is hiring in London to build an AI operating system for investment research. You will join a small, high-signal team shaping product and culture while delivering features that land with demanding customers.The role focuses on T...Read More>>.

Wintermute is seeking a Full Stack Engineer to build and improve trading applications for internal and external users. You will work across the stack, from backend services to client-facing portals, with guidance from experienced developers and tr...Read More>>.

Fireblocks is building the backbone of on-chain access for high‑value transactions across multiple blockchain networks. You will design and deploy scalable backend services, own API components, and drive DeFi protocol integrations.You sho...Read More>>.

Tenzo in London is seeking an experienced software engineer to own backend and BI features within our APA team. You’ll add queries to Django services, expose APIs, and craft frontend interfaces in React, driving new chart types, heatmaps, and AI...Read More>>.

Citi London is seeking a skilled full-stack engineer to help build GenAI-powered platforms. You will influence the design across frontend, backend, APIs, and cloud services, delivering high-impact projects in a collaborative team.The role e...Read More>>.

Battenhall Limited in London is seeking a seasoned Software Engineer to lead the technical delivery of production systems, with a backend-leaning full-stack focus. You will own planning, prioritisation and coordination of engineering work across m...Read More>>.

Reccreate in London is seeking a top-tier engineer to join a visionary team at the forefront of AI-driven financial modelling. You will build a fast, intuitive UI, tackle complex rendering bugs, and optimise the AI agent’s data handling and cont...Read More>>.

Expedia Group in London is seeking a seasoned Fullstack Engineer in the Product Experience team to build and maintain high-availability property detail pages and services. You will be part of a multi-functional team across PMs, TPMs, and engineers...Read More>>.

Cato Networks is seeking a Senior Software Engineer to join the secured access engineering team. You will design and build user-facing, product-grade web security solutions that protect customers' online presence, alongside internal infrastructure...Read More>>.

FDJ UNITED is seeking a Backend or Full Stack Developer/Engineer to engage in the full system life cycle, focusing on scalable, maintainable services for our customer service back offices. This role offers the opportunity to deepen technical knowl...Read More>>.

BNY in Manchester is looking for a Full-Stack Engineer to help build secure, scalable, and resilient systems. This role involves mainly backend development and contributing to web frontends while owning delivery across the product lifecycle....Read More>>.

CPC Systems in London is seeking a full-stack Software Engineer who combines technical expertise with a strong user experience focus. You will work with rail operations experts to translate complex needs into reliable software that keeps transport...Read More>>.

VIQU IT is seeking a Full Stack Engineer to join a defence-aligned project in the United Kingdom. You will work across the stack, building Python back-end services and a TypeScript front end, with deployments to air-gapped environments and on-site...Read More>>.

JoyBuy, the European arm of JD.com, is seeking an experienced software engineer to join our technology team in Europe and develop retail services for JoyBuy and related operations in the UK and across Europe. You will work across product managemen...Read More>>.

BNY is seeking a Director, Full-Stack Engineer to join the Enterprise Transformation Hub in the UK, with roles in Manchester or London. This role spans UX, APIs, data integration and AI-enabled solution delivery to accelerate impact across enginee...Read More>>.

DeepL is a global AI product and research company focused on building secure, intelligent language solutions. Join our Voice team to push real-time interpretation, latency optimization, and scalable streaming architectures in a zero-to-one enginee...Read More>>.

Harnham is hiring a foundational software hire at an early stage. You will own major software systems spanning mobile apps, cloud infrastructure, and device connectivity, shaping long-term software strategy while partnering with senior stakeholder...Read More>>.

Luxoft is seeking an experienced software engineer to drive the Equity Accelerator programme, modernizing Prime Finance Equities platforms. You will deliver end-to-end solutions across frontend and backend, focusing on cloud-native, event-driven a...Read More>>.

Harnham in London is seeking an engineer to join as an early full-stack/mobile hire, offering significant ownership across the platform. The role is hybrid, based near Waterloo/London Bridge, with equity and a path to leadership as the product sca...Read More>>.

the company in London is seeking a senior full-stack engineer to help build the next stage of the product. You’ll work across our consumer app, backend, activity integrations and the infrastructure needed to scale.Stack: React Native / Ex...Read More>>.

Salt Digital Recruitment in London is seeking a hands-on Senior Full Stack Developer specializing in Kotlin and React for a Banking project. You will collaborate across business and tech to ship frequent releases and influence product and technica...Read More>>.

...Read More>>.

QuantumLoopAI in London is seeking a skilled Full Stack Developer to join our engineering team. You will work across the entire application stack, shipping features end-to-end and making architectural decisions that improve NHS patient access....Read More>>.

Kintec Global Recruitment is seeking a skilled Full Stack Developer to join our team in Manchester. You will own features across frontend and backend, building in React/TypeScript and Python (Flask/Django/FastAPI), and integrating with Dynamics 36...Read More>>.

Pontoon is hiring a Senior Full Stack Developer (Front End - Java / Angular / Solidity) for a London-based engineering team. This 12-month contract role is onsite five days a week, offering a salary of £50,000–£80,000 per year plus competitive...Read More>>.

Harrington Starr, partnering with a leading investment management technology firm, is hiring a Full-Stack Developer to build features across the full stack and work closely with front-office users on a business-critical investment platform....Read More>>.

Pendo in Sheffield is seeking a Senior Software Engineer to shape AI-powered product experiences and own end-to-end delivery. You will work full-stack with a frontend lean toward TypeScript, Vue.js, and AI tooling to deliver high-quality features...Read More>>.

Emma is hiring a full-stack engineer to work on both backend and mobile/web apps with a strong focus on delivering high-quality code. You will contribute to an ambitious roadmap featuring new features and integrations, collaborating across a high-...Read More>>.

DeepL is seeking a Senior Engineer to own revenue-critical systems from design to production, balancing reliability with speed. You’ll work across core product platforms, voice APIs, and the billing engine in a high-performance engineering cultu...Read More>>.

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 Business Unit: CT&DO Primary Location: London, One C...Read More>>.

Harnham is hiring a Full Stack Engineer (React/TypeScript/Java) in London with hybrid working. The role involves 65% frontend and 35% backend, delivering features for a WealthTech platform and shaping technical decisions in a modern cloud-native e...Read More>>.

Capgemini UK is seeking a Java Full Stack Developer with AI to join our Financial Services Business Unit in the Cloud & Custom Applications practice. You will collaborate with stakeholders, product teams and engineering squads to deliver scalable...Read More>>.

Thought Machine is hiring a Software Engineer for London to design and implement features across the stack, including frontend and backend work. The role focuses on security, performance, and delivering high-quality user experiences for banking cl...Read More>>.

Thought Machine is seeking a Software Engineer to design and implement end-to-end features across the stack, delivering secure, scalable solutions with a strong focus on user experience.You will own components from backend services to front...Read More>>.

IBU in Sheffield is seeking a Senior Full Stack Engineer (AI-focused) to join our hands-on team and lead by example. You will deliver high-quality software at pace, shaping engineering standards, and collaborating with stakeholders across product...Read More>>.

PRIMUS Global Solutions (PRIMUS UK & Europe) is seeking a Java Full Stack Developer to design, build, and maintain scalable enterprise applications. You will work across the full stack using Java, Spring Boot, and Angular to deliver RESTful APIs a...Read More>>.

Wayve is hiring a Full-Stack Software Engineer for the Model Development Platform to design, build, and operate applications supporting autonomous driving research and testing. You will work across the full stack, shaping features, collaborating w...Read More>>.

Winton is seeking a Senior Full Stack Developer to deliver end-to-end post-trade and reporting software. You will collaborate directly with operations, fund accounting and senior management, owning solutions from requirements gathering to deployme...Read More>>.