1 to 25 of 153 Contract Java Jobs in the UK

We’re looking for a Senior Java Developer for our public sector client based in Leeds on an initial 12-month contract paying up to £700 per day Inside IR35. This role allows hybrid working with an expectation to attend the office 3 days per week. You will need to either hold current BPSS clearance or have the ability to … pass it, and be eligible for SC clearance. The successful Senior Java Developer will possess proven skills working with the following – Java 21 (or later) Test Driven Development (TDD) and Behaviour Driven Development (BDD) Large microservice architectures Agile environments and pair programming Implementing APIs for internal and external use Building automated test suites in CI/CD environments Unix/… have: Jackson, JAX-RS, Mockito ActiveMQ or Kafka MongoDB or other NoSQL/document databases Experience scaling high-traffic websites and handling large data sets Interested? Please apply below. Java Software Engineer, Java, Java 21, Microservices, TDD, BDD, Agile, APIs, CI/CD, Leeds, Government, Public Sector, Developer, Contract, Inside IR35 More ❯

Java Developer London, UK(3 days a week onsite & 2 days a week remote Rate : 500 GBP/Day (Inside IR35) Proficiency in Java, including Java 8 and above. Experience in designing microservices, developing, and deploying microservices. Strong knowledge of Spring Boot, Spring Cloud, and other Spring components. Expertise in building and consuming RESTful microservice Experience with SQL and NoSQL More ❯

Role: Java Developer Location: Remote Inside IR35 £550.00pd Must Hold Active SC Clearance We are seeking a JBOSS Developer to join our team. In this role, you will have the opportunity to work closely with stakeholders and team members while leveraging your expertise in Red Hat JBoss Enterprise Application Platform and alternative J2EE Application Servers. Key Skills: - Hands-on professional … with the Authority team to refactor or redevelop existing application components currently dependent on JBoss to operate within the selected technology stack, including: - Remove backend functionality that requires proprietary Java where required. - Change front-end interactions that require proprietary Java to use the new solution where required. - Update and/or change authentication mechanisms (Keycloak) and remove the JBoss integration. … and adapting appropriate software development methods, tools, and techniques. - Collaborate with the Authority project team to drive technical development across all stages and iterations of software development. Key Competencies: - Java - Java Enterprise Editions (JEE) - Keycloak More ❯

We're hiring a Senior Developer to support major NHS and healthcare digital projects. This role combines strong Vue.js front-end skills with Java-based API and microservices development. Role Responsibilities: Develop front-end features using Vue.js for NHS/healthcare applications Build and maintain RESTful APIs and microservices (Java, Spring Boot) Integrate with NHS systems or medical applications Deliver … secure, scalable solutions aligned with NHS standards Work with cloud, CI/CD pipelines, Docker, and Kubernetes Required Experience: Strong commercial experience with Vue.js 5+ years Java (Java 11+, Spring Boot/Spring Cloud) API and microservices expertise Experience integrating with NHS or healthcare systems Docker, Kubernetes, CI/CD (Jenkins/GitLab/Azure DevOps) Cloud exposure (AWS/ More ❯

We're hiring a Senior Developer to support major NHS and healthcare digital projects. This role combines strong Vue.js front-end skills with Java-based API and microservices development. Role Responsibilities: Develop front-end features using Vue.js for NHS/healthcare applications Build and maintain RESTful APIs and microservices (Java, Spring Boot) Integrate with NHS systems or medical applications Deliver … secure, scalable solutions aligned with NHS standards Work with cloud, CI/CD pipelines, Docker, and Kubernetes Required Experience: Strong commercial experience with Vue.js 5+ years Java (Java 11+, Spring Boot/Spring Cloud) API and microservices expertise Experience integrating with NHS or healthcare systems Docker, Kubernetes, CI/CD (Jenkins/GitLab/Azure DevOps) Cloud exposure (AWS/ More ❯

infrastructure-as-code: Terraform Experience with GKE, Helm, and Harness Experience with Linux System Administration Understanding of high-availability, disaster-recovery, monitoring and logging at scale Deep hands-on Java (plus Spring framework). Nice to have: Python and Node.js Skills and Experience Consulting experience, preferably with major IT consulting Docker (DCA) or Kubernetes (CKAD) certification a plus Highly articulate More ❯

Java Developer - Inside IR35 (2 Days On-site, Telford) Contract | Central Government Project | Hybrid Working Must be able to obtain SC We're seeking an experienced Java Developer to join a high-performing delivery team within a large-scale central government modernisation programme . You'll work as part of an Agile Scrum team made up of Java Engineers, Front … cloud-based services. Location: Telford (2 days on-site per week) Contract: Inside IR35 Sector: Central Government/Public Sector Duration: Ongoing contract Key Responsibilities Develop, enhance, and maintain Java-based microservices and APIs Build and test RESTful APIs using Spring Boot and JUnit Apply Kubernetes for containerisation and deployment Collaborate within Agile Scrum teams to deliver high-quality software … solutions Write clean, maintainable code following best practices in secure development Support continuous integration, testing, and deployment activities Essential Skills & Experience Strong hands-on experience with Java and Spring Boot Solid understanding of REST API development and JSON Proficiency in JUnit for unit testing Experience deploying microservices using Kubernetes Proven background working in complex technical environments , ideally from regulated sectors More ❯

performance and developer experience Requirements : 7+ years of software engineering experience, with 2+ years in a leadership role Deep expertise in modern backend and frontend technologies (e.g., Node.js, Python, Java, React, TypeScript) Strong understanding of system architecture, cloud infrastructure (AWS/GCP/Azure), and CI/CD pipelines Proven ability to lead teams, manage projects, and communicate effectively across More ❯

either AWS, Azure OR GCP Cloud Good knowledge in GCP Storage Buckets, BigQuery, Dataflow and Cloud Functions (any Cloud). Hands-on experience with one or more programming languages (Java/JavaScript). Experience with non-functional testing using JMeter or similar tools. Proven experience creating best practices and policies to improve quality at program level. Strong technical skills and More ❯

Linux administration and shell scripting skills. Familiarity with network security protocols . Experience deploying and maintaining systems on AWS (EC2, RDS, S3, Lambda). Desirable Skills Programming experience in Java, Go, or Python . Understanding of cross-domain technologies and security models. Background in service management environments and ITIL practices. Proven application of observability patterns and system health metrics. Experience More ❯

Linux, network security, SQL, and AWS (EC2, S3, RDS, Lambda) Comfortable with MQ messaging (RabbitMQ or similar) Bonus points for: Experience with Azure environments Strong coding ability in Python, Java, or Go Knowledge of cross-domain systems or service management frameworks Proven application of observability and uptime metrics to reduce downtime The Offer: Contract position outside IR35 £500–£600 per More ❯

About the Role We are looking for an experienced Senior Java Developer with strong expertise in building modern APIs and microservices, ideally with hands-on experience integrating with NHS Digital platforms such as NHS Spine, FHIR APIs, or other healthcare interoperability services. You will play a key role in designing scalable, secure, high-performance services that power mission-critical applications … within the healthcare technology landscape. Key Responsibilities * Design, develop, and maintain RESTful APIs and microservices using Java and Spring Boot . * Implement scalable, secure, and highly available solutions for enterprise and healthcare applications. * Integrate backend services with NHS Digital systems , including FHIR resources, HL7 messaging, NHS Spine services, and other interoperability standards. * Collaborate closely with architects, product owners, and cross … code reviews, support engineering excellence, and mentor junior developers. * Ensure compliance with security standards , data protection regulations, and NHS Information Governance requirements. Required Skills & Experience * 5+ years of professional Java development experience (Java 11+). * Strong expertise with Spring Boot , Spring Cloud, and distributed microservices. * Proven experience designing and building RESTful APIs. * Experience working with NHS Digital services , healthcare APIs More ❯

About the Role We are looking for an experienced Senior Java Developer with strong expertise in building modern APIs and microservices, ideally with hands-on experience integrating with NHS Digital platforms such as NHS Spine, FHIR APIs, or other healthcare interoperability services. You will play a key role in designing scalable, secure, high-performance services that power mission-critical applications … within the healthcare technology landscape. Key Responsibilities * Design, develop, and maintain RESTful APIs and microservices using Java and Spring Boot . * Implement scalable, secure, and highly available solutions for enterprise and healthcare applications. * Integrate backend services with NHS Digital systems , including FHIR resources, HL7 messaging, NHS Spine services, and other interoperability standards. * Collaborate closely with architects, product owners, and cross … code reviews, support engineering excellence, and mentor junior developers. * Ensure compliance with security standards , data protection regulations, and NHS Information Governance requirements. Required Skills & Experience * 5+ years of professional Java development experience (Java 11+). * Strong expertise with Spring Boot , Spring Cloud, and distributed microservices. * Proven experience designing and building RESTful APIs. * Experience working with NHS Digital services , healthcare APIs More ❯

onsite days needed to be agreed) Rate: up to £565.80 p/d Umbrella inside IR35 Clearance required: Active SC Clearance is essential Role purpose/Skillset Experience of Java Experience of Spring framework or equivalent. Knowledge of software design patterns and when to apply them Excellent knowledge of development processes. Experience of containerisation using Docker or Kubernetes Experience of More ❯

onsite days needed to be agreed) Rate: up to £565.80 p/d Umbrella inside IR35 Clearance required: Active SC Clearance is essential Role purpose/Skillset Experience of Java Experience of Spring framework or equivalent. Knowledge of software design patterns and when to apply them Excellent knowledge of development processes. Experience of containerisation using Docker or Kubernetes Experience of More ❯

onsite days needed to be agreed) Rate: up to £565.80 p/d Umbrella inside IR35 Clearance required: Active SC Clearance is essential Role purpose/Skillset Experience of Java Experience of Spring framework or equivalent. Knowledge of software design patterns and when to apply them Excellent knowledge of development processes. Experience of containerisation using Docker or Kubernetes Experience of More ❯

for SC Clearance (You must not have been out of the country for more than 28 consecutive days in the past 5 years) Role purpose/Skillset Experience of Java Experience of Spring framework or equivalent. Knowledge of software design patterns and when to apply them Excellent knowledge of development processes. Experience of containerisation using Docker or Kubernetes Experience of More ❯

for SC Clearance (You must not have been out of the country for more than 28 consecutive days in the past 5 years) Role purpose/Skillset Experience of Java Experience of Spring framework or equivalent. Knowledge of software design patterns and when to apply them Excellent knowledge of development processes. Experience of containerisation using Docker or Kubernetes Experience of More ❯

for SC Clearance (You must not have been out of the country for more than 28 consecutive days in the past 5 years) Role purpose/Skillset Experience of Java Experience of Spring framework or equivalent. Knowledge of software design patterns and when to apply them Excellent knowledge of development processes. Experience of containerisation using Docker or Kubernetes Experience of More ❯

Azure experience is also very relevant. Proven track record building CI/CD pipelines and infrastructure-as-code. Experience developing and supporting production-grade applications in languages such as Java, Python or C#. Technical leadership in a specialist domain (e.g., containers, data platforms, cloud networking). Experience working in regulated environments with a focus on security and compliance. Desirable Experience More ❯

of SQL and relational databases Linux administration and shell scripting Familiarity with network security protocols Experience with cloud platforms, ideally AWS (EC2, RDS, S3, Lambda) Desirable: Coding experience in Java, Go, Python or similar Knowledge of cross-domain technologies Experience in service management environments Practical application of observability patterns Experience with Azure Additional Information: Due to the nature of the More ❯

Java Developer London, UK(3 days a week onsite & 2 days a week remote Rate : 500 GBP/Day (Inside IR35) Proficiency in Java, including Java 8 and above. Experience in designing microservices, developing, and deploying microservices. Strong knowledge of Spring Boot, Spring Cloud, and other Spring components click apply for full job details More ❯

Java Engineer | (Edinburgh) On site! | £550-£650 (Inside IR35) | 6 months initially (likely extension) | (Java, Spring Boot, Azure) We're looking for a Java Engineer, that has previous experience working with Azure for a range of exciting projects. Rate: £550-£650 (Inside IR35) Length: 6-month initial contract, strong likelihood of extension Location: Scotland (fully on site) Key Skills & Experience … Strong core Java development background Experience with Spring Boot Exposure to Azure App Services Proficiency with CI/CD pipelines (Jenkins preferred) Terraform experience desirable Must have valid Right to Work in the UK (no sponsorship available) You'll be joining a well established organisation, working on a range of internal systems and services. If this sounds like you, apply … now for more details! Java Engineer | (Edinburgh) On site! | £550-£650 (Inside IR35) | 6 months initially (likely extension) | (Java, Spring Boot, Azure) Oscar Associates (UK) Limited is acting as an Employment Business in relation to this vacancy. To understand more about what we do with your data please review our privacy policy in the privacy section of the Oscar website. More ❯

Lead on testing standards and act as a point of escalation or stand-in for the Lead Engineer. Skills & ExperienceEssential: Strong experience in test automation engineering using Playwright, TypeScript, Java and Docker. Excellent understanding of automation frameworks, CI/CD practices and quality assurance processes. Proven experience within secure or complex software delivery environments. Ability to mentor and guide other More ❯

and Confluent ecosystem (Connect, Schema Registry, KSQL, etc.). Hands-on experience with Kafka security, monitoring, and disaster recovery. Prior experience in banking or financial services environments. Proficiency in Java, Python, or similar for Kafka client development. Familiarity with cloud platforms (AWS, Azure, or GCP) and containerization (Docker/Kubernetes). All profiles will be reviewed against the required skills More ❯