At a Glance
- Tasks: Design and develop innovative Java applications for the energy sector.
- Company: Join Halliburton, a leader in energy solutions with a diverse and inclusive culture.
- Benefits: Competitive salary, hybrid work model, and opportunities for professional growth.
- Other info: Dynamic team environment with excellent career advancement opportunities.
- Why this job: Make a real impact in the energy sector while working with cutting-edge technologies.
- Qualifications: 3+ years of Java experience and a passion for learning new tech.
The predicted salary is between 60000 - 80000 £ per year.
We are looking for 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.
- 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:
- Ensuring secure authentication and authorization flows.
- Implementing encryption for data in transit and at rest.
- Validating and sanitizing all inputs to prevent injection attacks.
- 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 upscale issues clearly and promptly to relevant stakeholders.
Mid-Level Java Developer in Milton Keynes employer: Halliburton
At Halliburton, we pride ourselves on being an exceptional employer, offering a dynamic work culture that fosters innovation and collaboration. Our Abingdon office provides a supportive environment where Mid-Level Java Developers can thrive, with ample opportunities for professional growth through training and involvement in cutting-edge projects within the energy sector. Join us to be part of a team that values your contributions and encourages continuous learning while enjoying a competitive compensation package.
StudySmarter Expert Advice🤫
We think this is how you could land Mid-Level Java Developer in Milton Keynes
✨Join Local Tech Meetups
Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at Halliburton or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!
✨Contribute to Open Source Projects
Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to Halliburton.
✨Tap into Online Developer Communities
Don’t underestimate the power of online developer communities like GitHub, Stack Overflow, and even Reddit. Participate in discussions, share your projects, and build your visibility. We can often find opportunities through these channels that can lead to a full-time gig at companies like Halliburton.
✨Explore Job Boards Specifically for Tech Roles
Keep your eyes peeled on job boards that focus on tech roles. Sites like TechCareers or Stack Overflow Jobs can often have listings for companies like Halliburton that might not show up on broader job sites. Make it a habit to check these regularly, and don’t hesitate to apply directly through our website!
We think you need these skills to ace Mid-Level Java Developer in Milton Keynes
Some tips for your application 🫡
Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.
Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at Halliburton.
Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Halliburton and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!
Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!
How to prepare for a job interview at Halliburton
✨Brush Up on Your Coding Skills
For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.
✨Know Your Tools and Frameworks
Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If Halliburton uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.
✨Showcase Your Projects
Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.
✨Prepare for Behavioural Questions
While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.
