Senior Java Software Engineer

Senior Java Software Engineer

Temporary 60000 - 80000 £ / year (est.) No working from home possible
DiverseJobsMatter

At a Glance

  • Tasks: Design and develop high-performance Pricing and Promotions API services.
  • Company: Leading retail and technology organisation in London.
  • Benefits: Competitive contract rate, collaborative environment, and immediate project start.
  • Other info: Opportunity for growth in a high-performing engineering environment.
  • Why this job: Join a dynamic team and influence architecture on critical systems.
  • Qualifications: Strong Java experience, API expertise, and problem-solving skills.

The predicted salary is between 60000 - 80000 £ per year.

A leading retail and technology organisation is seeking an experienced Senior Java Software Engineer to support the development and enhancement of a mission‑critical Pricing and Promotions API platform. This role offers the opportunity to work on high‑volume, business‑critical systems that support large‑scale customer transactions and commercial operations. The successful candidate will play a key role in designing, developing, and optimising scalable API solutions while collaborating with cross‑functional engineering, product, and business teams. This position is ideal for a senior software engineer with extensive Java development experience, strong API expertise, and a passion for building high‑performance distributed systems.

Responsibilities

  • Design, develop, and maintain high‑performance Pricing and Promotions API services.
  • Build scalable, secure, and resilient backend solutions capable of supporting high transaction volumes.
  • Collaborate with product managers, architects, and engineering teams to define technical requirements and deliver solutions.
  • Develop and enhance RESTful APIs and microservices architectures.
  • Participate in technical design discussions and architectural decision‑making.
  • Conduct code reviews and promote engineering best practices across the development team.
  • Troubleshoot and resolve complex technical issues in production and development environments.
  • Optimise application performance, reliability, and scalability.
  • Contribute to automated testing, CI/CD pipelines, and deployment processes.
  • Produce and maintain technical documentation and engineering standards.
  • Support continuous improvement initiatives across development processes and technology platforms.

Requirements

  • Strong experience building and supporting RESTful APIs and backend services.
  • Experience working within microservices‑based architectures.
  • Strong understanding of software design patterns and engineering best practices.
  • Experience with high‑availability, high‑transaction, or large‑scale distributed systems.
  • Strong knowledge of SQL and database technologies.
  • Experience working within Agile software development environments.
  • Excellent problem‑solving and analytical skills.
  • Strong communication and stakeholder collaboration abilities.
  • Experience within retail, e‑commerce, pricing, promotions, or transaction‑based environments.
  • Knowledge of cloud platforms such as AWS, Azure, or Google Cloud.
  • Experience with containerisation technologies such as Docker and Kubernetes.
  • Exposure to event‑driven architectures and messaging technologies.
  • Experience contributing to technical leadership and mentoring activities.
  • Familiarity with DevOps practices and CI/CD tooling.

Immediate project start. Opportunity to work on large‑scale, business‑critical systems. Exposure to modern engineering practices and technologies. Collaborative and high‑performing engineering environment. Opportunity to influence architecture and technical direction.

Applications from suitably qualified candidates are welcomed regardless of background, and reasonable adjustments can be provided throughout the recruitment process where required.

Senior Java Software Engineer employer: DiverseJobsMatter

Join a leading retail and technology organisation in London as a Senior Java Software Engineer, where you will be part of a collaborative and high-performing engineering environment. This role not only offers the chance to work on mission-critical systems that drive large-scale customer transactions but also provides opportunities for professional growth through exposure to modern engineering practices and technologies. With a strong focus on employee development and a commitment to fostering an inclusive workplace, this company stands out as an excellent employer for those seeking meaningful and rewarding careers.

DiverseJobsMatter

Contact Details:

DiverseJobsMatter Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Senior Java Software Engineer

Get Involved in Open-Source Projects

Diving into open-source projects is a brilliant way to showcase your skills and connect with other developers in the community. Not only will you beef up your GitHub profile but you might also catch the eye of someone at DiverseJobsMatter who values hands-on experience over just theory.

Attend Local Tech Meetups

Tech meetups are gold mines for networking and discovering job opportunities, especially in the fast-paced world of software engineering. Check out local listings for events in your area and don’t shy away from introducing yourself. This could lead directly to a temporary position at DiverseJobsMatter!

Showcase Your Work Online

With temporary roles, it’s all about standing out in a short space of time. Create a portfolio website where you highlight your projects and skills. Talk about your code, and provide links to your GitHub repositories. This will not only demonstrate your abilities but will also make it easier for recruiters at DiverseJobsMatter to see what you bring to the table.

Leverage Temporary Job Boards

Don’t forget to check specialised job boards for temporary software development roles. Websites like We Work Remotely or Remote OK often list short-term gigs that can be a perfect fit. Apply directly through our website as well, making sure your application is sharp—temporary roles can move fast!

We think you need these skills to ace Senior Java Software Engineer

Java Development
RESTful APIs
Microservices Architecture
Software Design Patterns
High-Availability Systems
SQL
Agile Software Development

Some tips for your application 🫡

Show Off Your Tech Skills:Make sure your CV highlights your tech stack and any programming languages you’re proficient in. Include specifics about any frameworks or technologies you’ve worked with; they can make you stand out in the sea of applicants. It’s all about showing that you have the chops we need at DiverseJobsMatter!

Portfolio 2.0:Since you’re applying for a temporary gig, it’s super important to showcase a portfolio that highlights your best projects. Include links to GitHub or any personal projects that demonstrate what you can do in a real-world environment. This gives us a taste of your style and your problem-solving approach!

Keep It Brief and Relevant:With a temporary position, we want to see your ability to hit the ground running. Be concise in your CV and cover letter; stick to experiences that directly relate to the role. Highlight any previous temporary roles or freelance gigs that show your adaptability and quick learning!

Tailor Your Cover Letter:Don’t just send a generic cover letter. Personalise it for Senior Java Software Engineer at DiverseJobsMatter! Mention why this temporary role excites you and how you see yourself contributing in the short run. Show us what you've got and why you're the one for this quick turn-around!

How to prepare for a job interview at DiverseJobsMatter

Nail the Technical Skills

For a software engineering role, you'll likely face technical questions or coding tasks during your interview. Brush up on the relevant programming languages and frameworks that DiverseJobsMatter uses, and don’t forget to practice some coding challenges on platforms like LeetCode or HackerRank. Showing your coding prowess can really make you stand out!

Prepare for System Design Questions

Even for a temporary role, having a grasp of system design principles can be crucial. Be ready to discuss how you would architect a software solution, including discussing trade-offs, scalability, and performance considerations. Having examples from previous projects can really show off your analytical thinking.

Demonstrate Your Adaptability

Since this is a temporary role, you'll want to emphasise your ability to hit the ground running. Highlight experiences where you quickly adapted to new technologies or teams. Let’s make it clear to the interviewers at DiverseJobsMatter that you can learn on the job and deliver results in a short timeframe!

Show Off Your Portfolio

Make sure to have a portfolio or GitHub ready showcasing your projects. Having tangible evidence of what you've done—be it personal projects, contributions to open-source, or previous work—can convey how capable you are. Tailor this for what might interest DiverseJobsMatter, so it's relevant and sparks conversation during your interview.