26 to 50 of 3,152 Java Jobs in the UK

Reference: 57665 Java Developer Location: London (Hybrid)Salary: [Insert range]Type: Full-time Build software that actually scales—and matters We’re looking for a Java Developer to join a growing engineering team focused on building high-performance, reliable applications used by thousands of users every day. This … closely with product, design, and DevOps to ship meaningful features at pace. What you’ll be doing Designing and building scalable backend services using Java and modern frameworks (e.g. Spring Boot)Collaborating with cross-functional teams to deliver new features end-to-end Improving system performance, reliability, and maintainability Writing ...

## Senior Fullstack Developer — Java or Kotlin, React and TypeScriptApplylocations: London: Manchestertime type: Full timeposted on: Posted Todayjob requisition id: JR100892Founded in Switzerland in 1968, Zühlke is owned by its partners and located across Europe and Asia. We are a global transformation partner, with engineering and innovation in our DNA. … high-performing engineering squad, building and operating business-critical digital services.This is a backend-led fullstack role. You will use Kotlin or modern Java, ideally Java 17 or later, together with the wider JVM ecosystem, to develop reliable services, APIs and event-driven workflows. You will also contribute to modern ...

## Senior Fullstack Developer — Java or Kotlin, React and TypeScriptApplylocations: London: Manchestertime type: Full timeposted on: Posted Todayjob requisition id: JR100892Founded in Switzerland in 1968, Zühlke is owned by its partners and located across Europe and Asia. We are a global transformation partner, with engineering and innovation in our DNA. … high-performing engineering squad, building and operating business-critical digital services.This is a backend-led fullstack role. You will use Kotlin or modern Java, ideally Java 17 or later, together with the wider JVM ecosystem, to develop reliable services, APIs and event-driven workflows. You will also contribute to modern ...

high-performing engineering squad, building and operating business-critical digital services. This is a backend-led fullstack role. You will use Kotlin or modern Java, ideally Java 17 or later, together with the wider JVM ecosystem, to develop reliable services, APIs and event-driven workflows. You will also contribute … collaborative, low-ego team culture. What we are looking for Essential experience Strong commercial experience developing server-side applications with Kotlin or modern Java, ideally Java 17 or later. Good knowledge of the JVM ecosystem and common backend development practices. Experience designing, building and operating APIs and distributed services. Understanding ...

Test Containers.Working knowledge of event/message brokers such as Kafka and MQ.Advanced JavaStrong experience in Object-Oriented Programming (OOP).Advanced knowledge of Java 17+ features and practical experience with Spring Boot.Skilled in developing RESTful services, including REST design principles, Swagger/OpenAPI, and Spring REST MVC. Proficient in building … delivering enterprise-grade Java applications.Hands-on experience with data structures, algorithms, concurrency, and multi-threading.Database ManagementStrong SQL knowledge with experience in relational databases such as Postgres.Working knowledge of object storage solutions, e.g., AWS S3.Familiarity with database version control tools like Flyway and Liquibase.Cloud ArchitectureExperience working with major public cloud platforms ...

with a focus on application design and development.Experience with AI/ML model integration, Prompt engineering, LLM APIs (OpenAI, Bedrock) and Generative AIAdvanced in Java and PythonStrong experience with cloud platforms like AWS, Azure, or Google Cloud Platform. Experience building RESTful APIs and working with event-driven or serverless architectures.Demonstrated ...

through to responsive user interfaces, production support, and engineering best practice.Key ResponsibilitiesLead the design, development, and delivery of backend services and platform components using Java 8+/Spring Boot and Python/FastAPI. Build, enhance, and operate event-driven, real-time data pipelines using Kafka and related streaming technologies. Provide … deep technical expertise in distributed systems, data architecture, and scalable platform design. Design, implement, and maintain Java-based APIs and microservices, including REST, OpenAPI, GraphQL, and gRPC services. Work with modern data technologies including PostgreSQL, MongoDB, and Amazon Redshift. Deliver reliable, performant, and responsive user interfaces aligned to UX designs ...

Full Stack Engineer to join their team on a permanent basis. The ideal candidate will possess extensive experience in developing robust web applications using Java (Spring Boot), HTML, CSS, and JavaScript/TypeScript. This role offers an exciting opportunity to work on innovative projects, collaborate with a dynamic team … eligible to go through SC Clearance No Sponsorship will be provided for this role Job Details Required Extensive experience of building microservices with Java (Spring Boot) Experience using JavaScript/Typescript to build fronted web applications using React, HTML and CSS Experience using version control software - Git Experience using online ...

Senior Java Architect - Payments Location: London (Hybrid) Contract: 6 Months Initial Pay Rate: £550-£600 - Outside IR35 About the Role We're supporting a global financial services organisation undergoing a significant banking transformation programme. As part of this journey, they are building next-generation banking capabilities and modernising core platforms … that support cross-border payments, settlement, reconciliation, and banking operations. We are seeking an experienced Java Engineering Architect to provide technical leadership across backend engineering, architecture, and delivery. This role will play a key part in shaping modern banking platforms built on cloud-native technologies, microservices, event-driven architecture ...

Senior Java Architect - Payments Location: London (Hybrid) Contract: 6 Months Initial Pay Rate: £550-£600 - Outside IR35 About the Role We're supporting a global financial services organisation undergoing a significant banking transformation programme. As part of this journey, they are building next-generation banking capabilities and modernising core platforms … that support cross-border payments, settlement, reconciliation, and banking operations. We are seeking an experienced Java Engineering Architect to provide technical leadership across backend engineering, architecture, and delivery. This role will play a key part in shaping modern banking platforms built on cloud-native technologies, microservices, event-driven architecture ...

This is a high-impact program in a low-latency financial environment, where system stability, performance, and correctness are critical. We are seeking a Java developer who can design and build with minimum supervision solutions for our team. The person needs to be knowledgeable on modern software development practices including … Scrums, be up to date with the latest Java tools and frameworks and be able to work with the existing team to deliver solutions. The ideal candidate will be diligent, tenacious and delivery focused with a track record of building high quality solutions that are resilient and maintainable. ...

Candidates should be strong software engineers who thrive within established product teams and delivery frameworks. Key Responsibilities Design and develop cloud-native applications using Java and/or Python. Build and enhance microservices, APIs, and event-driven solutions. Deploy and manage containerized workloads on Kubernetes. Implement CI/CD pipelines … enabled application development, including LLM and RAG integrations where applicable. Required Skills 10+ years of software engineering experience. Strong hands-on expertise in Java and/or Python. Kubernetes, Docker, Microservices, and REST APIs. CI/CD, DevOps, and Agile delivery practices. Preferred Skills Experience with LLM integration ...

will help build the automation platforms that keep the firm running securely, reliably, and at scale. This role is ideal for an experienced Java and Go engineer who enjoys leading technical design, developing resilient backend services and APIs, and delivering enterprise automation capabilities across products such as AaaS, Ansible Automation … Platform, AutoM8, event-driven automation, and AI-enabled service management. You will work with technologies including Java, Spring Boot, Go, Kubernetes, Terraform, Ansible, PostgreSQL, CockroachDB, Redis, CI/CD tooling, public cloud services, and observability platforms to solve complex engineering challenges and improve operational stability across critical infrastructure services. ...

Senior Software Engineer - (Java, NodeJS, AWS, Python) Edinburgh, Leeds, Manchester or London Build software that matters. Shape the future of engineering. We're looking for an experienced Senior Backend Java Engineer who is passionate about building scalable, high-quality software and helping teams grow. This is more than a hands … challenging assumptions, collaborating openly, and taking pride in delivering software that makes a real business impact. What You'll Do As a Senior Backend Java Engineer, you will: Design, build and maintain scalable, secure and resilient backend systems using modern Java and the Spring ecosystem. Lead technical design and architectural ...

Senior Software Engineer - (Java, NodeJS, AWS, Python) Edinburgh, Leeds, Manchester or London Build software that matters. Shape the future of engineering. We're looking for an experienced Senior Backend Java Engineer who is passionate about building scalable, high-quality software and helping teams grow. This is more than a hands … challenging assumptions, collaborating openly, and taking pride in delivering software that makes a real business impact. What You'll Do As a Senior Backend Java Engineer, you will: Design, build and maintain scalable, secure and resilient backend systems using modern Java and the Spring ecosystem. Lead technical design and architectural ...

downtime deploymentsIdentify opportunities to automate operational processes and eliminate recurring issues, improving platform stability and efficiencyDevelop and implement data-intensive and statistical solutions using Java/Scala on large-scale datasetsDesign and build AI-enabled applications, including AI Agents and agentic workflowsWork across hybrid data ecosystems (AWS, Databricks, Kubernetes)Ensure … solutions aligned with enterprise standardsRequired Qualifications, Capabilities, and SkillsSignificant experience in software engineering with formal training or equivalent practical expertiseStrong proficiency in Java and Spring Boot, with working knowledge of SQL and modern front-end frameworks (e.g., React)Demonstrated experience in designing scalable, secure, and resilient distributed systemsStrong understanding ...

Global Banking Technology team, you will own end-to-end delivery of secure, full stack features — turning requirements into solid designs, shipping clean Java code, and improving services built on microservices, Kafka/event-driven patterns, and CI/CD pipelines. You will troubleshoot complex production issues, drive performance … proficient applied experience Demonstrated ownership of system design and delivery for production services, including testing strategy, release execution, and operational support Strong proficiency in Java and common frameworks such as Spring Boot, Hibernate, JPA, and Spring Kafka, including performance tuning and troubleshooting patterns Working knowledge of microservices and Kafka/ ...

ability to assess, monitor, and manage credit risk across wholesale portfolios with precision and confidence.Job responsibilitiesArchitect and deliver robust, scalable full-stack applications using Java, Spring Boot, and React to support wholesale credit risk workflowsLead the design and implementation of cloud-native solutions, ensuring high availability, performance, and security across … tools and frameworks to modernize the platformRequired qualifications, capabilities, and skillsFormal training or certification on software engineering concepts and advanced applied experienceAdvanced proficiency in Java and Spring Boot for building enterprise-grade backend services and APIsHands-on experience developing modern front-end applications using React or equivalent frameworksDemonstrated experience designing ...

have an exciting opportunity for experienced Java developers to join our team! You will have a passion for software development and an excellent understanding of how to define and deliver solutions iteratively and collaboratively. You will be involved in all areas of delivery, with the technical gravitas to mentor … required to work onsite in Paddington, London, for 3 days a week. You must have previous experience using Azure. Expert understanding of Java, knowledge of other JVM languages such as Kotlin is a plus Modern Build Tools including Gradle and Maven Comfortable in designing and Implementing Event Driven/Asynchronous ...

complete qualifications and certificates. This is your chance to make a real impact. We’re on the lookout for a talented and experienced Java developer to join our rapidly growing team. Every day is different, requiring your in-depth knowledge of engineering and architectural principles to design and build innovative … record in building brilliant things, we invite you to explore this opportunity to shape the future of Deloitte.Responsibilities:Design, develop, and maintain high-quality Java codebases.Participate throughout the software development lifecycle, from design to deployment and maintenance.Engage and provide technical insight during system design.Collaborate with cross-functional teams to deliver ...

complete qualifications and certificates. This is your chance to make a real impact. We’re on the lookout for a talented and experienced Java developer to join our rapidly growing team. Every day is different, requiring your in-depth knowledge of engineering and architectural principles to design and build innovative … record in building brilliant things, we invite you to explore this opportunity to shape the future of Deloitte.Responsibilities:Design, develop, and maintain high-quality Java codebases.Participate throughout the software development lifecycle, from design to deployment and maintenance.Engage and provide technical insight during system design.Collaborate with cross-functional teams to deliver ...

Role ProfileThe Senior lead Scala Engineer will play a key role in the engineering and delivery of a critical market‐infrastructure service within the Equities platform, with a strong focus on AWS cloud‐native development. ...

Technical Lead – Java & Web PlatformsAbout BIPBIP is an international consultancy specialising in business transformation, technology and innovation. We work with some of the world’s leading organisations to solve complex challenges and deliver meaningful, sustainable change.BIP xTech is our Centre of Excellence for technology consulting and digital engineering, bringing together … specialists across software engineering, cloud, data, AI and emerging technologies.We are looking for a Technical Lead – Java & Web Platforms to join our growing xTech team and lead the design and delivery of complex, business-critical digital platforms for major UK and international clients.The roleThis is a hands-on technical leadership ...

that you need Essential Experience Extensive experience in Kotlin and the full development lifecycle delivering user-centred digital solutions (with a strong foundation in Java/JVM ecosystem). Proven track record of leading a delivery team to deliver high-quality, robust, and scalable solutions. Expertise in building back … e.g., Angular, React, and TypeScript). Desirable Experience Previous experience working on GOV/NHS projects or in a consultancy environment. Experience migrating legacy Java codebases to idiomatic Kotlin. Experience with asynchronous messaging systems (e.g., Kafka) and Kotlin Coroutines/Flow for reactive programming. Familiarity with Kotlin-native frameworks (e.g. ...

Java Full Stack Developer (WebMethods) - AWS Location: Bournemouth Working: 5 days onsite Contract: 6 months initially Rate: £350/day Inside IR35 - maximum Experience: 5+ years MUST HAVE Future Opportunity: Potential FTC/FTE conversion The Role We are looking for an experienced WebMethods + Java Full Stack Developer with … support enterprise integration and cloud-based applications. This is a hands-on development role . Candidates must have substantial commercial WebMethods experience alongside strong Java Full Stack development skills . MUST-HAVE EXPERIENCE 5+ years' professional software development experience Strong hands-on WebMethods Integration Server (IS) Flow Services File Processing ...