197,994+ Lead Java Application Developer Java Web Tech Jobs in London, UK — Local Employers Hiring June 2026

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Junior Front End Web Developer (Website Development)

Who We Are the company powers global payments for corporates, institutions and high net worth individuals, combining worldwide reach with local expertise. With over 45 years of market experience, two banking licences and offices in 11 countries, our technology delivers 24/7 accessibility, while o ...

Software Development Engineer, Prime Video Website Team

Join Prime Video to deliver the vision of being the one-stop destination for entertainment, and solve challenging and rewarding problems for the customers across the world. You will join one of the core client teams in Prime Video, and directly deliver new and exciting experiences for the millions of our custome ...

Software Development Engineer, Prime Video Website Team

Join Prime Video to deliver the vision of being the one-stop destination for entertainment, and solve challenging and rewarding problems for the customers across the world. You will join one of the core client teams in Prime Video, and directly deliver new and exciting experiences for the millions of our custome ...

Senior Web Developer Tottenham Court Road, London

About UsWe are a global, data-driven digital marketing agency, with key specialism in marketing automation and customer acquisition. We are looking for a senior web developer to join our small agile team. You will be responsible for 6 websites and leading the development of our overall technology archi ...

Senior Web Developer Tottenham Court Road, London

About UsWe are a global, data-driven digital marketing agency, with key specialism in marketing automation and customer acquisition. We are looking for a senior web developer to join our small agile team. You will be responsible for 6 websites and leading the development of our overall technology archi ...

Lead Developer

Lead DeveloperSheffield Are you looking for an exciting new role? Are you looking to make the next steps in your developer career? My client is looking for a Lead Developer to join their team. As Lead Developer you will be responsible for the overall architecture and development of the pla ...

Lead Developer

Lead DeveloperSheffield Are you looking for an exciting new role? Are you looking to make the next steps in your developer career? My client is looking for a Lead Developer to join their team. As Lead Developer you will be responsible for the overall architecture and development of the pla ...

Lead Developer

Requirements 12+ years of hands-on backend software engineering experience ,Support the organisation’s AI adoption journey. Develop and enhance intelligent solutions using LLMs, LangChain/LangGraph, and agentic AI frameworks ,Establish engineering best practices for safe, sc ...

Lead Developer

**About the Role** We are seeking a highly skilled and hands-on Lead Java Engineer with AI proficiency to help build the next generation FTSE Russell Index Platform. This platform underpins the calculation and distribution of FTSE Russell’s global family of indexes and requires advanced engineering, high precisi ...

Lead Developer

Contract: Permanent, full-time | Location: London (hybrid-working) | Closing Date: 31 May 2026 About the role The Lead Developer is part of a small innovation team responsible for bringing in-house a world‑leading, cutting‑edge AI‑driven music and language teaching ...

Staff Web Platform Engineer

Role: Staff Software Engineer, Web Platform Location : London, hybrid We are working with a household-name business as it continues to invest heavily in becoming a digital-first, engineering-led organisation. They are now looking for a Staff Software Engineer to join ...

Software Development Engineer, Prime Video Website Team

DescriptionJoin Prime Video to deliver the vision of being the one-stop destination for entertainment, and solve challenging and rewarding problems for the customers across the world. You will join one of the core client teams in Prime Video, and directly deliver new and exciting experiences for the millions ...

Senior C#/.NET Developer with enterprise desktop application, SQL Server performance tuning, WPF/MVVM, Web API, and complex workflow application experience

Senior C#/.NET Developer with enterprise desktop application, SQL Server performance tuning, WPF/MVVM, Web API, and complex workflow application experienceDuration: 6 MonthsLocation: Mississauga (Hybrid, 1-2x/week)Our pharmacy technology client is seeking a Senior C#/ ...

Senior C#/.NET Developer with enterprise desktop application, SQL Server performance tuning, WPF/MVVM, Web API, and complex workflow application experience

Senior C#/.NET Developer with enterprise desktop application, SQL Server performance tuning, WPF/MVVM, Web API, and complex workflow application experienceDuration: 6 MonthsLocation: Mississauga (Hybrid, 1-2x/week)Our pharmacy technology client is seeking a Senior C#/ ...

Software Engineer (Platform Engineering)

Join the Platform Engineering team to build and maintain the firm’s critical financial infrastructure. You will work on high-availability distributed systems, cloud migration, and developer tooling to empower thousands of engineers globally. Skills Required Java Python </l ...

Senior Backend Engineer – Real Time Trading & Data Systems

Saragossa, a leading Global Hedge Fund, is seeking a Software Developer to enhance core trading systems as they expand into new markets. You will take ownership of projects like rebuilding internal tools and developing real-time trading platforms. This role requires strong backend development skills, p ...

Lead Credit Risk Architect: Next Gen Risk Systems

Deutsche Bank is seeking a software developer in London who is knowledgeable in Financial Services, particularly within Corporate and Investment Banking. The role involves providing guidance to teams, proposing solution designs, and ensuring optimal design for Credit Risk Systems. The ideal candidate h ...

Director of AI Powered Corporate Actions Platform

慨正橡扯 is looking for a Director - Application Development Manager to lead the design and delivery of a greenfield Corporate Actions Processing Engine in London. This strategic role combines technical expertise with architectural leadership, guiding teams in transformational projects within financial services. ...

Global Fixed Income Tech Lead Hybrid & Growth

Citibank (Switzerland) AG is seeking an Applications Development Lead in Greater London to oversee critical application development for the Markets Financing desk. This senior role includes designing resilient back-end systems and collaborating with business stakeholders to ensure regulatory compliance. Candidat ...

Senior Lead Software Engineer Cloud Platform Engineering

Out of the successful launch of Chase in 2021, we're a new team, with a new mission. We're creating products that solve real world problems and put customers at the center - all in an environment that nurtures skills and helps you realize your potential. Our team is key to our success. We're people-first. We ...

Senior Lead Software Engineer Cloud Platform Engineering

Out of the successful launch of Chase in 2021, we're a new team, with a new mission. We're creating products that solve real world problems and put customers at the center - all in an environment that nurtures skills and helps you realize your potential. Our team is key to our success. We're people-first. We ...

Senior Lead Software Engineer Cloud Platform Engineering

Out of the successful launch of Chase in 2021, we're a new team, with a new mission. We're creating products that solve real world problems and put customers at the center - all in an environment that nurtures skills and helps you realize your potential. Our team is key to our success. We're people-first. ...

FX Quantitative Developer

Bonhill Partners are working closely with a well-established Crypto exchange to hire a Quantitative Java Developer to work on their low latency/HFQ trading platforms. This is a Hybrid role with a requirement of 2/3 days in office. Requirements: Advanced Java develop ...

FX Quantitative Developer

Bonhill Partners are working closely with a well-established Crypto exchange to hire a Quantitative Java Developer to work on their low latency/HFQ trading platforms. This is a Hybrid role with a requirement of 2/3 days in office. Requirements: Advanced Java develop ...

Automation Tester Jobs

We are currently seeking an experienced Lead Test Automation Engineer in Python with a strong background in automation and performance solutions for our dynamic team. This role is expected to design, develop, and maintain high-standard automated regression suites and test harnesses. If you're a motivated, ...

Senior Backend Engineer in London MASS Analytics

Senior Backend Engineer London, United Kingdom Posted 12 months ago This is a job posted by our partner Jooble Tech stack NoSQL optimization Backend Databases Java SQL SQL & NoSQL Below is a snippet of ...

Software Engineer, Back End

A Super Ambitious Startup At Enterprise League, we are passionate about helping people improve the way they do business. We are on a mission to help millions of entrepreneurs expand their business horizon and increase their company’s success. If you’re excited about projects that could chan ...

Lead Software Engineer Cloud Platform Engineering

Out of the successful launch of Chase in 2021, we’re a new team, with a new mission. We’re creating products that solve real world problems and put customers at the center - all in an environment that nurtures skills and helps you realize your potential. Our team is key to our success. We’re people-first. We ...

Lead Software Engineer Cloud Platform Engineering

Out of the successful launch of Chase in 2021, we’re a new team, with a new mission. We’re creating products that solve real world problems and put customers at the center - all in an environment that nurtures skills and helps you realize your potential. Our team is key to our success. We’re people-first. We ...

Pre Sales Solutions Architect (IT)

WorksHub is seeking a Solutions Architect with Pre Sales Experience in London. The ideal candidate will have expertise in Java/J2EE or .NET tech stacks and extensive experience with database technologies like Oracle and MySQL. Additional skills in polyglot programming languages such as Scala and Python are a plu ...

Technical Architect – Data Solutions Lead (Remote UK)

A tech solutions firm is seeking a Palantir Technical Architect to design and deliver data solutions. The ideal candidate will have experience in technical ownership and strong skills in Java, Scala, or Python. This role involves client interaction, technical standards management, and contribution to the data co ...

Pre Sales Solutions Architect (IT)

WorksHub is seeking a Solutions Architect with Pre Sales Experience in London. The ideal candidate will have expertise in Java/J2EE or .NET tech stacks and extensive experience with database technologies like Oracle and MySQL. Additional skills in polyglot programming languages such as Scala and Python are a plu ...

Technical Architect – Data Solutions Lead (Remote UK)

A tech solutions firm is seeking a Palantir Technical Architect to design and deliver data solutions. The ideal candidate will have experience in technical ownership and strong skills in Java, Scala, or Python. This role involves client interaction, technical standards management, and contribution to the data co ...

Application Architect (Application Automation)

**Introduction**At IBM Consulting UK FutureNow, you'll build a career at the forefront of hybrid cloud and AI, working with leading clients across the public and private sectors.You'll collaborate with top industry professionals, gain hands on experience with cutting edge technologies, and deliver so ...

Application Architect (Application Automation)

At IBM Consulting UK FutureNow, you’ll build a career at the forefront of hybrid cloud and AI, working with leading clients across the public and private sectors. You’ll collaborate with top industry professionals, gain hands‑on experience with cutting‑edge technologies, and deliver solutions that create r ...

Application Architect (Application Automation)

At IBM Consulting UK FutureNow, you’ll build a career at the forefront of hybrid cloud and AI, working with leading clients across the public and private sectors. You’ll collaborate with top industry professionals, gain hands‑on experience with cutting‑edge technologies, and deliver solutions that create r ...

DevOps Tech Lead

Job Description What you'll be doing: What you'll be doing: The DevOps Technology Lead is a key leadership role within NTT DATA’s DevOps practice and is responsible for organisational level solution definition. An evangelist for DevOps and technol ...

Dev/Tech Lead

We are exclusively working with a Fintech company who are shaping the Banking/Finance industry with their innovative and scalable technology platform. As a business the thrive of the start to finish attitude, someone who isn't afraid to get their hands dirty and solve complex problems, high energy and co ...

DevOps Tech Lead

Job Description What you'll be doing: What you'll be doing: The DevOps Technology Lead is a key leadership role within NTT DATA’s DevOps practice and is responsible for organisational level solution definition. An evangelist for DevOps and technol ...

Senior Tech Lead

Senior Tech Lead – PHP, Node.js, React, AWS – Successful FinTech – UK Remote-First – c£110kWe have a fabulous opportunity to join a successful FinTech as their Senior Tech Lead, on a UK remote-first basis.Joining the engineering team that develops and maintains th ...

Data Tech Lead

Data Tech Lead Job Introduction Here at Selfridges our customers are at the heart of everything we do, and we want to be known for delivering the best, most extraordinary experiences that keep our customers coming back. We are on a journey to build flexible, innovativ ...

Data Tech Lead

Data Tech Lead Job Introduction Here at Selfridges our customers are at the heart of everything we do, and we want to be known for delivering the best, most extraordinary experiences that keep our customers coming back. We are on a journey to build flexible, innovativ ...

Dev/Tech Lead

We are exclusively working with a Fintech company who are shaping the Banking/Finance industry with their innovative and scalable technology platform. As a business the thrive of the start to finish attitude, someone who isn't afraid to get their hands dirty and solve complex problems, high energy and co ...

Senior Tech Lead

Senior Tech Lead – PHP, Node.js, React, AWS – Successful FinTech – UK Remote-First – c£110kWe have a fabulous opportunity to join a successful FinTech as their Senior Tech Lead, on a UK remote-first basis.Joining the engineering team that develops and maintains th ...

Python Tech Lead

Job Description: Python Tech Lead Job Location: London, UK/ Hybrid Job Type: FTE/Contract Hybrid Familiar with front end and back-end development (Python) E ...

Python Tech Lead

Job Description: Python Tech Lead Job Location: London, UK/ Hybrid Job Type: FTE/Contract Hybrid Familiar with front end and back-end development (Python) E ...

Tech Lead Platform

At Honu we're looking for a Tech Lead to lead our AI Platform efforts. Full-time · London, UK About the job Honu is looking for a Hands-on Tech Lead to join our small agile team and take a leadership role in delivering our cutting edge platform. We are looking for a to ...

Tech Lead (Architecture)

17th Floor, 5 Aldermanbury Square, London, EC2V 7HR Tech Lead (Architecture) Who we are Artefact is a new generation of data service provider, specializing in data consulting and data-driven digital marketing, dedicated to transforming data into business impact a ...

Engineering Tech Lead

At monday.com, we help teams get more work done. We are the best AI work platform that empowers teams to automate, build, and scale their impact end-to-end with tools that actually execute the work for you. With over $1B in ARR, 250,000+ customers, and a global team, we’re serious about building a product ...

Tech Lead (Architecture)

Job Summary As a Tech Lead, you will be responsible for leading a team of data engineers and platform engineers, ensuring the quality and efficiency of cloud, data, and platform engineering projects. You will oversee the technical aspects of solution design, data engineering, and platform deliver ...

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    Lead Java Application Developer Java Web Tech Jobs in London Job Search Guide, Trends and Insights