They are seeking a skilled Java developer with 3+ years' experience for their 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 they can train up in their 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 their Milton Park, Abingdon, Oxfordshire office a minimum of three days per week.
* 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.
* Write clean, maintainable, and well‑documented code following industry best practices and internal standards.
* Implement automated tests (unit, integration, and functional) to ensure code quality and reliability.
* Monitor and optimize performance, scalability, and security.
* Apply and enforce security best practices, including:
o Ensuring secure authentication and authorization flows.
o Implementing encryption for data in transit and at rest.
o Validating and sanitizing all inputs to prevent injection attacks.
o Keeping dependencies and libraries up to date to mitigate vulnerabilities.
* Troubleshoot and resolve issues across development, staging, and production environments.
* Maintain up‑to‑date knowledge of emerging technologies, frameworks, and industry trends relevant to day‑to‑day development.
* Contribute to technical documentation and knowledge sharing across teams.
* Communicate and escalate issues clearly and promptly to relevant stakeholders.
* 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).
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