1 to 25 of 141 Contract Java Jobs in England

Java Technical Lead X5 (Java 8) – SC Security Cleared Java Technical Lead X5 is urgently needed to support our central government client to provide Java technical leadership on a high-profile digital programme. This is a hands-on role where you’ll guide engineering teams, shape technical direction, and deliver secure, scalable, and resilient services. The Java Technical Leads will … lead by example: designing and building Java-based microservices, driving adoption of modern cloud and DevOps practices, and ensuring services are reliable, automated, and well-monitored. The role requires someone equally comfortable setting strategy and getting into the detail of code, pipelines, and infrastructure. Java Technical Lead X5- (Java 8)- Sc Security Cleared- Essential Expereince Extensive Java development skills in … Java 8 or above and Java leaderships expereince. Strong expertise in Java 8, microservices, event-driven systems. Kafka – production clusters, consumer lag, scaling, tuning, troubleshooting. MongoDB – replication, sharding, performance tuning, backups/restores. AWS – EC2, VPC, S3, RDS, IAM, ALB/NLB; HA design and cost optimisation desirable. Terraform – production experience (modules, remote state, multi-env, collaboration). Linux administration More ❯

Were 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/Linux … 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 ❯

Job Title: Senior Java Developer Role Summary: We are looking for a highly skilled Senior Java Developer to design, develop, and maintain enterprise-grade applications. The role involves working closely with architects, business analysts, and cross-functional teams to deliver scalable, secure, and high-performing solutions. Key Responsibilities: Design, develop, and implement robust Java-based applications for enterprise use. Collaborate … compliance with security standards. Troubleshoot, debug, and resolve complex production issues. Contribute to continuous improvement in development processes and tools. Required Skills & Experience: 5–8+ years of experience in Java/J2EE application development. Strong knowledge of Core Java, Spring Framework (Spring Boot, Spring MVC, Spring Security), Hibernate/JPA. Hands-on experience with RESTful APIs, Microservices architecture, and messaging More ❯

utilisation. Mentor and Inspire: Lead, manage, and mentor your team, fostering a collaborative environment focused on results. Technical Skills: Orchestration: Camunda 8 (including Zeebe, Operate, Elasticsearch, etc.) Backend Development: Java 21, Spring Boot 3.x, Kafka Frontend Development: Angular 15+, React 18+, REST APIs CI/CD Tools: Jenkins, Docker, Kubernetes Monitoring & Alerts: Prometheus, Grafana Data Persistence: PostgreSQL, MongoDB, Redis Why More ❯

utilisation. Mentor and Inspire: Lead, manage, and mentor your team, fostering a collaborative environment focused on results. Technical Skills: Orchestration: Camunda 8 (including Zeebe, Operate, Elasticsearch, etc.) Backend Development: Java 21, Spring Boot 3.x, Kafka Frontend Development: Angular 15+, React 18+, REST APIs CI/CD Tools: Jenkins, Docker, Kubernetes Monitoring & Alerts: Prometheus, Grafana Data Persistence: PostgreSQL, MongoDB, Redis Why More ❯

Senior Java Developer Inside IR35 - 3 days onsite Our banking client is seeking an experienced Senior Java Developer to join their dynamic technology team. This role offers the opportunity to work on high-impact financial applications, driving innovation and excellence in software development within a fast-paced and regulated environment. As a Senior Java Developer, you will play a key … role in designing, developing, and maintaining enterprise-grade applications, while mentoring junior engineers and helping shape technical strategy. Key Responsibilities Design, develop, and maintain Java-based applications and services . Write clean, efficient, and well-documented code . Participate in code reviews and provide constructive feedback. Collaborate with cross-functional teams to define, design, and deliver new features . Troubleshoot … and debug complex issues. Required Qualifications Professional Java software development experience. Strong understanding of object-oriented programming and design patterns . Hands-on experience with Spring and Hibernate frameworks. Solid experience with relational databases (MSSQL, Oracle). Proven experience with RESTful API design and development . Strong background in unit, regression, and integration testing (JUnit). Experience with Maven/ More ❯

with the team Required skills: Proven experience as a Full Stack Developer or similar role Proficiency in front-end technologies and frameworks (React required) Strong back-end development skills (Java and Node.js required) Familiarity with version control systems (Git) Experience with containerisation and DevOps practices (Docker, Kubernetes) Hands-on experience with Red Hat Open Shift Excellent problem-solving skills and More ❯

communication skills Experience with software development methodologies Knowledge of configuration management tools (e.g. Git, Subversion) Ability to deliver high-quality work to time and budget Desirable skills (not essential): Java development experience Agile development experience (Scrum, SAFe) Familiarity with Linux operating systems and scripting (e.g. Python) Knowledge of cloud platforms (AWS), containers (Docker), or infrastructure as code Experience with COTS More ❯

/banking systems AI/ML integration proficiency (NLP, recommendation systems) Compliance awareness Cloud deployment experience (Azure/AWS) - highly desirable Backend development using other languages such as Python, Java - highly desirable SQL/NoSQL database design & optimisation - desirable DevOps (CI/CD pipelines, Docker, Kubernetes) - desirable TO BE CONSIDERED... Please apply directly by emailing with your CV and availability. More ❯

scale applications with focus on performance, scalability, security, and reliability. Experience in a highly Agile continuous integration and continuous deployment environment, preferably within a financial domain. Strong experience in Java/J2EE, Spring Boot, Mule, web Services, Kafka, SQL & PL/SQL (Oracle) Strong knowledge of XML, JSON and its usage within API and Microservice implementations at scale. Experience in More ❯

and reliability. 7+ years’ experience overseeing enterprise-grade platform solutions Experience in a highly Agile continuous integration and continuous deployment environment, preferably within a financial domain. Strong experience in Java/J2EE, Spring Boot, Mule, web Services, Kafka, SQL & PL/SQL (Oracle) Strong knowledge of XML, JSON and its usage within API and Microservice implementations at scale. Significant expertise More ❯

and execution of unimpactful deployments. Maintain and support Live systems. Optimise delivery patterns. Maintain COTS (Commercial off the shelf) products integrated within Live systems. Required Skills & Experience: C#/java, .NET Core Containerisation (Docker, Kubernetes, OpenShift) xUnit Agile working practices CI/CD tooling Scripting experience (Python, Perl, Bash, etc.) ELK (Elastic stack) JavaScript Cypress Linux experience Search engine technology More ❯

architectural role. Strong foundational understanding of PKI infrastructure, certificate life cycle management, and secure key management practices. Hands-on experience with application development and deployment in enterprise environments (eg, Java, .NET, Python, or similar platforms). Demonstrated knowledge of certificate usage within enterprise systems, including TLS/SSL, code signing, S/MIME, and endpoint authentication. Well-rounded expertise in More ❯

engineers) operating in two-week sprints, helping to ensure solutions meet the highest quality standards across a range of technologies. Tech Stack Frontend: Remix, React, JavaScript Backend: Java, Spring, .NET Data: MongoDB, Oracle Tools: RabbitMQ, JSON Key Responsibilities Design and implement test automation frameworks and solutions from the ground up Apply TDD/BDD methodologies and risk-based testing approaches More ❯

including Azure Functions, App Services, AKS, and Logic Apps Hands-on experience with Azure Cosmos DB including query optimisation and throughput management Proficiency with Cosmos DB SDKs (e.g., .NET, Java, Python, Node.js) Experience with SQL API and familiarity with other APIs Strong understanding of partitioning, indexing, and consistency levels Experience with Git, version control, and continuous integration tools Desirable: Advanced More ❯

resilience. Work within GDS (Government Digital Service) standards, contributing to open-source where applicable. Essential Skills and Experience Tech stack: Frontend- Express/Casa/Nunjuks with Typescript Backend- Java/Spring boot with some AWS integration's (SNS/SQS mostly) Data- MongoDB Infra- AWS with terraform for IaC Kubernetes Understanding of Agile and DevOps practices. Strong problem-solving More ❯

resilience. Work within GDS (Government Digital Service) standards, contributing to open-source where applicable. Essential Skills and Experience Tech stack: Frontend- Express/Casa/Nunjuks with Typescript Backend- Java/Spring boot with some AWS integration's (SNS/SQS mostly) Data- MongoDB Infra- AWS with terraform for IaC Kubernetes Understanding of Agile and DevOps practices. Strong problem-solving More ❯

a passion for mentoring and team development Experience working in or with financial services organisations is highly desirable Strong background in full-stack development with hands-on experience in Java, Spring Boot, Kafka, Microservices architecture, AWS, Angular and React Why join us Career coaching, mentoring and access to upskilling throughout your entire FDM career Assignments with global companies and opportunities More ❯

a passion for mentoring and team development Experience working in or with financial services organisations is highly desirable Strong background in full-stack development with hands-on experience in Java, Spring Boot, Kafka, Microservices architecture, AWS, Angular and React Why join us Career coaching, mentoring and access to upskilling throughout your entire FDM career Assignments with global companies and opportunities More ❯

programmes within the Defence & National Security space and are keen to connect with talented engineers interested in making a real impact. What you'll bring: - Strong development skills in Java, Python or C++ - Experience with containerisation & orchestration (Docker, Kubernetes) - Infrastructure as Code knowledge (Terraform, Ansible) - Cloud (AWS or Azure) exposure beneficial - A collaborative mindset with the ability to solve complex More ❯

Track record delivering secure mobile applications (fintech preferred) Experience integrating AI/ML components into mobile apps Security/compliance awareness (GDPR, OAuth, encryption) Exposure to backend development (Python, Java, .NET) - desirable Familiarity with Azure/AWS cloud integration - desirable Understanding of SQL/NoSQL databases - desirable Experience with CI/CD, Docker, Kubernetes - desirable TO BE CONSIDERED Please apply More ❯

Track record delivering secure mobile applications (fintech preferred) Experience integrating AI/ML components into mobile apps Security/compliance awareness (GDPR, OAuth, encryption) Exposure to backend development (Python, Java, .NET) - desirable Familiarity with Azure/AWS cloud integration - desirable Understanding of SQL/NoSQL databases - desirable Experience with CI/CD, Docker, Kubernetes - desirable TO BE CONSIDERED... Please apply More ❯

. Hands-on experience with IaC and automation tools (Terraform, Ansible, Cloudformation etc.). Experience with containerisation (eg Docker, Kubernetes, EKS). Proficiency with Scripting/programming in Python, Java, JavaScript or similar. You will be required on-site in Gloucestershire 3-4 days per week (flexible on timings), and must hold active eDV Clearance to be considered. Please don More ❯

executive leadership. ? What Youll Need Were looking for someone who is technically strong and a natural leader. You'll need: Essential Skills: Significant experience in modern software engineering (e.g. Java, microservices, Hexagonal architecture, MongoDB, Kafka) or cloud/DevOps infrastructure (e.g. AWS, Terraform, GitLab CI, Jenkins). Proven experience leading engineering teams , including mentoring, code reviews, and setting best practices. More ❯

other developers in an agile setup. Contributing to a platform that's critical to global trading operations. What we're looking for: Strong programming skills in an OOP language (Java, Python, etc.). Solid hands-on experience with React, JavaScript, HTML, and CSS. Good understanding of algorithms, data structures, and design patterns. Experience with agile methodologies (Scrum, Kanban, XP) and More ❯