241,525+ Java Software Engineer Cloudnative Api Security Jobs in UK — Top Companies Hiring June 2026

Professional job seekers finding United Kingdom jobs through Expertini
750,000+ professionals on Expertini 750,000+ Candidates
Join our global community
Expertini Penguin Mascot Resume Score™
Resume Score™ Instantly
Upload Your CV
Quick 30-second process

Apply Today & Jumpstart Your Career on Expertini, Trusted Since 2008.

Reset

Create Job Alert

 
   
Reset

Senior Payments Platform Lead Java/Spring Boot, Cloud

As a Lead Software Engineer at JPMorgan Chase within the CIB Payments Technology Team, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. As a core technical contributor, you are responsible f ...

Azure DevOps Engineer

Reporting To: Technical Services ManagerLocation: Milton Keynes/Home basedWe are a British healthcare software development company that build and deliver market leading applications in the integrated care record and population health space. We’ve previously been awarded “Outstanding” by ...

Azure DevOps Engineer

Reporting To: Technical Services ManagerLocation: Milton Keynes/Home basedWe are a British healthcare software development company that build and deliver market leading applications in the integrated care record and population health space. We’ve previously been awarded “Outstanding” by ...

Senior AI Engineer (AI Platform)

Job DescriptionAs a Senior AI Engineer, you will be part of the AI Platform team, helping to build and scale the shared foundations that enable AI capabilities across ASOS. The primary focus of this role will be contributing to the Agentic AI Platform initiative, alongside other core AI p ...

Senior Java Tech Lead – Spring Boot, Kubernetes

TXP is seeking a Lead Java Developer to join their team in Shrewsbury. This role involves leading the design and development of backend services using Java and Spring Boot. You will modernize legacy services and work closely with Scrum teams including Java Engineers, Frontend Developers, and Quality Engineers ...

Senior / Mid Level .NET Engineer (Game Integrations)

Senior / Mid-Level .NET Engineer (Game Integrations) Location: North West England (Hybrid/Remote Options) Salary: £45,000 - £55,000 (Dependent on experience) Reporting to: Software Engineering Manager About the Role We are an iGaming company who specialise in the ...

Senior Software Engineer Front End| up to £75,000 | Hybrid

Senior Software Engineer - Front End up to £75,000 Hybrid Pearson Carter are currently working with a mobile and front-end technology provider who create bespoke solutions to clients worldwide within the iGaming industry. Their solutions are created to support lottery, casino, sportsbook, and bin ...

Security

Pre & Post-Sales Cloud Engineer Location: United Kingdom (UK work permit required) Type: Full-time | Hybrid | SC Clearance (or eligibility) required Division: Reliance Cloud – Mid-Market Cloud Solutions About the Role We’re b ...

Security

Pre & Post-Sales Cloud Engineer Location: United Kingdom (UK work permit required) Type: Full-time | Hybrid | SC Clearance (or eligibility) required Division: Reliance Cloud – Mid-Market Cloud Solutions About the Role<b ...

Founding Product Engineer AI for Smart Buildings

About Tacit We're hiring engineers who want to work at the intersection of AI and the built environment and help make the world's buildings dramatically smarter. Tacit is a University College London (UCL) spinout turning over a decade of research into commercial reality. We extract fragmented ...

Founding Product Engineer (Full stack)

About Tacit We're hiring engineers who want to work at the intersection of AI and the built environment and help make the world's buildings dramatically smarter. Tacit is a University College London (UCL) spinout turning over a decade of research into commercial reality. We extract fragmented ...

Senior Lead Software Engineer Backend Engineer Chase UK

At JP Morgan Chase, we understand that customers seek exceptional value and a seamless experience from a trusted financial institution. That's why we launched Chase UK to transform digital banking with intuitive and enjoyable customer journeys. With a strong foundation of trust established by millions of cust ...

T24/Transact Migration Engineer (TAFC TAFJ)

My client a leading finance house, are looking for a T24 (Oracle & TAF) Migration Engineer to join them - for this role you will have the below:  Minimum Criteria• Experience in Temenos T24 / Transact, with exposure to recent releases (R21+ preferred, R2 ...

T24/Transact Migration Engineer (TAFC TAFJ)

My client a leading finance house, are looking for a T24 (Oracle & TAF) Migration Engineer to join them - for this role you will have the below:  Minimum Criteria• Experience in Temenos T24 / Transact, with exposure to recent releases (R21+ preferred, R2 ...

DevOps Engineer

Working with a global financial services organisation who are looking for a Senior DevOps Engineer to help deliver a high-profile project.DetailsLocation – London Hybrid – 3 days / week in officeDuration – Initially 6 monthsRate - £650-£750 / day Inside IR35 via UmbrellaSkills and E ...

.NET Developer

.NET Developer - Fastest-Growing Internet Co Ever – Durham (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure, Angular 21, Vue.js, TypeScript, Multithreading, RESTful, ASP.NET Core Web API, EF Core 10.0, Programmer, Full Stack Engineer, Architect, .NET Developer) < ...

.NET Developer

.NET Developer, .NET 9, C#, Agile - Andover Tech stack: .NET Developer, .NET 9, ASP.NET, C#, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, Web API 2, Agile, SQL Server 2022, Programmer, Full Stack Engineer, Architect. We are pleased to announce ...

.NET Developer

.NET Developer - Leeds (Tech stack: .NET Developer, .NET 9, C#, Web API 2, Entity Framework, Microservices, Azure, Programmer, Full Stack Engineer, Architect, .NET Developer)In just over 5 years our client has established themselves as the world's leading internet subscripti ...

.NET Developer

.NET Developer, .NET 10.0, C# 14 – Consultancy – Bangor(Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer)Our client is an awar ...

.NET Developer

.NET Developer, .NET 10, C# 14 – Consultancy – Plymouth(Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer)Our client is an awar ...

.NET Developer

.NET Developer, .NET 10.0, C# 14 – Consultancy – Bangor(Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer)Our client is an awar ...

Software Engineer – Life Saving R&D at Hardware Software Edge

Platform Recruitment Limited is seeking a Software Engineer located in Royston, Hertfordshire. This full-time opportunity involves joining an elite R&D team, focusing on the integration of software and hardware development. The ideal candidate will have a solid electronics or engineering background cou ...

Senior Backend Engineer

Harmonic Security lets teams adopt AI tools safely by protecting sensitive data in real time with minimal effort. It gives enterprises full control and stops leaks so that their teams can innovate confidently. We are led by cybersecurity experts and backed by top investors including N47, Ten Eleven ...

Senior Full Stack Engineer (Belfast Hybrid)

MCS Group is delighted to be working with a global fintech market leader as they continue to scale their next-generation platform team with the addition of a Senior Full Stack Engineer . This is a unique opportunity to join a newly formed, high-performing engineering function buildi ...

Staff Engineer (Tech Lead), Full Stack

Who we are 4C Strategies builds organisational readiness and military training management software for clients in over 70 countries. Our flagship product, Exonaut®, is used by NATO and allied forces to plan, run and evaluate exercises in real time. Our consultants and engineers work alongside arm ...

DV Cleared Full Stack Java Developer | Hybrid/Remote

Infotel UK is looking for an experienced Full Stack Java Developer with DV clearance for a critical project in Newcastle upon Tyne. The role involves developing and maintaining Java applications, ensuring high performance and security standards. The ideal candidate will have strong expertise in Java, S ...

Senior Platform Engineer Go, IaC & Secure Cloud Scale

Snyk is looking for a Senior Software Engineer to shape the future of software security through their innovative AI-native development lifecycle. You will play a crucial role in developing Infrastructure as Code solutions and high-availability applications, impacting millions of developers. The ideal c ...

DIG Integration Engineer

Job Description Our client, a prominent entity within the Defence and Security sector, is seeking a skilled DIG Integration Engineer to join their team in Christchurch. This is a contract role that will encompass a range of responsibilities within the Defence and Security domain, specifically supporting DIG - In ...

SailPoint IAM Engineer

Salary: £28,600 - 31,200 per yearRequirementsCurrent SC clearanceStrong hands‑on experience with SailPoint IdentityIQ (IIQ) and/or Identity Security Cloud (ISC)Proven delivery experience within enterprise IAM / IGA programmesS ...

Automation Tester Security Cleared

Automation Tester (SC Cleared) Location: Gloucestershire SC Clearance required to start with the opportunity to be sponsored through DV Clearance after joining Salary: Up to £60,000 + Clearance Bonus To apply, email: Overview An exci ...

Vice President, Cloud Engineer AI Engineer

Do you want your voice heard and your actions to count? Discover your opportunity with Mitsubishi UFJ Financial Group (MUFG), one of the world’s leading financial groups. Across the globe, we’re 150,000 colleagues, striving to make a difference for every client, organization, and community we se ...

technical Solution Architect in London Axiom Software Solutions Limited

technical Solution Architect London, United Kingdom Tech stack Amazon AWS Angular JavaScript Python Markets TypeScript Java React Position Requirements Experience in the Insuran ...

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 ...

Staff Software Engineer (Optimizely Analytics, Backend)

At Optimizely, we're on a mission to help people unlock their digital potential. We do that by reinventing how marketing and product teams work to create and optimize digital experiences across all channels. With Optimizely One, our industry-first operating system for marketers, we offer teams flexibility and ...

Senior Software Engineer SC cleared/DV eligible

Job Description Senior Software Engineer Location: Near Winchester Salary: Up to £65,000 Clearance: Must hold SC Clearance and be eligible for DV To Apply: Email Overview A leading technology organisation within the defence and national security sector is seeking a Senior Software Engineer to join a growing engi ...

Senior Software Engineer Order Management platform

We’re looking for a Senior Software Engineer to play a pivotal role in evolving M&S’s Order Management platform. This team provides the critical software capabilities that power order fulfilment across the business, ensuring customers receive a seamless experience from checkout through to delivery, amendments ...

Senior QA Automation Engineer AWS & Salesforce (UK)

Project Overview: At Flosum, we build the leading native DevOps, Release Management, and Data Backup solutions for the Salesforce ecosystem. While our core platform is native to Salesforce, we utilize a hyperscale, open-cloud architecture on AWS for key web applications and h ...

Software Developer (SC Cleared)

Role Overview We are seeking Software Engineers and Senior Software Engineers to support the delivery of secure, scalable, and resilient digital services. You will contribute to the design, development, testing, and deployment of software solutions while collaborating with multidisciplina ...

DV Cleared Full Stack Java Developer | Hybrid/Remote

Infotel UK Consulting is seeking an experienced Full Stack Java Developer with DV clearance for a critical project. You will develop and maintain Java-based applications, ensuring high performance and compliance with security protocols. The ideal candidate will have strong experience in Java, front-end ...

Real Time C++ Engineer — Command & Control Architectures

Job Summary This role requires a proactive software engineer to design and develop Command and Control architectures and instantiations for future products. The engineer will work with cutting‑edge technologies in European missile systems, focusing on safe, secure, and reliable software. <h3 ...

Solutions Architect

Summary Our team is looking for a Solutions Architect with an entrepreneurial driven approach for building scalable technical solutions. As a Solutions Architect on the Monetization Partner Engineering team, you will work with Meta's advertising technology partners across EMEA to help them integr ...

Automation Test Engineer | Outside IR35 | Remote

Automation Test Engineer | Outside IR35 | RemoteAre you an experienced QA Automation Test Engineer who enjoys improving software quality through a blend of automation and hands-on testing? We're looking for someone with a strong technical testing background who can help deliver reliable, secure and a ...

Senior Data Analyst

We are supporting a global engineering and technology organisation in the search for a Senior Data Analyst to join a team focused on developing and deploying innovative data-driven solutions. Working alongside engineering specialists, software engineers, data professionals, HMI designers, and DevOp ...

Staff Engineer: Lead Architecture & Tech Mentorship

Job Description We are seeking a highly skilled and experienced Staff Engineer to join our innovative team in London, United Kingdom. As a Staff Engineer, you will play a crucial role in shaping our technical direction, leading complex projects, and mentoring junior engineers. Desig ...

Junior Implementation Engineer London

Who are we?Founded in 2005, Pierce Washington helps clients transform their quote-to-cash process.We are creating a next-generation Total Commerce Company and will own the Total Commerce category – a fast growing segment in the tech industry.  This is the place to come to if y ...

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 ...

Senior AI Engineer Python LLM Finance Consultancy

Senior AI Engineer (Python LLM MLOps) London / WFH to £90kAre you an experienced Software Engineer with a strong knowledge of AI, LLMs and agentic coding?You could be progressing your career at a global finance technology consultancy, working with clients including global Investment Banks ...

Backend QA Engineer, London

The Role We are looking for a Backend QA Engineer to help ensure the reliability, performance, and scalability of our backend systems. In this role, they will focus on testing APIs, databases, and backend services while collaborating closely with engineers to maintain high‑quality ...

Tribe Test Lead

Test Tribe lead – 6 Months – Nottingham, United Kingdom On behalf of one of our key partners, RED now has a new opportunity for a Test Tribe Lead to join a project. The initial contract is for 6 months with excellent extension opportunities. This role is to start ASAP and will be on site ...

🚀 Boost Your Hiring Chances with Our AI-Powered Tool-Kit

Stand out from thousands of applicants. Use our proven career tools to optimize your applications and land your dream job faster.

To-Do Planner

Organize your job search and personal tasks. All data is confidential.

Open Planner

Wellbeing Center

Access your confidential wellness report and resources to manage job search stress.

Check Wellbeing

Skill Coach

Plan your skill development with O*NET support to stay competitive in your field.

Start Coaching

Outfit Helper

Get AI-powered suggestions on what to wear for your next interview.

Find Outfit

Income Tax Calculator

Plan your finances with our calculator, updated for 2025 tax regulations.

Calculate Tax

Salary Benchmark

Get accurate, AI-supported salary trends to know your worth and negotiate better.

Check Salaries

Interview Practice

Practice for any interview with AI-enabled Q&A sessions. All data is private.

Start Practicing

Interview Predictor

Use our AI-supported tool to predict potential interview questions based on your resume.

Predict Questions

Interview Practice Timer

Use our mock interview trainer to perfect your answers under timed conditions.

Start Timer

Behavioral Mastery

Ace tricky behavioral interviews with our AI-powered practice module.

Master Answers

Question Journal

Confidentially record interview questions you were asked for future reference.

Open Journal

Interview Ace

A comprehensive tool to help you master every aspect of your interviews.

Become an Ace

Q&A Logs

Confidentially track your answers to common questions and refine them over time.

View Logs

Application Planner

Schedule and organize your job applications in one confidential planner.

Open Planner

Cover Letter Tool

Create perfect, tailored cover letters for each application with AI support.

Generate Letter

Resume Score

Get instant feedback on your resume with our NLP-supported analysis tool.

Check My Score

ATS Score

Check your resume's compatibility with Applicant Tracking Systems (ATS).

Check ATS Score

Application Analyzer

Use AI to analyze job descriptions and optimize your application materials.

Analyze Application

Career Visualizer

Confidentially plan and visualize your long-term career path and goals.

Visualize My Career

Offer Genius

Get intelligent insights and strategies to confidently negotiate job offers.

Negotiate Offers

JobFlow

Track your entire job search progress from application to offer with this intelligent tool.

Track My Flow

JobSense

Our intelligent matching engine that provides smart job recommendations.

Get Smart Matches

Networking Toolkit

Tools to build and manage your professional connections. All data is confidential.

Build Network

Professional CV

A classic, O*NET supported template for corporate and professional roles.

Use This Template

Executive CV

A premium, O*NET supported template designed for senior and C-level positions.

Use This Template

Modern CV

A fresh, stylish, O*NET supported template perfect for tech and modern industries.

Use This Template

Creative CV

A visually distinct, O*NET supported template for design and artistic roles.

Use This Template

Minimalist CV

A clean, simple, O*NET supported template that focuses purely on content.

Use This Template

Europass CV

The standard European Union recommended format for wide compatibility.

Use This Template

Student CV

An institution-recommended template perfect for internships and first jobs.

Use This Template

Graduate CV

An institution-recommended template for recent graduates entering the workforce.

Use This Template

Academic CV

The researcher-recommended format for roles in academia and research.

Use This Template

Developer/IT CV

A tech-savvy recommended template to highlight your technical skills.

Use This Template

Skilled Worker CV

A trades-recommended template to showcase hands-on skills and experience.

Use This Template

Monochrome CV

A sleek, black-and-white, O*NET supported template for a professional look.

Use This Template

Art CV

An artist-recommended template that allows your creativity to shine.

Use This Template

Harvard CV

A researcher-recommended template based on the classic Harvard format.

Use This Template

Volunteer Research

Help us improve our platform by joining our community research program.

Join Research

Review Us

Share your experience with our tools to help other job seekers.

Share Experience

Register

Create your free account to save jobs, build your profile, and track applications.

Create Account

Login

Access your dashboard, manage applications, and continue your job search.

Access Your Account

Profile Builder

Create a comprehensive professional profile that attracts recruiters and showcases your skills.

Build Your Profile

View Profile

See your public profile exactly as employers will see it. Make sure it's perfect.

Preview Profile

Bookmarked Jobs

Keep track of all your saved job opportunities in one organized place.

View Saved Jobs

Your Reviews

View and manage all the company reviews you've submitted.

See Your Reviews

Following

Manage the list of companies you follow to stay updated on their new openings.

Manage Following

Find Companies

Discover and research top employers in your country and industry.

Discover Employers

Standalone CV Builder

Use our O*NET supported CV builder to create a professional resume from scratch.

Build Your CV

PDF to DOC (Beta)

Convert your PDF resumes or documents into editable Word (DOC) format.

Convert PDF

DOC to PDF (Beta)

Create universally compatible PDF documents from your Word (DOC) files.

Create PDF

General FAQ

Find answers to common questions about our job site and platform.

Read FAQ

Job Seekers FAQ

Get help and find answers to questions specifically for job seekers.

Get Help

Job Matching

Learn about the technology and algorithms behind how we match you to jobs.

Learn How

Personalized Matching

Discover how we use your profile and activity to provide customized job suggestions.

Learn More

Quick Apply

Understand our fast application process and how to make the most of it.

Learn More

Alert Frequency

Learn how to manage your job alert settings so you get the updates you want.

Manage Settings

Job Alerts Guide

A complete guide to understanding how job alerts work and how to use them effectively.

Read Guide

Resume Matching

Learn how our system matches your resume to job requirements.

Learn More

Ethical Branding

Read our guide to building a professional and ethical personal brand.

Read Guide

Candidate Visibility

Learn how to increase your visibility to recruiters on our platform.

Increase Visibility

Verified Badge

Find out how you can get a verified badge to build trust with employers.

Get Verified

AI ATS Technology

Learn about the advanced AI and ATS technology that powers our platform.

Learn More

ATS Ranking

Understand how Applicant Tracking Systems rank you as an applicant.

Learn More

Semantic Matching

Learn how our AI-powered semantic matching goes beyond keywords.

Learn More

    Buffering Video...

    Java Software Engineer Cloudnative Api Security Jobs in United Kingdom Job Search Guide, Trends and Insights