158,187+ Lead Java Application Developer Java Web Tech Jobs in London, UK — Local Employers Hiring June 2026

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Senior Engineering Lead II Contacts Team

Job DescriptionThe team you will join: ContactsThe Contacts team is a core team at Wise, dedicated to making adding, finding, and managing your recipients as easy as possible. We own this experience end-to-end: from the scalable platform securing tens of millions of bank acco ...

Staff Software Engineer Authentication & Authorization London, UK

Staff Software Engineer - Authentication & Authorization London, UK Please note this is for London, UK. You only need to apply to one location if there are multiple listed for the job. Apply Now At Ripple, we’re building a world where value moves like information does toda ...

Quantitative Developer (Low Latency) EMEA (F/M/D)

Quantitative Developer (Low Latency) EMEA (F/M/D) Direct message the job poster from Flowdesk. Flowdesk's mission is to build a global financial institution for digital assets, one designed from the ground up for market integrity and efficiency. To achieve this in a rapidly evolving marke ...

Full Stack Engineer Fully Remote | Upto $130/hr

About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo</st ...

Director Cloud Native Architects, EMEA

We’re in an unbelievably exciting area of tech and are fundamentally reshaping the data storage industry. Here, you lead with innovative thinking, grow along with us, and join the smartest team in the industry.This type of work—work that changes the world—is what the tech industry was founded on. ...

Backbone Fiber Business & Vendor Developer , Global Connectivity & Infrastructure Development

DescriptionThis position can be based in Dublin or London. Today, Amazon Web Services provides a highly reliable, scalable, low-cost infrastructure platform in the cloud that powers hundreds of thousands of businesses in 190 countries around the world. The AWS Cloud infrastructure is built around Re ...

Lead Data Scientist (Agentic AI)

Lead Data Scientist (Agentic AI) | AI Tech Start-Up | Up to £120,000 + Shares | London / Hybrid (1 Day Office) We’re partnering with a fast-growing AI tech scale-up expanding its team, who are hiring for a Lead Data Scientist (Agentic AI). This is a rare opportunit ...

Lead Data Scientist (Agentic AI)

Lead Data Scientist (Agentic AI) | AI Tech Start-Up | Up to £120,000 + Shares | London / Hybrid (1 Day Office) We’re partnering with a fast-growing AI tech scale-up expanding its team, who are hiring for a Lead Data Scientist (Agentic AI). This is a rare opportunit ...

Lead Data Scientist (Agentic AI)

Lead Data Scientist (Agentic AI) | AI Tech Start-Up | Up to £120,000 + Shares | London / Hybrid (1 Day Office) We’re partnering with a fast-growing AI tech scale-up expanding its team, who are hiring for a Lead Data Scientist (Agentic AI). This is a rare opportunit ...

Full Stack Engineer

Overview Fullstack Software Engineer – London-based role hiring on behalf of Understanding Recruitment. Salary: £140k+ stock options + exceptional benefits. Location: London based team. This is a cutting-edge tech company reimagining how software gets built by combining full-code flexibility ...

C++ Engineer – London

Salary: £200k base + bonusSummaryLively, positive spirit of a start-up, with the stability of a longer-established player, this leading quant firm is looking for an expert C++ engineer to join their core UI team. Their projects include applications for real-time trading and ...

Solutions Architect (AWS Telco Business Unit)

Requirements Knowledge of software development tools and methodologies Speak, write, and read fluently in English Background in any of the following: Cloud Architecture, Systems Design, Software Development, Infrastructure Architecture, Data Engineering or DevOps < ...

Web3 Software Engineer

London, United Kingdom | Posted on 12/04/2025 The employer is an early stage Crypto startup developing a toolchain for shared, just‑in‑time applications that gives independent developers freedom to build powerful shared apps. It is an interoperable, low cost, quick to build, easy to manage, copilot ...

Solutions Architect, AWS Telco Business Unit

Amazon Web Services (AWS) is seeking a Solutions Architect to partner with the world's leading Telecommunications companies on their most ambitious cloud transformation journeys.The problem domains are diverse: Enterprise IT Modernization, Data and GenAI, Cybersecurity, 5G monetization, digital customer jou ...

C++ Engineer – London

Salary: £200k base + bonusSummaryLively, positive spirit of a start-up, with the stability of a longer-established player, this leading quant firm is looking for an expert C++ engineer to join their core UI team. Their projects include applications for real-time trading and ...

Solutions Architect, AWS Telco Business Unit

Amazon Web Services (AWS) is seeking a Solutions Architect to partner with the world's leading Telecommunications companies on their most ambitious cloud transformation journeys.The problem domains are diverse: Enterprise IT Modernization, Data and GenAI, Cybersecurity, 5G monetization, digital customer jou ...

AI Labs: Senior Full Stack Engineer, Vice President

We are seeking a highly skilled senior full stack engineer with a proven track record of leading projects to join our dynamic team. The ideal candidate will have a strong technical background in both front-end and back-end development, with a focus on Typescript, React, NextJs, and Python. You will be resp ...

Technical Lead

Tech Lead at Trilitech, powered by Tezos Our Team At Trilitech, our mission is to power the Web3 revolution by facilitating the development of cutting-edge solutions on the Tezos ...

Technical Lead

Tech Lead at Trilitech, powered by Tezos Our Team At Trilitech, our mission is to power the Web3 revolution by facilitating the development of cutting-edge solutions on the Tezos ...

Technical Solutions Analyst EMEA

Heartflow is a medical technology company advancing the diagnosis and management of coronary artery disease, the #1 cause of death worldwide, using cutting-edge technology. The flagship product—an AI-driven, non-invasive cardiac test supported by the ACC/AHA Chest Pain Guidelines called the Heartflow FFR CT Anal ...

Enterprise Account Executive

Runware is the unified developer platform for AI inference — one API for all AI. We are building infrastructure that runs AI faster, more cost-effectively, and with higher redundancy.Companies like Higgsfield, OpenArt, Freepik, and  ...

Enterprise Account Executive

Runware is the unified developer platform for AI inference — one API for all AI. We are building infrastructure that runs AI faster, more cost-effectively, and with higher redundancy.Companies like Higgsfield, OpenArt, Freepik, and  ...

Product Manager Cloud Native

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation, and IoT. Our customers include the world ...

VP, Product Management Agentic AI

About Neo4j:Neo4j is the graph intelligence platform that transforms data into knowledge to power the next generation of intelligent applications and AI systems. It includes enterprise-ready knowledge graphs for accurate, explainable, and governed AI; the most comprehensive, trusted, and easy-to-de ...

VP, Product Management Agentic AI

About Neo4j:Neo4j is the graph intelligence platform that transforms data into knowledge to power the next generation of intelligent applications and AI systems. It includes enterprise-ready knowledge graphs for accurate, explainable, and governed AI; the most comprehensive, trusted, and easy-to-de ...

AI Innovation Engineer, Google Cloud

Note: By applying to this position you will have an opportunity to share your preferred working location from the following: Frankfurt am Main, Germany; Munich, Germany; London, UK . Minimum qualifications Bachelor's degree in Computer Science, a related field, or equivalent ...

Full‑Stack Machine Learning Engineer

About the Business LexisNexis Risk Solutions provides customers with solutions and decision tools that combine public and industry specific content with advanced technology and analytics to assist them in evaluating and predicting risk and enhancing operational efficiency. We use the power of data a ...

Senior Software Engineer, Unified Platform Trade Management and Trade & Order Processing

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading at our o ...

Platform Reliability & Operations Lead

Requirements At least 5 years of experience of hands-on experience in Site Reliability focused positions ,Strong knowledge of containerization technologies (Docker, Kubernetes) ,Experience with infrastructure as code (Terraform) ,Solid understanding of networking, s ...

Technical Architect

Technical Architect – Microsoft Power Platform / D365 Hybrid – Central London Salary: £73,000 per annum Nigel Frank International is proud to be recruiting for a Technical Architect on behalf of a well-established public sector organisation based in Central London. This is a ...

Senior Software Engineer, Unified Platform (Reference Data)

DRW is a technology-driven, diversified principal trading firm. We trade our own capital at our own risk, across a broad range of asset classes, instruments and strategies, in financial markets around the world. As the markets have evolved over the past 30 years, so has DRW – maximizing opportuniti ...

Senior Software Engineer II

About the Business LexisNexis Risk Solutions provides customers with solutions and decision tools that combine public and industry specific content with advanced technology and analytics to assist them in evaluating and predicting risk and enhancing operational efficiency. We use the power of data ...

Research Software Engineer Paris/London

Overview About Mistral At Mistral AI, we believe in the power of AI to simplify tasks, save time, and enhance learning and creativity. Our technology is designed to integrate seamlessly into daily working life. We democratize AI through high-performance, optimized, open-source and cutting- ...

Staff Data Engineer

The ‘Zendesk Analytics Prototyping’ (ZAP) team is looking for an experienced Staff Data Engineer to support the team’s charter to accelerate CRM measurements and insights, and help promote a data-centric approach to improving customer support tools and operations. To realize that mission, we build and main ...

Senior Data Engineer (EU Books Analytics and Engineering)

Requirements Experience with data modeling, warehousing and building ETL pipelines Experience with SQL Experience in at least one modern scripting or programming language, such as Python, Java, Scala, or NodeJS Experience mentoring team members on best practices </l ...

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 ...

Full Stack Engineer

Role: Full Stack Engineer Salary: £ DOE plus extensive benefits Contract type: Permanent Employment type: Full time Working hours: Core hours 09:30 - 16:00; flexible around these. About the Company We are the largest online pharmacy in the UK, serving ove ...

Senior Data Engineer — ELT & Snowflake Data Warehouse

The ‘Zendesk Analytics Prototyping’ (ZAP) team is looking for an experienced Staff Data Engineer to support the team’s charter to accelerate CRM measurements and insights, and help promote a data-centric approach to improving customer support tools and operations. To realize that mission, we build and main ...

Senior Software Engineer Data Integration

Senior Software Engineer - Data Integration Job Location London Employment type Regular Department Technology Targeted Start Date Immediate DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional peop ...

Software Engineer Cybersecurity Analytics & Enforcement

Office based in our Moorgate London premises, 4 days per week Join Fortinet, a cybersecurity pioneer with over two decades of excellence, as we continue to shape the future of cybersecurity and redefine the intersection of networking and security. At Fortinet, our mission is to safeguard peo ...

Quantitative Trading & Research – Markets Treasury – Associate or Vice President

Are you ready to drive innovation and shape the future of treasury management? Join our Quantitative Trading & Research team, where your expertise in data analytics and AI will transform the investment bank into a data-driven business. You will collaborate with senior leaders, deliver impactful solutions, and ...

Software Development Engineer Amazon Ads, Creative X

At Amazon Ads, we're transforming how brands and customers connect — using AI, automation, and creativity at scale. From global retailers to emerging startups, advertisers trust Amazon to help them reach the right audiences with meaningful, high-quality experiences. Within this space, the Creative-X organization ...

Senior Software Engineer

WHO WE ARE Zeta Global (NYSE: ZETA) is the AI-Powered Marketing Cloud that leverages advanced artificial intelligence (AI) and trillions of consumer signals to make it easier for marketers to acquire, grow, and retain customers more efficiently. Through the Zeta Marketing Platform (ZMP), our vis ...

Data Engineer

Veeva Systems is a mission-driven organization and pioneer in industry cloud, helping life sciences companies bring therapies to patients faster. As one of the fastest-growing SaaS companies in history, we surpassed $3B in revenue in our last fiscal year with extensive growth potential ahead.At the heart ...

Senior QA Automation Engineer

At NiCE, we don’t limit our challenges. We challenge our limits. Always. We’re ambitious. We’re game changers. And we play to win. We set the highest standards and execute beyond them. And if you’re like us, we can offer you the ultimate career opportunity that will light a fire within you.So, what’ ...

Data Platform Engineer

Company Description Tradeweb is a global leader in electronic trading for rates, credit, equities, and money markets. As financial markets become increasingly interconnected, our technology enables efficient, multi-asset trading on a global scale. We serve more than 3,000 clients in more than 85 ...

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