At a Glance
- Tasks: Design and optimise high-performance Java systems for secure payment workflows.
- Company: Fast-growing tech consultancy with a focus on digital transformation.
- Benefits: Hybrid work model, competitive salary, and a supportive team culture.
- Other info: Collaborative environment with opportunities for mentorship and career growth.
- Why this job: Join a dynamic team and make an impact in the payments processing domain.
- Qualifications: 10+ years in Java development with strong performance optimisation skills.
The predicted salary is between 80000 - 100000 € per year.
Hello from RE Partners!
Who We Are: We are a fast growing business and technology consultant company co-founded in 2019. We offer a custom-tailored, white-glove engineering service fit for our clients, because a digital transformation is more than just technology. With a successful track record of being a preferred vendor for Fortune 500 companies and as a trusted partner for some of the industry's leading companies, our global talent has helped many clients achieve their goals.
We are seeking an experienced and opinionated Principal Java Engineer to join our high-performing engineering team, working on low latency, high-throughput systems in the payments processing domain. This hybrid role is based in the UK and offers the opportunity to build scalable, real-time services using modern technologies.
If you’re passionate about performance, have strong Core Java and SpringBoot expertise, and thrive in a collaborative yet opinionated engineering culture, we want to hear from you.
Key Responsibilities:- Design, develop, and optimize low-latency, high-throughput backend systems using Java.
- Build and maintain RESTful APIs and microservices that power secure payment workflows.
- Work with messaging standards and protocols commonly used in financial transactions.
- Deploy, monitor, and scale applications in Red Hat OpenShift and AWS cloud environments.
- Integrate with MongoDB and other NoSQL/SQL datastores for real-time data management.
- Collaborate with DevOps, Product, and QA teams to ensure production-grade solutions.
- Drive architectural changes, advocate for best practices, and provide mentorship to peers.
- Drive performance tuning, fault tolerance, and observability improvements across services.
- 10+ years of experience in Java development with a focus on performance and memory optimization.
- Proficient in Mongo, Spring and microservice-based architecture.
- Proven experience with low-latency, high-throughput applications (sub-millisecond response times a plus).
- Hands-on experience deploying applications on Red Hat OpenShift and/or Kubernetes.
- Strong cloud experience with AWS services such as ECS, EKS, Lambda, S3, etc.
- Strong communication skills and a bias toward action and opinionated design decisions.
- Familiarity with messaging systems (Kafka, RabbitMQ, etc.)
- Prior experience in Payments Processing, financial services, or banking systems.
- Exposure to container security and performance tuning on OpenShift.
- Knowledge of payment gateways, ISO 20022, or SWIFT formats.
- Hybrid work model in London, UK.
- Collaborative, fast-paced, and engineering-driven culture.
- Emphasis on engineering autonomy, architectural decision-making, and clean code.
Join Our Global Team: We invite you to apply for the position at RE Partners. Join us in shaping the future of business technology consulting and transforming the way organizations thrive in a digital world. As a diverse, woman-owned global business, we pride ourselves on keeping talent happy – our 7% attrition rate speaks volumes. Bring your talented friends along and earn a referral bonus.
Equal Opportunity Employer: We are an equal opportunity employer and welcome applications from all qualified individuals regardless of race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, disability, or veteran status.
Principal Java Engineer in Milton Keynes employer: LinkedIn
At RE Partners, we pride ourselves on being a dynamic and inclusive employer that fosters a collaborative and high-performing engineering culture. Our hybrid work model in London allows for flexibility while empowering our employees to take ownership of their projects and drive architectural decisions. With a strong focus on professional growth and a commitment to employee satisfaction, evidenced by our low attrition rate, we offer a unique opportunity for talented individuals to thrive in the fast-paced world of business technology consulting.
StudySmarter Expert Advice🤫
We think this is how you could land Principal Java Engineer in Milton Keynes
✨Tip Number 1
Network like a pro! Reach out to your connections in the industry, attend meetups, and engage in online forums. The more people you know, the better your chances of landing that Principal Java Engineer role.
✨Tip Number 2
Show off your skills! Create a portfolio showcasing your projects, especially those involving low-latency systems and microservices. This will give potential employers a taste of what you can bring to the table.
✨Tip Number 3
Prepare for interviews by brushing up on your technical knowledge and soft skills. Practice explaining complex concepts clearly and confidently, as communication is key in collaborative environments like RE Partners.
✨Tip Number 4
Don't forget to apply through our website! It’s the best way to ensure your application gets noticed. Plus, we love seeing candidates who are proactive about joining our team.
We think you need these skills to ace Principal Java Engineer in Milton Keynes
Some tips for your application 🫡
Tailor Your CV:Make sure your CV is tailored to the Principal Java Engineer role. Highlight your experience with Core Java, SpringBoot, and any low-latency systems you've worked on. We want to see how your skills align with what we're looking for!
Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Share your passion for performance and collaborative engineering culture. Let us know why you’re excited about this opportunity and how you can contribute to our team.
Showcase Relevant Projects:Include specific projects that demonstrate your expertise in building scalable, real-time services. If you've worked with AWS or OpenShift, make sure to mention it! We love seeing real-world applications of your skills.
Apply Through Our Website:We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you don’t miss out on any important updates. Plus, we love seeing candidates who take that extra step!
How to prepare for a job interview at LinkedIn
✨Know Your Java Inside Out
Make sure you brush up on your Core Java and SpringBoot skills. Be ready to discuss performance optimisation techniques and how you've implemented them in past projects. This role is all about low-latency, high-throughput systems, so be prepared to share specific examples.
✨Showcase Your Architectural Skills
Since this position involves driving architectural changes, come prepared with ideas on best practices and design patterns. Think about how you can advocate for improvements in system architecture and be ready to discuss your previous experiences in mentoring others.
✨Familiarise Yourself with the Tech Stack
Get comfortable with the tools and technologies mentioned in the job description, like Red Hat OpenShift, AWS services, and MongoDB. If you have experience with messaging systems like Kafka or RabbitMQ, make sure to highlight that as well.
✨Emphasise Collaboration and Communication
This role thrives in a collaborative environment, so be ready to talk about how you've worked with cross-functional teams in the past. Highlight your strong communication skills and give examples of how you've driven projects forward through teamwork.
