182,796+ Lead Java Application Developer Java Web Tech Jobs in London, UK — Local Employers Hiring June 2026

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Insurance Web Agent

About Bionic:At Bionic, we’re on a mission to make it radically easier to run a small business. As the UK’s leading business comparison and switching service, we help thousands of small and medium-sized businesses save time and money on essentials like energy, broadban ...

Web Delivery Manager

DescriptionMountain Warehouse is scaling its digital and e-commerce capabilities, and our Web Development team is growing to support this. We are looking for an experienced Technology Delivery Manager to take ownership of delivery within one of our web development teams.This ...

Software Engineer, New Grad Infrastructure

A World-Changing Company Palantir builds the world’s leading software for data-driven decisions and operations. By bringing the right data to the people who need it, our platforms empower our partners to develop lifesaving drugs, forecast supply chain disruptions, locate missing children, ...

Associate Director, Lead Software Developer

Job Description Opportunity Overview The primary purpose of this role is to be a Lead Software Developer within the FX Cash Trade Processing team. The FX Cash Trade Processing systems are a critical backbone of the company’s FX Cash trading and bring exposure to multiple groups both fro ...

Sr. Software Engineer Cloud, Data Platform

As a global leader in cybersecurity, CrowdStrike protects the people, processes and technologies that drive modern organizations. Since 2011, our mission hasn’t changed — we’re here to stop breaches, and we’ve redefined modern security with the world’s most advanced AI‑native platform. We work on large sca ...

Senior DevOps Engineer

This job is brought to you by Jobs/Redefined, the UK's leading over-50s age inclusive jobs board. Job Reference: CAR/SDE/APR26Salary: Dependent on experienceWorking hours: Full-time (37.5 hours/week)Contract type: PermanentLocation: Hybrid ...

Site Reliability Engineer Sports Betting in London Quant Capital

Site Reliability Engineer - Sports Betting London, United Kingdom This role requires knowledge of virtualisation and container concepts, skills in scripting with languages such as Python, Ruby, or Perl, and experience of Java and/or Scala-based applications and systems. Experience wo ...

Software Developer

Job Information Date Opened 27/05/2026Job Type ContractWork Experience 5+ yearsIndustry Government & Public SectorSalary 500 outside IR35City LondonProvince Greater LondonCountry United KingdomPostal Code EC1AJob Description </ ...

Sr. Security Engineer, Amazon Stores Security AppSec

Sr. Security Engineer, Amazon Stores Security AppSec Job ID: | Amazon Development Centre (London) Limited At Amazon, security is central to maintaining customer trust and delivering delightful customer experiences. Our organization is responsible for creating and maintaining a high bar ...

Technical Architect

Technical Architect - Java / Spring Boot About Methods Methods is a £100M+ IT Services Consultancy who has partnered with a range of central government departments and agencies to transform the way the public sector operates in the UK. Established over 30 years ago and UK-based, we appl ...

Technical Architect

Technical Architect - Java / Spring Boot About Methods Methods is a £100M+ IT Services Consultancy who has partnered with a range of central government departments and agencies to transform the way the public sector operates in the UK. Established over 30 years ago and UK-based, we appl ...

Software Engineer

Software Engineer Application Deadline: 31 May 2026 Department: Software Engineering Employment Type: Permanent Location: London (Hybrid) Compensation: £40,000 - £70,000 / year Description Please note: Th ...

Lead Software Engineer, Margin Tech Global FinTech Hybrid

Citibank (Switzerland) AG in Greater London seeks a Lead Software Engineer to shape the future of finance technology. The ideal candidate will work within a dynamic team, develop robust software solutions, and contribute to the automation of processes. You should possess hands-on experience in Java, Python, and ...

Lead AI Engineer Platform & ML Services

LexisNexis Risk Solutions is seeking a Lead Engineer to oversee a multidisciplinary engineering team focused on delivering AI-powered services for digital identity and fraud detection. The role combines technical leadership, hands-on architecture, and team mentoring in a dynamic environment. Ideal cand ...

Lead AI Software Engineer, Markets Tech & Credit Pre Trade

J.P. MORGAN is looking for a Lead Software Engineer to enhance and deliver market-leading technology products. The ideal candidate should have over 5 years of experience in software design and development using Python, Java, or C++. They will work with AI systems to support eTrading capabilities and engage direc ...

Senior Test Automation Engineer — Hybrid & Impactful Leadership

A dynamic challenger bank is seeking an experienced Test Automation Engineer to enhance their testing processes. In this role, you will collaborate with engineers, improve test coverage, and manage test pipeline issues. The ideal candidate will have a solid background in test automation and coding, particularly ...

Senior SDE: CloudFront Control Plane & Global Scaling

Amazon is seeking a Senior Software Development Engineer in Greater London, UK. In this role, you will lead the development of key initiatives and work with cross-disciplinary teams to design and deliver innovative products and services. Ideal candidates have experience in building complex software systems and p ...

Senior VP, Full Stack Engineer – AI‑Driven FinTech Leader

A leading global financial services firm is seeking a Senior Vice President, Full-Stack Engineer to lead high-impact teams in London. This role involves end-to-end delivery of mission-critical software, elevating engineering standards, and collaborating closely with product and business stakeholders. Ideal candi ...

Senior Backend Architect for Payments & Fulfilment (Remote/Hybrid)

A leading online marketplace in the UK is looking for a Staff Backend Engineer to lead the technical vision for their Payments and Fulfilment systems. In this role, you will collaborate with cross-functional teams, drive technical design, and mentor engineers to elevate technical capabilities. The ideal candidat ...

Engineering Manager: Lead High Impact, Strategic Tech Teams

Lendscape is seeking an experienced Engineering Manager to lead an engineering team in Greater London. This role is key to delivering high-quality software products and shaping the engineering team's direction through strategic input and hands-on leadership. The suitable candidate will have over 8 year ...

Senior Payments Platform Solutions Architect

Icon Solutions Ltd, a fintech company, seeks a Solution Architect to design and lead technical solutions for its innovative payment framework, IPF. This role is vital for driving end-to-end client engagements and requires significant skills in architecture for concurrent, real-time systems. Applicants ...

Senior Product Engineer II — Global Payments Microservices

Dangote Industries Limited is seeking a Senior Product Engineer II to drive the technical direction within the Wise for Banks team. In this role, you will lead the architecture, scalability, and reliability of systems that power Wise's global payment network. You will utilize your Java and Spring Boot ...

Data Platform Tech Lead AI Driven Cloud Solutions (Hybrid)

Reed Professional Services is looking for a hands-on Technical Lead to spearhead the design and delivery of scalable, cloud-native data solutions. This role involves leading engineering practices and mentoring engineers, focused on building secure, scalable applications. Applicants should have substant ...

VP Lead Software Engineer – AI for Global XVA Risk

Citigroup Inc. is looking for a Lead Software Engineer at the Vice President level in London to work on AI-driven innovation. This role requires extensive software engineering experience including Python or Java, with responsibilities in building scalable systems and integrating AI solutions. Successfu ...

Principal Data Platform Architect & Leader

Boston Consulting Group seeks a Principal Engineer to architect and implement cutting-edge data infrastructure supporting analytics and data science at scale. The role demands strong programming in Python, SQL, and Java with expertise in data governance, ETL processes, and cloud technologies (AWS/Azure/GCP). ...

Principal Engineer, Data & Cloud Platforms

Boston Consulting Group is seeking a Principal Engineer in Greater London. The ideal candidate should have a passion for data, cloud technologies, and the ability to build robust solutions. You will lead the design and implementation of data infrastructure that supports analytics and contribute to the strateg ...

Principal Data Platform Architect & Leader

Boston Consulting Group seeks a Principal Engineer to architect and implement cutting-edge data infrastructure supporting analytics and data science at scale. The role demands strong programming in Python, SQL, and Java with expertise in data governance, ETL processes, and cloud technologies (AWS/Azure/GCP). ...

Senior Payments Platform Solutions Architect

Icon Solutions Ltd, a fintech company, seeks a Solution Architect to design and lead technical solutions for its innovative payment framework, IPF. This role is vital for driving end-to-end client engagements and requires significant skills in architecture for concurrent, real-time systems. Applicants ...

Senior Product Engineer II — Global Payments Microservices

Dangote Industries Limited is seeking a Senior Product Engineer II to drive the technical direction within the Wise for Banks team. In this role, you will lead the architecture, scalability, and reliability of systems that power Wise's global payment network. You will utilize your Java and Spring Boot ...

Director, Application Development Manager

Job Title Director - Application Development Manager Location London Position Overview We are seeking an exceptional engineering leader to drive the design, development and delivery of a greenfield Corporate Actions Processing Engine – a mission‑critical enterp ...

Engineering Manager AI Fleet Management & Honk

The Platform team creates the technology that enables Spotify to learn quickly and scale easily, enabling rapid growth in our users and our business around the globe. Spanning many disciplines, we work to make the business work; creating the infrastructure, tooling, frameworks, and capabilities needed to w ...

Python Developer

Join Nordcloud and be part of the European cloud revolution. We supercharge our customers to innovate in hyperscaler cloud, enabling seamless migration, advanced security, and data-driven success. Senior Python Developer (AI‑Augmented) Level: Senior (5–7 years)Location: ...

Security Consultant

Overview Introduction The Client Innovation Centre (CIC) is an innovative and exciting part of IBM. A fast-paced and dynamic business built to deliver high-value technical services to world renowned clients. All of our employees work in a consultancy environment on a variety of exci ...

Appian Application Engineer: Lead Low‑Code Solutions

Roboyo is seeking an Appian Application Engineer to enhance automation workflows across various industries. Candidates should possess strong Appian development skills and a solid knowledge of database management, preferably SQL Server. This role offers the chance to join a dynamic team committed to technologi ...

Senior AI Application Architect — Lead Scalable Platform

Iamwarpspeed is innovating with their application AI tool and is looking for a Senior Application Architect to design and oversee their platform. In this role, you'll lead the architecture of AI systems, integrate them into productivity tools, and mentor others on the team. A master's or Ph.D. in Computer Scienc ...

DevOps Team Lead Development Platform

At U.S. Bank, we’re on a journey to do our best. Helping the customers and businesses we serve to make better and smarter financial decisions, enabling the communities we support to grow and succeed in the right ways, all more confidently and more often—that’s what we call the courage to thrive. We believe it ...

DevOps Team Lead Development Platform

At U.S. Bank, we’re on a journey to do our best. Helping the customers and businesses we serve to make better and smarter financial decisions, enabling the communities we support to grow and succeed in the right ways, all more confidently and more often—that’s what we call the courage to thrive. We believe ...

Junior Compliance Analyst

Junior Compliance Analyst Location: London. DOE. This entry‑level role provides an excellent opportunity to gain hands‑on experience in regulatory compliance within the financial services industry. The successful candidate will support the compliance team in ensuring that the organisation ...

Software Development Engineer II

Overview As a Software Engineer within the Investment Group Technologies organization, you will build systems, services and tools that improve the lives of tens of millions of people. The role focuses on software and data engineering to support long‑term fundamental investing at scale. Wha ...

Engineering Manager Contract Outside IR35

We are seeking a passionate Software Engineering Manager who will provide technical expertise and operate with excellence. Being creative, curious, and confident, you will be an integral part of our empowered, self-managing, multi-disciplinary engineering teams - designing, building, releasing, and maintainin ...

Engineering Manager Contract Outside IR35

We are seeking a passionate Software Engineering Manager who will provide technical expertise and operate with excellence. Being creative, curious, and confident, you will be an integral part of our empowered, self-managing, multi-disciplinary engineering teams - designing, building, releasing, and maintainin ...

Software Development Engineer, Alexa for Shopping

DescriptionHelp shape the next generation of intelligent search and shopping experiences. Our team is building an advanced conversational platform that helps customers discover, compare, and choose products effortlessly through natural, AI-driven interactions. We’re looking for engineers who are passionate a ...

Sr. Applied Scientist, Alexa International

DescriptionThe Alexa International Science team is looking for a passionate, talented, and inventive Senior Applied Scientist with a strong background in speech models (understanding and generation) and deep learning, to help build industry-leading Generative AI technology with speech-to-speech models and mu ...

Sr. Applied Scientist, Alexa International

DESCRIPTION The Alexa International Science team is looking for a passionate, talented, and inventive Senior Applied Scientist with a strong background in speech models (understanding and generation) and deep learning, to help build industry-leading Generative AI technology with speech-to-speech ...

Software Engineer III JPM Personal Investing Mid Level

Behind every investment is a person with ambitions, motivations and values. While we know that every client is unique, they come to J.P. Morgan Personal Investing for the same reason: our straightforward and transparent approach to investing, and the trust that 150 years of J.P. Morgan heritage brings. </p ...

Software Engineer III JPM Personal Investing Mid Level

Job Description Behind every investment is a person with ambitions, motivations and values. While we know that every client is unique, they come to J.P. Morgan Personal Investing for the same reason: our straightforward and transparent approach to investing, and the trust that 150 years of J.P. Mor ...

Data Platform Engineer

United Kingdom - London Posted: 05/05/2026 Salary: Negotiable ID: 37322_BH Apply OR Data Platform Engineer We are seeking experienced Mid to Senior Java / Data Platform Engineers to support a high-profile client engagement. The role will focus on ...

Data Platform Engineer

United Kingdom - London Posted: 05/05/2026 Salary: Negotiable ID: 37322_BH Apply OR Data Platform Engineer We are seeking experienced Mid to Senior Java / Data Platform Engineers to support a high-profile client engagement. The role will focus on ...

Backend Engineer

Working for an industry leading, high-growth SaaS business with some of the biggest brand names in the world as customers, the Backend Engineer will build innovative next‑gen solutions that are at the forefront of the data industry. In this role, the Backend Software Engineer will be given full aut ...

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