Lead Software Engineer Java Spring Boot React Jobs in UK

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Frontend Software Engineer III

Job Description We are building out the Wholesale Credit Risk Core Platform which will be the software platform for all of Wholesale Credit Risk Technology, providing standardized best‑in‑class deployment strategies, common services and components, controls, testing practices, alerting, and monit ...

Java Developer Central government

Permanent role or 12 month fixed term contract 1 day per week required in Manchester The Company At Amber Labs, we are a cutting‑edge UK and European technology consultancy that prioritises empowering autonomy, promoting experimentation, and facilitating rapid lear ...

Mid level Java Developer Central government

Permanent role or 12 month fixed term contract Remote The Company At Amber Labs, we are a cutting‑edge UK and European technology consultancy that prioritises empowering autonomy, promoting experimentation, and facilitating rapid learning to provide exceptional value to our client ...

AWS Architect (27559)

Use your AWS expertise to build secure and scalable cloud infrastructure that will facilitate research and development within the healthcare sector! This company's diagnostics visualisation platform allows medical researchers to visualise and analyse clinical data in order to develop new treatments ...

AWS Architect

Use your AWS expertise to build secure and scalable cloud infrastructure that will facilitate research and development within the healthcare sector!This company's diagnostics visualisation platform allows medical researchers to visualise and analyse clinical data in order to develop new treatments that ...

AWS Architect

Use your AWS expertise to build secure and scalable cloud infrastructure that will facilitate research and development within the healthcare sector!This company's diagnostics visualisation platform allows medical researchers to visualise and analyse clinical data in order to develop new treatments that ...

Backend Engineer (UK)

Backend Engineer (UK) We're an accounting‑tech startup building automation and AI to eliminate the tedious manual spreadsheet‑based work that haunts in‑house finance teams every single month. We serve the mid‑market end of SMB: in‑house finance teams of 2–10 people. Our mission is to mend month e ...

Senior Embedded Firmware Engineer, Systems & Boot

Graphcore in Bristol is seeking a Senior Staff Firmware Engineer to design and develop firmware for next-generation hardware platforms. The role involves leading technical initiatives, mentoring engineers, and collaborating with cross-functional teams. Essential requirements include industry experience in embedd ...

Vice President, Full Stack Engineer

Vice President, Full Stack Engineer Location: London. Job Overview BNY is seeking a Vice President, Software Engineering to lead high‑impact teams. This role encompasses end‑to‑end delivery ownership, elevating engineering standards, nurturing talent, and collaborating closely w ...

Java Developer

Job title: Java DeveloperCompany Version 1Job description Company Description Version 1 has celebrated over 28 years in Technology Services and continues to be trusted by global brands to deliver solutions that drive customer success. Our expertise enabl ...

Senior Java Developer Newcastle

Job Description Senior Java Developer Location: Newcastle Hybrid Working: This role will require you to work from our Newcastle, Cobalt Business Park office 3 days per week. In our team you will learn: How to provide ...

Staff Software Engineer Store Operations

Summary As part of the M&S Software Engineering team, you’ll be joining a well‑loved historic brand, working on solutions that serve millions of loyal customers and thousands of colleagues! With ethical values that run right through the company’s core and technology leaders that truly understand ...

Full Stack Java Developer

Full Stack Java DeveloperLocation: Warrington (Hybrid - 1 day per week onsite)Salary: £50, - £55, + benefitsEmployment Type: PermanentOpportunity OverviewA fast-growing, technology-led organisation is seeking a Full Stack Java Developer to join i ...

Full Stack Java Developer

Full Stack Java DeveloperLocation: Warrington (Hybrid - 1 day per week onsite)Salary: £50, - £55, + benefitsEmployment Type: PermanentOpportunity OverviewA fast-growing, technology-led organisation is seeking a Full Stack Java Developer to join i ...

Senior Android Engineer — Lead Mobile Platform

A leading technology staffing firm is seeking a Senior Android Engineer to take ownership of a core Android application within a successful travel-tech company. You will design and build mobile features, collaborate with product and engineering teams, and mentor junior engineers. The ideal candidate has experien ...

Principal Software Engineer

£80,000 - £100,000 + bonus and shares The Opportunity We are VERY excited about this opportunity. We’ve been working with this client for years and every candidate we have ever placed with them have loved it there. Contractors go perm with them, and permies stay for years. If you are consid ...

Full Stack Engineer Hybrid, Shape Core Platform, 20% Bonus

A leading fintech company based in Cardiff is seeking a Full Stack Engineer to develop shared components and architecture used across all product teams. This role offers the opportunity to influence software development practices while working on greenfield projects. Essential qualifications include strong Java ...

API Developer AI Trainer in Leeds DataAnnotation

Responsibilities You will be responsible for coming up with diverse problems and... Qualifications A bachelor1s degree (completed or in progress) is also required. Proficiency in additional programming languages/frameworks such as TypeScript, C, C#, C++, HTML/CSS, React, Go, Java, ...

Senior Software Engineer (AVP) Hybrid Finance Tech

Citibank (Switzerland) AG is looking for a Senior Software Engineer in Belfast to join their Markets Operations Technology team. You will tackle engineering challenges while building robust solutions using Java, React, and Python. This role comes with a competitive base salary, 27 annual leave days, private medi ...

Full Stack AI Engineer | Client Facing, UK Travel

A technology consultancy is seeking a Software Engineer (Full Stack) to join their team in London. The role requires leading client accounts and working collaboratively to deliver outstanding digital products. Candidates should have solid full-stack experience and strong skills across React, Node.js, Python, and ...

Senior Software Engineer

The requirements listed in our job descriptions are guidelines, not hard and fast rules. You don't have to satisfy every requirement or meet every qualification listed. If your skills are transferable and you are in the ballpark experience-wise, we'd love to speak to you! The Position ...

Senior Java/Kotlin Developer

About H&B Holland & Barrett International strives to be the world's leading health and wellness business. Currently the largest in Europe and growing in other markets, the health and wellness of our colleagues and customers is at our heart. About the Role Supply Chain Engineering b ...

Software Engineer

Software Engineer - Hybrid - Up to £60,000 Overview Fuel Recruitment is supporting a leading technology organisation that is looking for a Software Engineer to join its established development team. This role offers the chance to work across modern Front End and Back End technologies, c ...

Senior Software Development Engineer

hackajob is collaborating with Capital One to connect them with exceptional professionals for this role. Senior Software Development Engineer - Data Engineering About This Role It’s an exciting time at Capital One UK. We’re on a mission to continue to bui ...

Senior Software Engineer Advertising Analytics

About the Role We are seeking a high skilled Senior Software Engineer with deep expertise in API Development using Spring Boot while also possessing knowledge of Apache Spark-based Big Data pipelines using Airflow. This hybrid position bridges software engineering and data engineering, re ...

Senior Software Engineer Advertising Analytics

About the Role We are seeking a high skilled Senior Software Engineer with deep expertise in API Development using Spring Boot while also possessing knowledge of Apache Spark-based Big Data pipelines using Airflow. This hybrid position bridges software engineering and data engineering, re ...

Senior Software Engineer Advertising Analytics

About the Role We are seeking a high skilled Senior Software Engineer with deep expertise in API Development using Spring Boot while also possessing knowledge of Apache Spark-based Big Data pipelines using Airflow. This hybrid position bridges software engineering and data engineering, re ...

Senior Software Engineer Advertising Analytics

About the Role We are seeking a high skilled Senior Software Engineer with deep expertise in API Development using Spring Boot while also possessing knowledge of Apache Spark-based Big Data pipelines using Airflow. This hybrid position bridges software engineering and data engineering, re ...

Staff /Senior Staff Java Developers

Staff/ Senior Staff Java DeveloperBelow covers everything you need to know about what this opportunity entails, as well as what is expected from applicants.- Belfast-Hybrid Role- 1-2 days in the office About the CompanY Our client is a globally recognised SaaS technology company building large-scale ...

Java Developer ICON Payment Framework (IPF)

Duration: 31/12/2025 Rate: 492GBP/Day (Inside IR35) Role Description: We are looking for a highly skilled ICON Payment Framework (IPF) Developer with strong Java expertise to join our Payments Technology team. The successful candidate will play a key role in des ...

Java Developer

Overview Specialist UK consultancy working at the heart of national security and intelligence programmes is seeking a Java Developer to build secure, high-performance backend systems. This role focuses on delivering mission-critical applications that support advanced data, analytic ...

Senior Java Developer

Role Overview We are seeking a Senior Java Developer to join our Core Platform Team. This role is critical to building and maintaining the scalable backend infrastructure of our Live Casino platform, ensuring it can support high‑concurrency gameplay, real‑time interactions, and a distributed micro ...

Senior Java Developer

Role Overview We are seeking a Senior Java Developer to join our Core Platform Team. This role is critical to building and maintaining the scalable backend infrastructure of our Live Casino platform, ensuring it can support high-concurrency gameplay, real-time interactions, and a distributed micro ...

Senior Frontend Engineer — Lead React & Scalable UI

Lindar is seeking a Senior Frontend Engineer to build high-quality, scalable user experiences using React.js. This role demands strong experience in React.js and modern JavaScript/TypeScript, as well as the ability to independently deliver complex features. We're proud to offer a competitive salary package, addi ...

Software Engineer (SC cleared DV clearable)

The role sits within a collaborative, agile software development environment, where engineers apply strong technical capability and problem‑solving skills to deliver innovative software solutions. Rather than focusing on consumer finance or transactional systems, the work centres on developing secure, miss ...

Expert Solution Architect

At Finastra, we are a dynamic global provider of open finance software solutions, dedicated to expanding access to financial services. Our innovative applications span Lending, Payments, Treasury and Capital Markets, and Universal Banking. Proudly serving over 8,000 customers, including 45 of the world's t ...

Software Engineering with Java Payments

We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. As a Software Engineer III at JPMorgan Chase within the (insert LOB or sub LOB), you serve as a seasoned member of an agile team to design and deliver trusted market-leading technology ...

Lead Mobile Engineer React Native, POS & KDS

A technology startup in the United Kingdom is seeking an experienced Lead Mobile Developer to guide their mobile applications team. The successful candidate will have over 10 years of software engineering experience, with extensive knowledge of React Native in practical environments. This role involves hands-on ...

Director, Engineering Excellence (AI Platforms)

About Engineering Excellence (EE) Engineering Excellence (EE) enables Citi engineers to do their best work by providing modern tools, platforms, and practices that enhance productivity, technical capability, and cross‑team collaboration. EE partners closely with the CTO organization to deliver pe ...

Senior Engineering Manager — AI Platforms & Excellence

About Engineering Excellence (EE) Engineering Excellence (EE) enables Citi engineers to do their best work by providing modern tools, platforms, and practices that enhance productivity, technical capability, and cross‑team collaboration. EE partners closely with the CTO organization to deliver peopl ...

Java/ICON Developer

Overview ICON Payment Framework (IPF) Developer – Java Contract until 31/12/2025 • Up to £460/day (Inside IR35) • Location: Knutsford (Hybrid 2 days p/w) • BPSS Clearance Required What You'll Do As an IPF Developer, you will work at the heart of the bank’s payment processing ...

Lead Security Full Stack Software Engineer

Overview Job Description As a Senior Lead Full Stack Software Engineer at JPMorgan Chase within Cybersecurity and Technology Controls, you serve as a seasoned member of an engineering team that works to lead the delivery of software solutions that satisfy pre-defined functional and user re ...

Staff Software Engineer CAT (Risk)

About Us Fanatics is building a leading global digital sports platform. We ignite the passions of global sports fans and maximize the presence and reach for our hundreds of sports partners globally by offering products and services across Fanatics Commerce, Fanatics Collectibles, and Fanatics Bett ...

Front End Software Engineer — Craft React UIs & Scalable Systems

A major media company in the UK is looking for a Software Engineer to join their Content Supply Technology team. The role involves engineering microservices in Kotlin/Java and developing React frontends. Candidates should have experience with APIs, Agile practices, and a strong attention to detail. The position ...

Senior Backend Engineer — Platform & Scale (Hybrid)

Personio is looking for a Senior Software Engineer to join their EO team in London. In this role, you will evolve backend systems that power key functionalities of Personio while working collaboratively with various teams. The position requires experience in backend engineering, familiarity with Java or Kotlin, ...

Staff Software Engineer Java JVM Tech for Good

Staff Software Engineer / Developer (Java JVM Kotlin AWS React) Hybrid WFH to £120kWould you like to progress your career in an impactful hands-on Software Engineer role working on Tech for Good?You could be joining a HealthTech Start-up, founded by two highly successful, Cambridge Univer ...

Staff Software Engineer Java JVM Tech for Good

Staff Software Engineer / Developer (Java JVM Kotlin AWS React) Hybrid WFH to £120kWould you like to progress your career in an impactful hands-on Software Engineer role working on Tech for Good?You could be joining a HealthTech Start-up, founded by two highly successful, Cambridge Univer ...

Senior Software Engineer

**Date Posted:** 2026-03-17**Country:** United Kingdom**Location:** Gloucester, South Gloucestershire**Position Role Type:** Onsite Raytheon UK have a full time, perm opportunity for a Senior Software Engineer to join our specialist teams in Manchester, Gl ...

Senior Software Engineer

**Date Posted:** 2026-03-18**Country:** United Kingdom**Location:** Gloucester, South Gloucestershire**Position Role Type:** Onsite Raytheon UK have a full time, perm opportunity for a Senior Software Engineer to join our specialist teams in Manchester, Gl ...

Senior Software Engineer

**Date Posted:** 2026-03-17**Country:** United Kingdom**Location:** Gloucester, South Gloucestershire**Position Role Type:** Onsite Raytheon UK have a full time, perm opportunity for a Senior Software Engineer to join our specialist teams in Manchester, Gl ...

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    Lead Software Engineer Java Spring Boot React Jobs in United Kingdom Job Search Guide, Trends and Insights