Java Web Developer
Java developer (3+ years) on the Neftex Technical Services Team designing, building, and maintaining subsurface evaluation software for the energy sector — desktop and web apps using Java Core, Spring Boot, REST APIs, Hibernate/JPA, and GitLab CI/CD. Hybrid role with at least 3 days per week in the Abingdon, Oxfordshire office.
- Compensation
- Not disclosed
- Location
- United Kingdom
- Work setup
- Hybrid
- Seniority
- Not specified
- Employment
- Not specified
- Experience
- 3+ years
- Category
- Software engineering
- Posted
Skills
Must have
- 3+ years of Java development experience
- Strong Java Core: Collections Framework, Generics, Streams, Lambdas
- Exception handling and best practices
- Multithreading and concurrency (Executors, synchronization, CompletableFuture)
- Memory management and garbage collection basics
- Object-oriented principles (SOLID, design patterns, microservice architecture)
- Experience with Java frameworks (Spring Boot, Eclipse RCP, OData, Hibernate, JPA, REST)
- Backend development of REST APIs with Spring Boot, Swagger/OpenAPI, Spring Security, OAuth2/OIDC, JWT
- Git-based workflows and GitLab CI/CD pipelines
- Experience working in an Agile environment (Scrum or Kanban)
- Familiarity with SQL Server, PostgreSQL or other relational databases
- Undergraduate degree in Software Engineering, Computer Science, or related field (or equivalent experience)
- Self-starter with proactive attitude and ability to learn new technologies quickly
- Attend Abingdon, Oxfordshire office a minimum of 3 days per week
Nice to have
- Familiarity with GIS connectors
- Familiarity with Azure DevOps, GitLab, and Git-based workflows
- Experience with CI/CD pipeline automation and deployment scripting
- Experience with automated testing (unit, integration, regression)
- Eclipse plugin development (SWT, JFace, Eclipse OSGi, extension points, views/editors, preferences)
- Knowledge of containerization and orchestration (Docker, Kubernetes)
Full description
Location:
Abingdon
Job Duties
We are seeking a skilled Java developer with 3+ years' experience for our Neftex Technical Services Team. Reporting to the Team Lead, you will contribute to the design, development, and maintenance of subsurface evaluation solutions across the energy sector. Successful candidates will be evidently enthusiastic and motivated people who we can train up in our processes and ultimately play a key role in quality assurance initiatives across different stakeholder groups. Please note, although this is a hybrid position, you will be required to attend our Abingdon, Oxfordshire office a minimum of three days per week.
Minimum Qualifications
- Strong knowledge of Java Core, including:
- Collections Framework, Generics, Streams, Lambdas
- Exception handling and best practices
- Multithreading and concurrency (Executors, synchronization, CompletableFuture)
- Memory management and garbage collection basics
- Object-oriented principles (SOLID, design patterns, microservice architecture)
- Experience with Java and related frameworks (SpringBoot, Eclipse RCP, OData, Hibernate, JPA, REST, etc.)
- Backend development including REST APIs with Spring Boot, Swagger/OpenAPI specifications, Spring Security, OAuth2/OIDC, JWT.
- Git-based workflows and Gitlab CI/CD pipelines.
- Experience working in an Agile development environment (Scrum or Kanban).
- Familiarity with SQL Server, PostgreSQL or other relational databases.
- Self-starter with a proactive attitude and ability to learn new technologies quickly.
- Undergraduate degree in Software Engineering, Computer Science, or a related field.
Preferred Qualifications
- Familiarity with GIS connectors.
- Familiarity with Azure DevOps, GitLab, and Git-based workflows.
- Experience with CI/CD pipeline automation and deployment scripting.
- Experience with automated testing, including unit, integration, and regression testing.
- Eclipse Plugin development experience including SWT, JFace, Eclipse OSGi, extension points, views/editors, preferences
- Knowledge of containerization and orchestration (Docker, Kubernetes).
Key Responsibilities
- Design, develop, and maintain desktop and web applications using Java.
- Implement new services, features, and bug fixes as prioritized by the Product Owner.
- Build and integrate APIs to enable seamless communication between services and components.
- Collaborate with product owners, architects, and other developers to define requirements and deliver high-quality solutions.
- Participate actively in Agile ceremonies including sprint planning, daily stand-ups, backlog refinement, and retrospectives.