1 to 25 of 254 Java Jobs in the South East

We're Hiring: Java Engineer - Centre of Excellence (Java/Microservices/APIs) Location: London, United Kingdom (Hybrid - Minimum 2 days onsite/week)?? Start Date: Immediate? Engagement Type: Contract - Outside IR35 , 12-month initial term (with potential for extension or permanent employment) Industry: Financial Services/Technology Consulting About the Role We are seeking a highly capable Java Engineer … focused on delivering secure, scalable, and production-grade digital solutions for the financial services sector. This is a hands-on engineering role ideal for someone with strong experience in Java , Spring Boot , microservices , and API development , who thrives in collaborative, high-accountability environments. The successful candidate will contribute to backend service design, secure API delivery, and the development of reusable … engineering assets across client engagements. Key Responsibilities Design, develop, and maintain backend services using Java and Spring Boot Build and integrate secure APIs aligned with industry standards (e.g., OAuth2, OpenID Connect) Contribute to the development of microservices architectures and distributed systems Collaborate with frontend, DevOps, and QA teams to deliver cohesive, end-to-end solutions Participate in technical design sessions More ❯

Principal FullStack Engineer - NPPV3, SC, Java, 4GL, Java Script Up to £635 per day (InsideIR35) London/Remote 12 Months My client is an instantly recognisable consultancy who require a Principle/Lead FullStack Engineer with Java, C#, Java Script and Active Security Clearance (SC), as well as Active NPPV3, to lead a team of Engineers in a critical project … for an end client.Key requirements: Principal FullStack engineer with experience leading teams of engineers on complex projects Active Security Clearance (SC) and Active NPPV3 Full stack experience in C#, Java (Spring Boot, JPA/Hibernate), Rest APIs Experience in building microservices and knowledge of SOLID principles Understanding of 4GL (fourth generation programming language) Experience in backlog refinement, preparation of user … stories and object oriented analysis and design Excellent stakeholder management skills Nice to have: Experience in Front End (Java Script or View JS) Awareness of AWS DevOps principles and orchestration tools (Docker, Terraform, Kubernetes) Knowledge of GDS standards, to provide support on technical decisions If you're interested in this role, click 'apply now' to forward an up-to-date More ❯

using agile/lean methodologies. A strong full stack software development background with an understanding of how to engineer quality software. Considerable commercial development experience with C#/.net, Java, Python, or other development languages. Web development experience using technologies such as JavaScript, TypeScript, and React. Proven experience delivering mission critical software into a demanding production environment. Deep experience using More ❯

We're Hiring: Backend Specialist - Java/Microservices/Secure APIs Location: London, United Kingdom (Hybrid - Minimum 2 days onsite/week)?? Start Date: Immediate? Engagement Type: Contract - Outside IR35 , 12-month initial term (with potential for extension or permanent employment) Industry: Financial Services/Technology Consulting About the Role We are seeking a highly skilled Backend Engineer to join … focused on delivering secure, scalable, and production-grade digital solutions for the financial services sector. This is a hands-on engineering role ideal for someone with deep expertise in Java, Spring Boot, and secure API design , and who thrives in fast-paced, client-facing environments. The successful candidate will play a key role in shaping backend architecture, driving secure service … delivery, and contributing to engineering standards across engagements. Key Responsibilities Design and develop backend services using Java and Spring Boot Architect and implement secure APIs using OAuth2, FAPI, OpenID Connect Ensure backend services are performant, scalable, and resilient Collaborate with frontend, DevOps, and QA teams to deliver integrated solutions Participate in architecture reviews, technical design sessions, and stakeholder workshops Champion More ❯

national security environments • Support new team formation and DevOps capability uplift across London, Leeds, and Manchester hubs Requirements • Proficient in one or more programming languages: Python, .NET, JavaScript, or Java • Strong experience with containerisation (Docker, Kubernetes), version control (Git) • Experience delivering CI/CD pipelines with infrastructure automation • Comfortable working within Agile frameworks (Scrum, Kanban, Lean) • Eligible for SC Clearance More ❯

Salary £90,000 per year Requirements Approximately 5 years of back-end development experience using Kotlin or modern Java Expertise in microservice architectures and frameworks like Spring Boot Deep understanding of RESTful API design and integration Experience with Agile methodologies (Scrum or Kanban), TDD, and pair programming practices Experience with CI/CD pipelines and automation tooling Knowledge of Docker More ❯

study. Or equivalent technical experience in a professional environment Experience in front-end/back-end technologies, such as: Angular or Nest.js Experience with object-oriented programming language, including JAVA, Node.js or SpringBoot Experience creating applications in cloud-based and cloud native development environments (ex. Azure, AWS, Google, Kubernetes) Experience creating and consuming Restful and/or SOAP API's More ❯

a DevOps Engineer with proficiency in building and maintaining CI/CD pipelines Understanding of automation and orchestration scripting (Python, Bash, Ruby) Demonstrable experience with React Proficiency in Backend - Java v17+/Spring/Spring Boot Proven experience designing and implementing cloud-based architectures (AWS, Azure or GCP) Ability to implement monitoring solutions (e.g. Prometheus, Grafana) Experience implementing security best More ❯

with the latest tools and technologies. Your Toolkit Pro-level skills in HTML, CSS, JavaScript , and frameworks like React, Angular, or Vue . Backend savvy with Node.js, Python, Ruby, Java , or similar. Hands-on experience with RESTful APIs , SQL/NoSQL databases , and Git . A knack for responsive design and mobile-first development. A mindset that blends innovation, curiosity More ❯

higher education sponsorship) Please click the APPLY button to send your CV & Cover Letter for this role. Candidates with experience or relevant job titles of; Software Developer, Software Engineer, Java Engineer, Infrastructure Engineer, IT Developer, Programmer, Technical Developer, Cloud Infrastructure Engineer, DevOps Engineer, DevOps, Software Development may also be considered for this role. More ❯

of ownership and commitment to shared team goals Your profile 3+ years of experience developing commercial software Good understanding of software design patterns and architecture principles Commercial experience with Java or C#/.NET Commercial experience with React and TypeScript for front-end development Familiarity with Git and CI/CD pipelines (preferably Azure DevOps) Familiarity with containerization and orchestration More ❯

or equivalent experience Have an excellent knowledge of continuous software delivery including using and developing with applicable toolsets Be proficient in development languages, including one or more the following: Java, Springboot, Python, C# Have an excellent understanding of data modelling principles, data manipulation languages, and storage systems Good knowledge of industry best practices, such as code coverage Proficiency of software More ❯

Dynamics 365 Developer | London OR Birmingham OR Hook | Hybrid | 6 Months Initial Contract | Up to £650/day Inside IR35 | Omnichannel | JAVA | Our client is seeking a talented Dynamics 365 Developer to join their team and apply their knowledge and technical expertise to the delivery of Dynamics 365 and Power Platform solutions within a product-based organisation with an agile More ❯

security standards, governance policies, and regulatory requirements. Required Skills & Experience : Expertise in software development and engineering for large-scale distributed systems. Strong proficiency in programming languages such as Golang, Java, or Python. Extensive experience with cloud infrastructure providers (AWS, Azure, or GCP). Deep knowledge of container orchestration platforms like Kubernetes. Exceptional problem-solving skills and a passion for building More ❯

security standards, governance policies, and regulatory requirements. Required Skills & Experience : Expertise in software development and engineering for large-scale distributed systems. Strong proficiency in programming languages such as Golang, Java, or Python. Extensive experience with cloud infrastructure providers (AWS, Azure, or GCP). Deep knowledge of container orchestration platforms like Kubernetes. Exceptional problem-solving skills and a passion for building More ❯

solutions. Operational Excellence: Ensure performance, scalability, and cost-efficiency across GCP environments. Required Experience Proven hands-on experience with GCP development and architecture. Strong programming skills in Python (preferred), Java, or Go. Expertise in Docker, Kubernetes, and GCP services like BigQuery, Cloud Run, Vertex AI, and Pub/Sub. Solid understanding of CI/CD, Terraform, and Git-based workflows. More ❯

environments such as GCP, AWS or Azure Software Development best practice such as SOLID, ACID and OO design principles Desirable: Experience with Angular Previous development/integration experience with Java & GoLang Writing integration tests (such as Cypress) and understanding behaviour-driven development (BDD) principles Understanding of CI/CD methodologies, GitHub Actions, etc Experience integrating with e-commerce platforms such More ❯

business. You'll work across the full tech stack using JavaScript and Vue.js on the front end, there's a range of other tech in the stack (TypeScript, Node.js, Java, Python and of course a bit of legacy PHP!), you'll be encouraged to explore new technologies and use the best tool for the job as well as own your More ❯

scale and future proof the business. You'll focus on front end components using JavaScript and Vue.js, there's a range of other tech in the stack (TypeScript, Node.js, Java, Python and of course a bit of legacy PHP!), you'll be encouraged to explore new technologies and use the best tool for the job as well as own your More ❯

send your CV and Cover Letter for this role. Candidates with experience of; Salesforce Engineer, Salesforce Integration Developer, Salesforce, Software Developer, App Designer, IT Engineer, Web Development, Application Developer, Java, Technical Support Engineer, JavaScript, App Developer, Web Engineer, Skilled Web Developer, Senior Web Developer, Senior Web Design, Lead Web Development, Experienced Web Developer will also be considered for this role. More ❯

send your CV and Cover Letter for this role. Candidates with experience of; Salesforce Engineer, Salesforce Integration Developer, Salesforce, Software Developer, App Designer, IT Engineer, Web Development, Application Developer, Java, Technical Support Engineer, JavaScript, App Developer, Web Engineer, Skilled Web Developer, Senior Web Developer, Senior Web Design, Lead Web Development, Experienced Web Developer will also be considered for this role. More ❯

Monitor, debug and resolve issues in production and development environments. Contribute to continuous improvements of development practices, tools and methodologies. Use technologies and industry-standard tools such as C, Java, Python, Git, Jenkins, and Docker Learn from our team of 100+ IBM Storage developers in Hursley, plus hundreds more worldwide, to become an expert in our product. Work onsite in More ❯

skills. Must have the ability to confidently and quickly problem solve by understanding what is happening, why and then correcting. Expertise in at least two back-end technologies, ideally Java & Python. Software virtualisation skills e.g., Docker. The willingness and ability to gain or currently holding UK Security Clearance (SC) as a minimum. This role is a Reserved role which requires More ❯

Are you an experienced Java Back-End Developer looking for a new role Do you want to be part of a forward-thinking team Do you want to lead and mentor junior developers If so, we have the perfect opportunity for you!Our client, an award-winning analytics company who optimise businesses productivity and performance are looking for a Senior … Backend Developer to join their team on a full-time basisin West Sussex. What You'll Do Develop server-side applications & APIs using Java, Spring Boot. Optimise performance, security, and scalability. Implement secure and efficient data storage solutions. Work closely with front-end, product, and DevOps teams. Conduct code reviews & mentor junior developers. Requirements: 5+ years Java development experience. Strong More ❯

SSO (Single Sign On), Elastic and Kibana. Strong communication skills Agile environment experience Nice to have: Working knowledge of Kafka/Docker/Jenkins/Postgres/Liquibase/Java NPPV3 Clearance Immediate availability If interested, with relevant experience, please apply with your latest CV ASAP. Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment More ❯