Jobgether
Senior Java Engineer
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Job Description
This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Java Engineer based in the United Kingdom.
We are seeking an experienced Senior Java Engineer to design, build, and maintain scalable payment solutions within a modern software environment.
This role offers the opportunity to contribute to high-impact microservices, participate in architectural decisions, and collaborate with cross-functional teams.
The successful candidate will work closely with developers, testers, analysts, and business stakeholders in an Agile delivery environment.
You will help create reliable, high-performance applications while solving complex technical challenges across distributed systems.
This position is ideal for engineers who enjoy innovation, continuous learning, and working with modern backend technologies.
The role provides an opportunity to contribute to meaningful projects while growing within a collaborative and technology-driven team.
Accountabilities
The Senior Java Engineer will be responsible for developing robust backend solutions, supporting payment platforms, and contributing to technical decisions throughout the software lifecycle. Key responsibilities include:
- Design, develop, maintain, and support scalable payment solutions and backend microservices.
- Participate in architectural discussions and contribute to technical solution design with architects, analysts, and engineering teams.
- Collaborate with frontend developers, testers, business analysts, and other specialists within Agile Scrum teams.
- Engage with stakeholders to understand business challenges and translate requirements into effective technical solutions.
- Create and execute Proof of Concepts (PoCs) when required to validate technical approaches.
- Investigate, troubleshoot, and resolve production incidents and application performance issues.
- Participate actively in Scrum ceremonies, including planning, estimations, progress reporting, and team discussions.
- Ensure software delivery meets quality standards, technical requirements, and project timelines.
- Identify opportunities to improve application usability, efficiency, reliability, and maintainability.
- Support other developers, contribute to multiple projects, and provide assistance during critical business periods through team rotations.
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Requirements
The ideal candidate will bring strong backend engineering expertise, experience with Java ecosystems, and the ability to solve complex technical challenges in distributed environments. Required qualifications include:
- 5+ years of professional experience developing Java applications across diverse software projects.
- Bachelor’s degree or equivalent qualification in computer science, software engineering, or a related field.
- Strong proficiency in Java 11+, Spring Framework, and SQL, with preference for MySQL experience.
- Experience with Java-based ORM technologies, particularly JPA and Hibernate.
- Strong knowledge of designing and implementing RESTful APIs and web services.
- Solid understanding of Java concurrency, multithreading, and JVM fundamentals.
- Experience working with Maven, Linux environments, and software development best practices.
- Knowledge of asynchronous messaging systems, especially Kafka.
- Experience with CI/CD tools and automation platforms such as GitLab.
- Ability to develop high-quality, reliable, and maintainable software solutions.
- Experience working in Agile environments, particularly Scrum methodologies.
- Ability to monitor, troubleshoot, and optimize Java applications in production environments.
- Strong analytical thinking, problem-solving abilities, and attention to detail.
- Ability to work effectively under pressure and meet deadlines.
- Excellent English communication skills, both written and verbal.
Preferred Qualifications
- Experience building high-volume, highly transactional distributed server applications.
- Familiarity with distributed caching technologies such as Hazelcast or Redis.
- Practical experience with Docker and Kubernetes.
- Knowledge of the Quarkus framework.
- Experience developing back-office applications using JavaScript frameworks such as React or Angular.
- Previous experience in payments, online gaming, or other transaction-heavy industries.
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Benefits
- Opportunity to work on innovative payment technology and large-scale software solutions.
- Collaborative and inclusive engineering culture where ownership and responsibility are shared.
- Agile working environment where ideas, experimentation, and continuous improvement are encouraged.
- Access to ongoing training, mentoring, and professional development opportunities.
- Possibility to work on diverse projects and expand technical expertise.
- Supportive environment focused on learning from challenges and improving processes.
- Potential opportunities for professional travel.
- Opportunity to contribute to a global and geographically distributed engineering team.
How Jobgether Works
We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team.
We appreciate your interest and wish you the best!
Why Apply Through Jobgether?
Data Privacy Notice: By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring employer. This processing is based on legitimate interest and pre-contractual measures under applicable data protection laws (including GDPR). You may exercise your rights (access, rectification, erasure, objection) at any time.
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
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