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Senior Lead Java Engineer

LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence ...

Lead Java Backend Developer

City of Bristol, United Kingdom | Posted on 01/12/2025 We 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. Job Description Mandatory Skills (Hands-on Exper ...

Lead Java Developer (VP)

Overview Citi is a world-leading global bank. We have approximately 200 million customer accounts and a presence in more than 160 countries and jurisdictions worldwide. We provide consumers, corporations, governments, and institutions with a broad range of financial products and services, includi ...

Lead Java Developer (VP)

Discover your future at Citi Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact. Job O ...

Lead Java Developer (VP)

## Lead Java Developer (VP)Applyremote type: Hybridlocations: London United Kingdomtime type: Full timeposted on: Posted Todayjob requisition id: **Discover your future at Citi**Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people fro ...

Senior/Lead Java Developer

Join EPAM as a Java Developer in a hybrid role based in London. Work on complex, data-intensive systems while collaborating with multi-national teams across the globe. You'll architect innovative solutions, mentor talented developers and lead technical initiatives using cutting-edge technologies. T ...

Lead Java Software Engineer

NatWest Group is looking for a Java Software Engineer Team Lead in Bristol, United Kingdom. This role involves leading a team to design, produce, test, and implement software solutions across the software development lifecycle. The position offers competitive compensation. Ideal candidates will have a strong bac ...

Contract Lead Java Developer

Java is your bag and you're a real perfectionist. You'll have a background in hands‑on software delivery, will be passionate about everythingJavaand driven by the world of tech. Operating right at the heart of our Backend development function, you'll workonsomeof our most excitingbusiness critical ...

Lead C++ / Java Developer

The Senior Software Engineer is a hands‑on individual contributor responsible for designing, building, and operating mission‑critical FX market infrastructure and matching platforms using C++ and Java. The role focuses on low‑latency, high‑throughput distributed systems with strict availability, resiliency ...

Senior Lead Java Engineer

ABOUT US LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowled ...

Lead Java Developer (VP)

Job Overview Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping sh ...

Contract Lead Java Developer

Java is your bag and you're a real perfectionist. You'll have a background in hands‑on software delivery, will be passionate about everythingJavaand driven by the world of tech. Operating right at the heart of our Backend development function, you'll workonsomeof our most excitingbusiness critical ...

Contract Lead Java Developer

Java is your bag and you're a real perfectionist. You'll have a background in hands-on software delivery, will be passionate about everything Java and driven by the world of tech. Operating right at the heart of our Backend development function, you'll work on some of our most exciting business cr ...

Lead Software Engineer Java

## Lead Software Engineer - JavaApplylocations: GBR-Nottingham-1 Chapel Qtr: GBR-London-5 Canada Squaretime type: Full timeposted on: Posted Todayjob requisition id: R **ABOUT US:**LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. W ...

Lead Software Engineer (Java)

Requirements Proven experience in software engineering, with a strong track record of leading successful projects Proficiency in Java Deep understanding of software architecture, design patterns, and system integration Experience with cloud platform (AWS) and contai ...

AI First Full Stack Engineer Path to CTO Equity

A financial technology company is seeking an experienced Senior Full Stack Engineer to lead the transition to an AI-native platform. You will build a full-stack TypeScript application, develop AI document ingestion layers, and manage the cloud infrastructure. Candidates should have over 5 years of full-stack exp ...

Senior Frontend Engineer

Requirements 3-5+ years of software development experience in a fast-paced, innovative, and complex environment Experience using technical writing and diagrams for brainstorming, design alignment, and cross-team communication Proficiency in Next.js 13+ (including App Rou ...

Senior Filemaker Developer

Our team members have been leaders in FileMaker development for nearly a decade. As our client list grows, so does our need for talented developers who tackle big projects with groundbreaking solutions. Location UK only, open to work UK Time (BST/GMT) Position </h ...

Lead Software Engineer AI & Enterprise Platforms

Liberty Information Technology in Belfast is seeking a Principal Software Engineer to lead an agile team, focusing on innovative solutions and technical leadership. You will be part of transforming complex business problems into robust software solutions. Your role includes coaching engineers, managing ...

Lead Engineer / Tech Lead

Requirements Engineering depth. You've written and shipped production-grade software – most likely in Python, C# .Net, or both (or similar). You think in systems, hold the line on fundamentals, and know what AI tooling is doing under the hood AI-native judgement. You're fluent acr ...

Tech Lead / Lead Engineer

Overview We are seeking a highly skilled and adaptable engineering leader to embed within a client team. This role blends deep technical expertise with leadership and consulting skills. Whether your focus leans more towards line management and broader leadership (Tech Lead) or technical depth and ...

Lead Engineer / Tech Lead

Job Description Alternatively, Grant Thornton At Grant Thornton we do things differently - looking to the future, driving ambitious growth and pioneering positive change in our industry. Providing audit, tax and advisory services, we empower clients through strategic insight, curiosity, a ...

Senior Frontend Developer (React / TypeScript)

At Mixam, we’re more than just a printing company, we’re the place where creativity meets cutting-edge technology. Headquartered in Watford, with offices in the UK, US, Canada, Australia, Europe, Philippines and Japan, we’re a fast-growing, privately held tech-forward print business founded in 2007, offeri ...

Senior Frontend Developer (React / TypeScript)

At Mixam, we’re more than just a printing company, we’re the place where creativity meets cutting-edge technology. Headquartered in Watford, with offices in the UK, US, Canada, Australia, Europe, Philippines and Japan, we’re a fast-growing, privately held tech-forward print business founded in 2007, offering ...

Senior Frontend Engineer

Helsing is a defence AI company. Our mission is to protect our democracies. We aim to achieve technological leadership, so that open societies can continue to make sovereign decisions and control their ethical standards. As democracies, we believe we have a special responsibility to be thoughtful a ...

Full Stack Senior Software Engineer, GenAI Data Products and Platform (VP)

**The Opportunity** This is your chance to build the foundational systems for 'Citi Assist', a Generative AI assistant that will reach every Citi employee globally. You'll join us on the ground floor, becoming a core builder on a high-visibility platform that sets the standard for how a global bank adop ...

Software Engineer III Fullstack (Java, React, Python and AI) Engineer

Join us to shape the future of web applications with innovative AI-driven solutions. You will have the opportunity to work across both backend and frontend technologies, collaborating with diverse teams to deliver impactful customer and internal platforms. Your expertise will help us build reliable integra ...

Software Engineer III Fullstack (Java, React, Python and AI) Engineer

Join us to shape the future of web applications with innovative AI-driven solutions. You will have the opportunity to work across both backend and frontend technologies, collaborating with diverse teams to deliver impactful customer and internal platforms. Your expertise will help us build reliable integra ...

Senior Full Stack Engineer: Build Scalable, AI Enhanced Ops

Litta App Ltd is looking for a Full Stack Product Engineer (Mid-Senior) to join their hybrid team in London. This role involves building and maintaining applications using Vue, React, and TypeScript, while also developing backend services with Node.js and Firebase. The ideal candidate should have at least 5 year ...

Data Architect Fintech in London Quant Capital

Data Architect Fintech London, United Kingdom Posted 11 months ago Tech Stack RabbitMQ Powershell Windows Selenium JQuery JavaScript Angular C PostgreSQL ASP.NET Rea ...

Mobile Powered Access Engineer in Poole Holt Automotive Recruitment Ltd

Mobile Powered Access Engineer Poole, United Kingdom Posted 10 months ago Tech Stack Mobile Job Responsibilities Fix and maintain powered access machines—booms, scissors, and more. React to breakdowns as a front-line suppor ...

C# API & .NET Developer React Integration

Java Script Works is looking for a Software Developer specializing in C# API to join their team in Tonbridge, Greater London. The role involves analysis, design, coding, testing, and support of applications. Candidates must have a 2:1 Computing Science degree and proficiency in C#, WebAPI, and REST. The compensa ...

Junior Trade Desk Developer in London Quant Capital

Junior Trade Desk Developer Quant Capital London, United Kingdom Posted about 1 year ago This is a job posted by our partner Jooble Tech stack Java Python STEM Below is a snippet of the job description. To read the fu ...

AI Azure Developer in Elland A SAFE GROUP

AI Azure Developer Elland, United Kingdom Posted 9 months ago Tech stack Azure GraphQL GitHub Artificial Intelligence REST Python C Java API Below is a snippet of the jo ...

Senior Full Stack Engineer — AI Driven Web Apps (Hybrid)

Materiom, an impact-focused tech startup based in Greater London, is seeking a full-time Senior Software Engineer to drive the development of data- and AI-heavy web applications. The role demands expertise in full-stack development, especially in front-end technologies like React and TypeScript, as well as backe ...

Code the Future of SaaS! in Cheltenham Xait

Code the Future of SaaS! Location: Cheltenham, United Kingdom Posted: 11 months ago Company Xait is an innovative software development company that empowers customers with collaborative software for document publishing, offering solutions like XaitPorter for co-authoring ...

Lead Software Developer .Net

Overview Are you a Senior / Lead .NET Software Developer who is keen to work for a Certified B Corp? Are you keen to use your Full Stack Development skills to create bespoke lending solutions that help UK homeowners build long-term financial wellbeing? We re looking for a Lead Software Engi ...

Lead Software Engineer (Tech4Good, language agnostic!)

Lead Software Engineer (Tech4Good, language agnostic!) If you are a seasoned Senior or Lead Engineer who loves delivering next‑gen technology for stakeholders, you may be interested in leading language‑agnostic Tech4Good AI/Data projects that impact millions of people. You would lead the UK’s mos ...

– Front End Tech Lead / Development Team Lead (x5) Vue / React / Angular /Javascript, Azure, T[...]

Award-Winning, High-Growth Tech Scale-Up | AI-Powered SaaS | £67,000–£80,000 + Market-Leading Benefits Areti Group – Carbon Positive Tech Recruitment | People & Planet Before Profit This is a front-end–first leadership role . You’ll lead a cross-functional product engineering ...

Mid Level Software Engineer (Python/TypeScript

I've once again partnered with a top London based Tech Company, fresh of the back of their Seed funding round, who are looking to hire multiple Mid-Level Full-Stack Engineers, to their growing Engineering team. This is a Full-Stack role in a small Engineering team, where you will come in and take owner ...

Senior Full Stack Developer (Python/Vue) AI Start Up

I've once again partnered with a top London based Tech Company, fresh of the back of their Seed funding round, who are looking to hire multiple Full-Stack Engineers, to their growing Engineering team. This is a Full-Stack role in a small Engineering team, where you will come in and take ownership acros ...

Senior Full Stack Engineer Start Up Up to £95k

I've once again partnered with a top London based Tech Company, fresh of the back of their Seed funding round, who are looking to hire multiple Full-Stack Engineers, to their growing Engineering team. This is a Full-Stack role in a small Engineering team, where you will come in and take ownership acros ...

Senior Java Developer Integrated Financial Crime (IFC)

Join our dynamic Technology team as a Senior Java Developer and play a key role in shaping the future of financial crime prevention through the transformative Integrated Financial Crime (IFC) Program. This multiyear, group‑wide effort aims to strengthen regulatory compliance, deliver a more seamless client ...

Senior Front End Engineer AI Products

**Job Overview** We are Citi's Application, Platform and Engineering team, a start-up with the exciting mission of shaping the direction of travel for the entire bank under the Chief Technology Office, by defining the tech and engineering strategy for the bank. We are a team of talented engineers, produ ...

– Front End Tech Lead / Development Team Lead (x3) Vue / React / Angular /Javascript, Azure, T[...]

Award-Winning, High-Growth Tech Scale-Up | AI-Powered SaaS | £67,000–£80,000 + Market-Leading Benefits Areti Group – Carbon Positive Tech Recruitment | People & Planet Before Profit Remote (Scotland-based teams) This is a front-end–first leadership role for enginee ...

Principal Data Scientist AI in London Opus 2

Principal Data Scientist – AI London, United Kingdom Posted 11 months ago Tech Stack TypeScript Java Artificial Intelligence Python Requirements Proficiency in Python, with experience building and mainta ...

QA Engineer (Associate) in London Calastone

QA Engineer (Associate) London, United Kingdom Posted 9 months ago This is a job posted by our partner Jooble Tech stack API SQL UI Databases Java C REST QA Engineer Tools and Technique ...

Graduate Software EngineerAbout the Role: in London S&P Global

Graduate Software Engineer Location: London, United Kingdom Posted about 1 year ago Tech Stack Computer Science Software Engineer Java Python Scala Data Structures Clojure Requirements </h ...

Senior / Solutions Architect Long Term Savings in Alderley Edge Royal London Group

Senior / Solutions Architect - Long Term Savings AlderleyEdge, UnitedKingdom Posted 9 months ago This is a job posted by our partner Jooble Company Royal London Group Tech stack APIs Azure Java CI/CD <li ...

Senior Backend Engineer in Cardiff Backbase

Senior Backend Engineer Cardiff, United Kingdom Posted 9 months ago This position is posted by our partner Jooble. Tech stack Apache Microservices Java Backend Spring Framework Job Responsibilities You will encoun ...

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    Full Stack Tech Lead Node Js React Java Script Jobs in United Kingdom Job Search Guide, Trends and Insights