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- Tasks: Design and optimise low-latency payment systems using Core Java and SpringBoot.
- Company: Fast-growing tech consultancy with a focus on digital transformation.
- Benefits: Competitive salary, hybrid work model, and a supportive team culture.
- Why this job: Join a dynamic team and make an impact in the payments processing domain.
- Qualifications: 5+ years in Core Java, SpringBoot, and experience with high-throughput applications.
- Other info: Diverse, woman-owned company with excellent career growth and a low attrition rate.
The predicted salary is between 36000 - 60000 £ per year.
Job Description
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.
The 3 G’s of RE:
“Get Shit Done.”
“Get Over Shit.”
“Give a Shit.”
We are seeking an experienced and opinionated Java Developer 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 or US 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 Core Java and SpringBoot.
- Build and maintain RESTful APIs and microservices that power secure payment workflows.
- Work with XML-based 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.
- Participate in architectural discussions, advocate for best practices, and provide mentorship to peers.
- Drive performance tuning, fault tolerance, and observability improvements across services.
Required Skills & Experience:
- 5+ years of experience in Core Java development with a focus on performance and memory optimization.
- Proficient in SpringBoot and microservice-based architecture.
- Proven experience with low-latency, high-throughput applications (sub-millisecond response times a plus).
- Experience working with XML and message parsing/transformation.
- 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.
- Solid understanding of MongoDB and NoSQL design patterns.
- Prior experience in Payments Processing, financial services, or banking systems.
- Strong communication skills and a bias toward action and opinionated design decisions.
Nice to Have:
- Familiarity with messaging systems (Kafka, RabbitMQ, etc.)
- Exposure to container security and performance tuning on OpenShift.
- Knowledge of payment gateways, ISO 20022, or SWIFT formats. • Collaborative, fast-paced, and engineering-driven culture. • Emphasis on engineering autonomy, architectural decision-making, and clean code.
- 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.
Senior Java Developer (Low-Latency Payments Systems) employer: RE Partners
Contact Detail:
RE Partners Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Senior Java Developer (Low-Latency Payments Systems)
✨Tip Number 1
Network like a pro! Reach out to your connections in the industry, attend meetups, and engage with online communities. You never know who might have the inside scoop on job openings or can put in a good word for you.
✨Tip Number 2
Show off your skills! Create a portfolio showcasing your projects, especially those related to low-latency systems or payment processing. This gives potential employers a taste of what you can do and sets you apart from the crowd.
✨Tip Number 3
Prepare for interviews by brushing up on your technical knowledge and soft skills. Practice coding challenges and be ready to discuss your past experiences in detail. Remember, we want to see how you think and solve problems!
✨Tip Number 4
Apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, it shows you’re genuinely interested in joining our team and being part of our collaborative culture.
We think you need these skills to ace Senior Java Developer (Low-Latency Payments Systems)
Some tips for your application 🫡
Tailor Your CV: Make sure your CV is tailored to the Senior Java Developer 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 show us your personality and passion for the role. Share why you're excited about working with us and how you can contribute to our engineering culture. Keep it concise but impactful!
Showcase Relevant Projects: If you've worked on projects that involved payments processing or high-throughput applications, make sure to mention them! We love seeing real-world examples of your work, especially if they demonstrate your problem-solving 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’re considered for the role. Plus, it shows us you’re keen to join our team!
How to prepare for a job interview at RE Partners
✨Know Your Tech Inside Out
Make sure you brush up on your Core Java and SpringBoot skills. Be ready to discuss specific projects where you've optimised performance or tackled low-latency challenges. They’ll want to see that you can not only talk the talk but also walk the walk.
✨Showcase Your Problem-Solving Skills
Prepare to share examples of how you've approached complex problems in past roles, especially in payments processing or financial services. Think about times when you had to make tough design decisions or advocate for best practices – this is your chance to shine!
✨Familiarise Yourself with Their Stack
Get to grips with the technologies mentioned in the job description, like Red Hat OpenShift, AWS, and MongoDB. If you have experience with messaging systems like Kafka or RabbitMQ, be sure to highlight that too. It shows you’re not just a Java whiz but also a well-rounded developer.
✨Emphasise Collaboration and Communication
Since they value a collaborative culture, think of examples where you’ve worked closely with DevOps, QA, or product teams. Highlight your communication skills and how you’ve contributed to team success. They want someone who can fit into their opinionated yet collaborative environment.
