227,879+ Cloudnative Java React Engineer Jobs in UK — Top Companies Hiring July 2026

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Senior Data Backend Engineer, Search Quality

Yelp is seeking a data-oriented backend engineer in Glasgow, UK to build and improve backend platforms for Search systems. This role involves collaborating with product-focused engineers to enhance search experiences and contribute to a smarter search roadmap. Candidates should be fluent in an object-oriented la ...

DV Cleared Data Science Engineer Cloud & ML

A prominent technology recruitment company is seeking a Data Science Engineer to support a major public sector programme in London or Manchester. The role involves designing and maintaining scalable data processing systems, collaborating with multidisciplinary teams, and requires DV Clearance. Candidates should ...

Fintech Software Engineer – Payments & Cloud

Edenred Italia S.r.l. seeks a Software Engineer for its London office, focusing on the design and implementation of innovative payment solutions. You will be part of a collaborative team working under Edenred PayTech, a leading fintech company managing over €100 billion in global payments. Ideal candidates will ...

Staff Backend Engineer — Remote, Impactful FinTech Systems

A leading UK bank is seeking a Staff Engineer to join their dynamic team. In this role, you will collaborate with various teams to enhance the backend of their innovative financial services. The ideal candidate will have experience with distributed systems and strong knowledge of programming languages like Go an ...

Senior Staff Backend & Data Engineer FinTech (Relocation)

Agoda is looking for an experienced backend engineer in Greater London, UK to architect and maintain scalable systems fundamental to our FinTech solutions. The ideal candidate has over 8 years of experience in software development, particularly in Java, Kotlin, Scala, or C#, with expertise in big data and real-t ...

Security‑Focused Data Engineer for Intelligence Analytics

Envitia is seeking a Data Engineer to join their Security and Intelligence team in Cheltenham. The successful candidate will design and maintain secure, scalable data platforms and pipelines, facilitate advanced analytics, and collaborate with multi-disciplinary teams. This role requires experience in data engin ...

Staff Data Engineer: Quality, Observability & Governance

A forward-thinking fashion marketplace headquartered in London is seeking a Staff Data Engineer to lead the creation of frameworks and tools for data quality and governance. You'll focus on making sure data is reliable, observable, and compliant, while collaborating with various teams. Ideal candidates have subs ...

Senior AdTech Backend Engineer: Real Time, Scalable

Depop Limited is seeking a Senior Backend Engineer to join our AdTech team in Greater London. You will help design and build scalable systems for advertising and monetization, ensuring real-time decision making. The ideal candidate has experience with backend languages like Scala or Java, and familiari ...

Cloud Software Engineer Build Scalable AI Systems

Amazon is looking for a Software Development Engineer I to work in Edinburgh, UK. This role involves designing and building scalable services, contributing to innovative products, and participating in code reviews. Candidates should be enrolled in or have completed a degree in a relevant field and have experienc ...

Executive AI Governance Platform Architect

JPMorganChase in Bournemouth seeks a Principal Software Engineer to design and build platforms for AI Governance Engineering. The role involves developing best-in-class tooling, integrating compliance into workflows, and mentoring other engineers. Ideal candidates will have extensive software engineering experie ...

Senior Site Reliability Engineer Cloud & Automation

A leading recruitment firm is looking for a Site Reliability Engineer (SRE) in Bournemouth, England. The role requires 5 to 8 years of experience in designing and maintaining scalable systems, specifically with Kubernetes and Terraform. Candidates should have a solid understanding of Java/Spring Boot and experie ...

AI Engineer – 3D Reconstruction & Neural Rendering

GAK ENTERPRISES LTD in Milton Keynes is seeking a Software Developer (AI Engineer - Neural Rendering & 3D Reconstruction) to join their team. The role involves developing and deploying REST APIs using Java Spring Boot and utilizing AI technologies. The ideal candidate will have experience in applied AI ...

Software Engineer – Scale Travel Platform (In‑Person)

A growing technology company is seeking a Software Engineer to help build and scale its platform that powers travel’s growth. You will collaborate with product, design, and engineering teams to deliver high-impact features and improve system reliability and performance. The ideal candidate is experienced in Kotl ...

Azure Data Factory Developer — Build Data Pipelines & Ingest

A technology consultancy in Sunbury-on-Thames seeks a Database Engineer for an 8-month rolling contract. The role requires extensive experience with IaaS, Azure SQL server, and knowledge of Big Data and NoSQL technologies. Candidates should have strong scripting abilities and familiarity with Azure Data Factory. ...

Trading Connectivity Backend Engineer

A leading technology firm in the digital asset market is seeking a Software Engineer to join their Trading Connectivity team in London. In this role, you will design and maintain high-performance backend systems that connect with various liquidity providers. The ideal candidate has 1-3 years of experience in sof ...

Cloud Security Engineer Automation & Resilience

A leading technology firm in the UK is seeking a Cloud Security Engineer to manage and enhance security systems related to cloud technologies. The ideal candidate should have strong experience in Linux and Windows environments, AWS services, and high-level programming languages like Python and Java. Responsibili ...

SRE III: Java & Python for Secure Collaboration Platforms

A global financial services leader is seeking a Site Reliability Engineer III to join their External Collaboration team in Bournemouth, UK. This role involves developing collaboration platforms and ensuring system reliability in alignment with enterprise security standards. The ideal candidate has a strong backg ...

Senior Backend Engineer Greenfield Fintech (London)

Synchro is looking for a Java Backend Engineer to join their innovative fintech team in London. You will design and build resilient, scalable systems from scratch, contributing directly to architectural decisions and mentoring junior engineers. This role offers the unique opportunity to engage in green ...

PKI & Identity Security Software Engineer

A leading recruitment agency is seeking a talented software engineer to develop high-volume PKI solutions in an agile environment. The ideal candidate will have experience with Go, Java, C++, or Python, and possess knowledge of full-stack applications, REST APIs, and DevOps principles. Strong communication skill ...

Staff Software Engineer – Full Stack (C/.NET, TS, Angular)

Java Script Works is looking for a Staff Software Engineer based in Edinburgh, United Kingdom. The role requires expertise in ECMAScript, TypeScript, HTML5, and CSS3, alongside knowledge of design principles like SOLID and TDD. The ideal candidate should also have experience with automated testing and a solid un ...

Senior AI First Backend Engineer

MRJ Recruitment is seeking a passionate Senior Software Engineer to join an AI-driven company in Manchester. You will work on innovative products transforming workforce technology and leverage AI for complex business challenges. The ideal candidate has strong backend engineering experience and knowledg ...

Senior Embedded Software Engineer – Subsea Controls Expert

Baker Hughes is seeking a Senior Embedded Software Engineer to design and deliver embedded software solutions for subsea control systems. You will lead design reviews, troubleshoot complex issues, and enhance systems quality. The ideal candidate will have a Bachelor's degree in a relevant field, strong ...

VP AI Solutions Architect – Cloud Native & LLM Delivery

A global financial services firm is seeking an AI Application Engineer to design, build, and deploy cloud-native AI applications. This role involves leading development efforts, collaborating with various teams, and ensuring rapid delivery of solutions leveraging AI/ML technologies. Ideal candidates will have ex ...

Real Time Software Engineer: C++, Containers & Performance

Akkodis in Cheadle seeks a Software Development and Deployment Engineer to design and develop software applications in complex environments. You will lead the full software lifecycle from architecture to deployment, focusing on high-quality solutions. The ideal candidate has strong proficiency in C++, ...

Security Cleared Software Engineer Cloud & Secure Apps

Cyberteam, a growing technology consultancy in Greater London, is seeking a Software Engineer at Consultant level. The role involves designing and deploying secure software solutions for public sector and secure client programmes. The ideal candidate has 3+ years of experience and strong programming sk ...

Staff Backend Engineer — Remote, Impactful FinTech Systems

A leading UK bank is seeking a Staff Engineer to join their dynamic team. In this role, you will collaborate with various teams to enhance the backend of their innovative financial services. The ideal candidate will have experience with distributed systems and strong knowledge of programming languages like Go an ...

Senior Software Engineer in Southampton Matchtech

Staff Software Engineer, Onchain (Applied Cryptography) Location: 108 E 16th Street, New York, NY 10003 Responsibilities Technical mentoring of junior engineers Sprint board management Required Skills Significant experience with embedded C/ ...

Senior Software Engineer Autonomous Maritime Systems (Hybrid)

A leading engineering firm in the UK is seeking an experienced Software Engineer to develop advanced software solutions for autonomous systems in marine and defence technology. You will lead software design and collaborate with multidisciplinary teams, ensuring integration and delivery of projects. Applicants sh ...

Senior Backend Engineer, Payroll Foundations Hybrid Equity

A tech company in the HR sector is seeking a Senior Backend Engineer to join their Payroll Foundations team. This role involves building and maintaining backend systems for payroll processing, ensuring accuracy and reliability. Candidates should have strong experience in backend systems, proficiency in Kotlin or ...

Staff Software Engineer – Embedded/Crypto, Mentoring & Leadership

Staff Software Engineer, Onchain (Applied Cryptography) Location: 108 E 16th Street, New York, NY 10003 Responsibilities Technical mentoring of junior engineers Sprint board management Required Skills Significant experience with embedded C/ ...

Defence Tech Principal Engineer — Lead & Architect

SR2 | Socially Responsible Recruitment in Newcastle upon Tyne is seeking a Principal Software Engineer to shape the technical direction of a growing defence practice. You will lead software delivery across complex programmes, define engineering standards, and mentor high-performing teams. The ideal can ...

Senior Backend Engineer II — Europe Growth & Hybrid Work

United States Digital Space LLC is looking for a Senior Software Engineer II to join their team in Greater London. The role focuses on designing and maintaining scalable tools using Java and Spring Boot while collaborating across teams to drive innovative solutions that enhance customer value. With a s ...

Senior Backend Engineer – IAM & Scale (Contract)

PeopleWorks in Basildon is seeking a Software Engineer specializing in backend development and Identity Access Management (IAM). This contract role lasts until December 2026 and offers a competitive rate of £500 per day. The successful candidate will design and build high-scale backend services, serve ...

DevOps Engineer: Infra Automation & CI/CD

Core-Asset-Consulting is seeking a DevOps Engineer in Newcastle upon Tyne to join their expanding team. The role focuses on infrastructure development, automation, and delivering high-quality solutions across complex initiatives. The ideal candidate will have solid scripting skills, proficiency in prog ...

On Site Java Developer for National Security — SC/DV

Frontier Resourcing is seeking a Software Engineer to join their innovative team focused on developing impactful technology. Based in Manchester or other locations, this role involves working on AI-powered tools and secure data pipelines, contributing to national security technology. The ideal candidat ...

Security & Compliance Engineer — AI Driven Cloud Controls

AMAZON UK is looking for a Senior Security & Compliance Engineer to spearhead AWS security and compliance solutions. You will lead the design, deployment, and implementation of security controls, innovate automated security processes, and solve complex compliance challenges for highly regulated customers. </p ...

Data & AI Platform VP Build Scalable AI Pipelines

J.P. MORGAN is seeking a Data & AI Engineer in Greater London to design and maintain data platforms and pipelines. This role is pivotal in implementing GenAI capabilities and optimization of data processing workflows. The ideal candidate will have strong skills in Java and Python, with experience in cloud pla ...

Senior Data Platform Engineer – Ultra Scale Spark Pipelines

CrowdStrike Holdings, Inc. seeks a Senior Software Engineer to join their data engineering team located in Greater London. The successful candidate will design and operate systems for processing vast amounts of data, building a hyper-scale data lake while utilizing tools such as Java, Spark, and Kubernetes. < ...

Staff Software Engineer AWS Cloud & Microservices

Gravity Engineering Services Pvt Ltd. is looking for an experienced software engineer to architect and develop high-performance microservices that drive job matching solutions. The role involves using cloud-native technologies on AWS, including Kubernetes and CI/CD pipelines. The ideal candidate will h ...

Staff Software Engineer — FinTech API & AI Driven Scale

Tink is seeking a Senior Software Development Engineer to lead the development of software features for our e-Wallets team. You'll collaborate closely with a variety of teams to build secure and scalable technical solutions. The role requires expertise in Java and API development, along with excellent ...

Senior Product Engineer: AI‑Driven Copyright Platform

ICE is looking for a Senior Product Engineer in London to enhance their copyright product. You will design complex systems and work with cross-functional teams to innovate within the music technology space. The ideal candidate has 5-7 years of engineering experience, strong programming skills (Java), a ...

Senior FinTech Software Engineer: End to End Ownership

Visa is seeking a Senior Software Development Engineer to join the e‑Wallets team in Greater London. In this role, you will play a critical part in enhancing their B2B product for Tier 1 banks by owning software features across the development lifecycle. The ideal candidate should have excellent experi ...

Automation Software Engineer – PLC/Robotics, Global Projects

Melbreck Technical Recruitment Ltd is seeking a skilled engineer to develop PLC and HMI control systems in the United Kingdom. The role includes responsibilities like supporting machine commissioning and collaborating on innovative engineering projects. With opportunities for both UK and international ...

Senior Backend Engineer Order Management (Hybrid)

Marks and Spencer is seeking a Senior Software Engineer to enhance the Order Management platform, ensuring seamless customer experiences from checkout to delivery. The role involves designing, building, and supporting scalable systems, making impactful contributions alongside product teams and engineers. ...

AI Solutions & DevOps Engineer — Cloud & ML Pipelines

Digiterre is seeking an AI Solutions & DevOps Engineer in London to provide real-time software and data engineering solutions. The ideal candidate has experience with AI frameworks like TensorFlow and PyTorch, proficiency in programming languages such as Python and Java, and strong skills in cloud setup and API ...

Low Latency Software Engineer AWS Microservices

Amazon is looking for a Software Development Engineer to join their talented team in Greater London. You will develop low-latency solutions for frontend, middle tier, and backend operations, working with languages like Java and AWS services. This role will challenge you with innovative technology optio ...

Principal Engineer, Personalisation & ML Driven Systems

慨正橡扯 is seeking a Principal Engineer to shape technical direction and drive engineering excellence. This role involves influencing architecture within the Personalisation product group, focusing on cutting-edge customer experiences like personalised search and AI styling. The ideal candidate will posse ...

Real Time Data Engineer for LLM & Low Latency Systems

A data-driven technology firm in London is seeking a Software Engineer to develop and maintain data acquisition systems using social media inputs. The role requires strong programming skills, particularly in Java (Spring), and experience with Postgres, GCP, and Docker. Candidates should also be familiar with bui ...

Lead Software Engineer: Options Algorithmic Trading

JPMorganChase seeks a Lead Software Engineer in Greater London to enhance its electronic trading business. In this role, you will design and optimize cutting-edge algorithmic trading engines while collaborating with talented professionals committed to delivering scalable solutions. The ideal candidate ...

Cloud Native Automation Test Engineer (CI/CD & Security)

Version 1 in Birmingham is searching for an Automation Test Engineer to develop automation-first testing capabilities in secure cloud-native environments. You will collaborate closely with engineers to ensure quality and compliance are built into the platform. The ideal candidate has strong hands-on ex ...

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    Cloudnative Java React Engineer Jobs in United Kingdom Job Search Guide, Trends and Insights