378,987+ Java Software Engineer Cloudnative Api Security Jobs in UK — Top Companies Hiring June 2026

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Software Development Engineer in Test

About us @Symphony Secure. Connected. Intelligent. Symphony is an AI-powered communication and technology company fueled by interconnected platforms: messaging, voice, directory and analytics. Our end-to-end encrypted technologies enable over 1,400 institutions to accelerate ...

Hybrid Full Stack Engineer: Java & Spring Boot

A digital consultancy is seeking a Full Stack Software Engineer specializing in Java and Spring boot. The role is hybrid remote, requiring occasional client office visits in the UK. Ideal candidates should have 3 years of experience, proficiency in CI/CD tools, and eligibility for SC Clearance. This position off ...

Senior Java Backend Engineer – Remote, Oracle/SQL

A global technology business is seeking a Java Developer (Backend) for a fully remote position. The role involves developing and improving a logistics platform while collaborating with engineers and testers. Candidates should have strong Object-Oriented development skills and SQL experience, with knowledge in un ...

Remote Java Full‑Stack Engineer | Microservices & Cloud

A technology consulting firm is seeking an IT Delivery Consultant with a strong background in microservices development, particularly using Java (Spring Boot). This full-time role is primarily remote, offering a salary of £55,000 per annum plus additional benefits. Candidates should be eligible for SC Clearance ...

Java Backend Engineer — Spring Boot, Microservices, GCP

Tata Consultancy Services is seeking a Java Backend Engineer to design, develop, and maintain backend microservices using Java and Spring Boot. The role involves building secure RESTful APIs and cloud-native solutions on Google Cloud Platform while ensuring code quality through testing and reviews. The ...

Platform Engineer (Java) – Scale Core Backend Systems

hackajob is seeking a Platform Engineer in the United Kingdom. You will contribute to core backend systems that power our innovative products. The role requires building and scaling systems, writing production-level code, and collaborating with other engineers. Applicants should have 7+ years of backen ...

Senior Backend Engineer — Lead Identity Platform (Java)

Caresoft Global Limited is seeking a Senior Backend Engineer to join their Identity Management Services team in Dunton, Essex. This contract role requires the candidate to work onsite a minimum of 4 days a week and involves designing high-scale backend services. The ideal candidate will have over 8 years of expe ...

Senior Java Microservices Engineer | SC Cleared (Hybrid)

Opus Recruitment Solutions is seeking an experienced Senior Software Developer to join a high-profile government programme. This role involves designing and building scalable, high-performing systems within a microservices architecture. The successful candidate will have strong commercial experience wi ...

Remote Java Backend Engineer Spring Boot & Microservices

Crossing Hurdles is hiring a Java Developer for a remote hourly contract. The role involves designing and maintaining backend applications using Java and Spring frameworks. Ideal candidates will have strong backend development experience and an understanding of RESTful APIs. Applicants should be able t ...

Native Mobile Engineer (iOS & Android) + Java Backend

KBC Technologies Group is seeking an experienced Native Mobile Developer with expertise in developing scalable applications for iOS and Android. This role requires strong backend development skills in Java and the ability to integrate mobile apps with robust backend services. The ideal candidate should ...

Senior SAP Backend Engineer | ETL, Java & Spring

Luxoft is seeking an experienced software developer in the United Kingdom to join their team. The role focuses on designing, developing, and maintaining enterprise-level data processing and reporting solutions using SAP Data Services and Java technologies. The ideal candidate will have over 4 years of ...

Senior Java Engineer Full Stack, Vice President

**Role Overview:** The Senior Java Full-Stack Engineer is an experienced, individual contributor position responsible for designing, developing, and implementing high-quality, end-to-end application systems and programs in coordination with the Technology team. The overall objective of this role is to d ...

Senior Java Microservices Engineer Hybrid (60% On site)

Getnet Platforms is seeking a Software Engineer to design and develop high-quality software solutions using Java. The ideal candidate will have over 5 years of experience in backend development and will collaborate with multiple teams to deliver scalable and resilient applications. The role involves wo ...

Senior Java Developer

Senior Java Developer Department: Platform Delivery Employment Type: Permanent - Full Time Location: London Reporting To: Phil Miller Description We are looking for an experienced Senior Java Developer to join the engineeri ...

DevSecOps Engineering Manager

DevSecOps Engineering Manager Location: Remote (UK) – Permanent We’re seeking an experienced DevSecOps Engineering Manager to lead the adoption and integration of security practices across our development and operations ecosystem, with a strong emphasis on AWS and Azure cloud platforms. I ...

Senior Scala Backend Engineer Remote UK

A global software provider is seeking a Senior Scala Engineer for a full-time position based in the United Kingdom. The ideal candidate will have over 5 years of experience as a Backend Engineer and hands-on experience with Scala in production environments. Responsibilities include developing a Scala-based API b ...

Security Solution Architect EMEA & CALA

Radware is a global leader of cyber security and application delivery solutions for physical, cloud, and software defined data centers. At Radware, we live and breathe cybersecurity. It is our passion. Each day, our international team works to earn the trust of more than 12,500 organizations around the glo ...

Senior Data Engineering Lead Cloud & Microservices

慨正橡扯 is seeking a Senior Software Development Engineer - Data Engineering to join their Win with Data team in Nottingham, UK. This role focuses on designing and developing software features aimed at improving credit card consumer experiences, utilizing languages such as Java and Python. The ideal candi ...

Staff Platform Engineer, Payments & Internal Tools

Marks and Spencer is looking for a passionate Staff Software Engineer to join their Software Engineering team. The role involves building high-quality internal platforms and maintaining reliable software solutions. As part of a dynamic and inclusive community, you will mentor other engineers, drive automation ...

SC Cleared Full Stack Engineer — Secure Tech, Hybrid

Searchability is looking for a Software Engineer to join their engineering team in Farnborough. The role involves developing secure technology solutions while collaborating across the software development lifecycle. You will work with modern frameworks and backend systems to deliver quality software. S ...

Senior Full Stack Engineer Remote Friendly, Flexible Hours

Leidos is seeking a Senior Software Engineer to join their team in Farnborough with the flexibility to work from home. You will play a critical role in software development, delivering high-quality, production-ready code across both backend and frontend technologies. The ideal candidate will have over ...

Lead Software Engineer: AI Driven Delivery (Remote)

Scott Logic in Newcastle upon Tyne is seeking a Lead Agentic Software Engineer to work at the forefront of AI-augmented software delivery. You will lead a multidisciplinary team, tackling challenging software problems while building relationships with clients and advising on technology decisions. The role requir ...

Embedded & Software Engineer – Malvern, On‑Site Impact

QinetiQ is looking for an Embedded Software Engineer to join our team in Malvern. In this role, you will participate in creating cutting-edge solutions to protect against complex threats. With opportunities to work on innovative technology, you will be responsible for software development and engineering acti ...

Defence Software Test Engineer – Automation & Embedded

Expleo Group is seeking a Software Test Engineer to advance projects in the Defence sector, focusing on Electrical and Embedded Systems. This role involves ensuring software alignment with industry standards, contributing to the software development lifecycle, and participating in both automated and manual te ...

Senior Lead Engineer (Python/Java) for Front Office

JPMorgan Chase & Co. is looking for a Lead Software Engineer to join the Quantitative Execution Strategies Tech team in Greater London. The role involves developing high-quality production code, collaborating with trading teams, and executing innovative software solutions. You will utilize technologies such a ...

Research Software Engineer HPC & Cloud

Ellison Institute of Technology Oxford is seeking a Research Software Engineer to design, build, and operate software systems for cutting-edge research in engineering biology. The role involves working in a new Scientific Computing team, developing workflows, and cloud-based infrastructure for large-scale bio ...

Backend Engineer – Scalable Data & APIs

A leading software company based in Greater London is seeking a passionate Backend Software Engineer to architect, develop, and maintain high-performance backend systems. You will collaborate with cross-functional teams to create sophisticated data solutions, optimize code for speed, and build robust APIs. The i ...

Secure Cloud Software Engineer (Junior–Mid) – Hybrid

Gemba Advantage in Cheltenham is looking for a Software Engineer to join their Software Engineering team. This permanent position requires skills in modern programming languages such as Java, TypeScript, Python, or Go, and a willingness to obtain SC and DV clearance. The role involves designing secure ...

Principal Software Engineer Executive Director

JP Morgan Chase’s ambitions for AI/ML are transformational, but safety and security are non negotiable. As a Principal Software Engineer within AI Governance Engineering, you will design and build platforms and shared services that enable teams to develop, deploy, and operate AI/ML solutions with complianc ...

Senior Java Developer

Music is Universal It’s the passionate and dedicated team at Universal Music who help make us the world’s leading music company. From A&R to finance, legal to digital, sales to marketing, Universal Music is the place to grow and develop your career within a truly commercial and innovative business ...

Senior Python Software Engineer – AWS / Cloud Native Engineering (SC or DV Cleared)

Software Engineer / Developer (AWS, Python, Terraform) Location: UK (Hybrid / Remote – clearance dependent)Security Clearance: SC or DV required Engagement: Contract (Inside IR35)Sector: Public Sector / Defence / National Infrastructure ...

Senior Software Engineer at UnlikelyAI

Job Title Senior Software Engineer Company UnlikelyAI – Series A neurosymbolic AI startup Job Description Join the team building the future of reliable AI by combining LLMs with proprietary symbolic reasoning. You will architect a new public API and platform ex ...

Senior Software Engineer Hybrid, AI Driven Fintech

A financial technology company in the United Kingdom is seeking a Senior Software Engineer to design, develop, and maintain high-quality software solutions. The role involves collaborating with cross-functional teams, engaging in automated testing, and contributing to product releases. Candidates should have a B ...

Backend Engineer

Back End Software Engineer at Revolution Technology An award‑winning SaaS customer loyalty platform are currently seeking a Back End Software Engineer to join their growing team in London. The company has been recognised by the Financial Times as one of the fastest‑growing companies in th ...

Hybrid Software Engineer Physics AI for Engineering

A tech innovation company in Greater London seeks a Software Engineer to develop and deploy applications that leverage physics AI models. The role involves collaborating with cross-functional teams to create tools that address complex engineering challenges. Candidates should have a strong background in software ...

Lead SDET Backend API & Cloud Automation Architect

JPMorgan Chase & Co. is looking for a Lead Software Development Engineer in Test (SDET) to design and support automated testing frameworks for backend applications. This role involves collaborating with developers and engineers to deliver high-quality products utilizing Python, Docker, and CI/CD pipelines. The i ...

Hybrid SDE (C#, .NET) Build Bespoke Dental Apps

Bupa UK is seeking a Software Development Engineer (SDE) in Bristol. The SDE will design and maintain bespoke software applications within an Agile team, focusing on requirements in C# .NET, .NET Web API, and more. Responsibilities include complex programming tasks and code reviews, alongside supporting junio ...

Software QA Engineer Playwright Automation, Hybrid + Bonus

Spectrum IT Recruitment is seeking a Software QA Engineer for a hybrid role in Brighton. This position involves enhancing QA processes and implementing new technologies within a successful software team. The ideal candidate will have strong automation skills, particularly with Playwright, and a solid u ...

Senior AI Services Engineer: Cloud Native on Azure (Hybrid)

AVEVA is looking for an Experienced Software Engineer to join their Core AI Services team in Cambridge, United Kingdom. This role involves designing and developing secure, reliable, and cloud-native AI services that act as building blocks for AI adoption. The ideal candidate will have extensive experie ...

Senior Software Engineer – Integrations & APIs | Equity

Tipalti, located in Greater London, seeks a Senior Software Engineer to enhance automated financial workflows for SMBs by building and scaling integration capabilities. You will play a key role in developing API solutions and maintaining robust, scalable software. The ideal candidate has strong backend ...

eDV Application Support Engineer

eDV Cleared Application Support Engineer | £500-£600p/day (Outside IR35) | Gloucestershire (5 days onsite) | Must have active eDV clearance | 6 months (rolling contract) Please make sure you read the following details carefully before making any applications.We're looking for an experie ...

.NET Developer

Join to apply for the .NET Developer role at Charles Stanley Join to apply for the .NET Developer role at Charles Stanley Get AI-powered advice on this job and more exclusive features. Direct message the job poster fr ...

Low Latency Trading Systems Engineer (C++/Java)

A leading global trading firm in the London area is hiring a Low-Latency Software Engineer to develop high-throughput trading systems in C++ and Java. The ideal candidate has over 3 years of experience in low-latency systems and a strong understanding of CPU architectures. This role offers a competitive compensa ...

Full Stack Java Engineer — Spring Boot + Cloud

A fast-growing technical consultancy in the UK is seeking a mid-senior level full-stack engineer to design and build scalable systems. This role involves working with Java and Spring Boot, as well as contributing to front-end development with Angular or React. The successful candidate will work across the entire ...

Senior Java Engineer Cloud Native Microservices (Hybrid)

A leading recruitment agency is looking for an experienced Senior Java Engineer to join a fast-growing technology company in London. This hybrid position offers a salary up to £100,000 and requires strong experience in Java, Spring, and Kafka. Candidates should be proficient in building cloud-native microservice ...

Lead Java Engineer Real Time Trading Systems

A leading electronic trading firm in the London Area is seeking a Lead Software Engineer to design high-performance trading solutions for front-office teams. You will work closely with exceptional engineers in a fast-paced environment committed to innovation and career progression. The company offers a competiti ...

Senior Backend Engineer (Java) — Build a Unicorn

A fast-growing tech company in the UK is seeking a Senior Consultant to join their innovating team. This mid-senior level position demands strong back-end engineering skills, adaptability, and a drive for impact. With a salary up to £120k and stock options, this is a unique opportunity for ambitious individuals ...

Front Office Java Engineer Greenfield, Hybrid London

An elite investment institution in London is seeking a Front Office Java Developer to join their team. In this hybrid role, you will build out high-performance pricing and analytics tools with the latest Java versions. The company values its software engineers as their top asset, offering a friendly environment ...

Java Platform Engineer Quant Trading (Hybrid London)

A leading technology-driven trading organization in the United Kingdom is seeking a Senior Software Engineer to join their innovative platform engineering team. This role involves building systems for data processing and collaborates closely with analysts and traders. Ideal candidates will have 3+ years of softw ...

Senior Java Engineer – Real Time Messaging Platforms

Uniting Ambition is seeking a Senior Java Engineer to build and run event-driven customer communications platforms at scale. In this hybrid role, you will design and own Java (Spring Boot) microservices that power real-time messaging, notifications, and customer interactions. The position requires stro ...

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