Senior Java Software Engineer

About Synechron

Synechron is a leading digital transformation consulting firm dedicated to delivering innovative technology solutions within banking, financial services, and insurance. We thrive on engineering excellence, collaboration, and a passion for cutting‑edge technologies.

Sheffield (Hybrid- 3 days in the office)

We are looking for a Senior Java Developer with strong expertise in Core and Advanced Java, Spring Boot microservices, and event-driven messaging. You will design, build, and operate high-throughput, resilient services within a regulated financial services environment.

• Design and develop scalable microservices using Spring Boot, Spring Cloud, and Spring Cloud Stream
• Build and maintain event-driven messaging pipelines using Solace Pub Sub+ (topics, queues, guaranteed delivery, replay)
• Implement and own RESTful APIs
  ; contribute to API design standards
• Apply secure coding principles throughout the development lifecycle (OWASP Top 10, input validation, secrets management, least privilege)
• Write high-quality, testable code with unit and integration test coverage (JUnit, Mockito,
  Cucumber/BDD
  )
• Manage CI/CD pipelines using Jenkins
  , Ansible
  , and Git/Git Hub
• Knowledge and effective usage of copilot
• Package and deploy services using Docker and Kubernetes
• Operate and monitor production services using Grafana
  , Loki
  , Prometheus, and related observability tooling
• Manage and query PostgreSQL databases; contribute to schema design and migration scripts
• Participate in code reviews, incident response

• Strong Java (11/17/21): collections, generics, streams, concurrency, memory model
• Performance tuning and profiling (heap analysis, thread dumps)

• Spring Cloud (Config, Gateway, Eureka/Consul, Resilience4j)
• Spring Cloud Function / Spring Cloud Stream for functional reactive pipelines

• OpenAPI / Swagger specification and documentation

• Secrets management (Jasypt, Vault, or equivalent)
• Dependency vulnerability management

• Writing and maintaining Gherkin feature files
• Cucumber step definitions and test runners
• Integration with Spring test context, shakedown/smoke test suites
• JUnit 5, Mockito, test pyramid discipline

• Solace binder configuration in Spring Cloud Stream

• Git / Git Hub
  : branching strategies (trunk-based, Git Flow), PRs, code review
• Ansible
  : playbooks, roles, inventory management, secrets handling
• JDBC / Spring Data JPA
• Liquibase or Flyway migrations

• Prometheus
  : metrics scraping, PromQL, alert manager
• Distributed tracing:
  Zipkin / Sleuth / Open Telemetry

• Experience in financial services / trade reporting / regulatory reporting (CFTC, FCA, HKMA)
• Familiarity with Drools / rule engines
• Spring Batch for bulk/batch processing

• 7+ years of Java development experience
• 4+ years with Spring Boot microservices in production
• Hands‑on Solace messaging experience
• Demonstrable experience with BDD/Cucumber in a CI pipeline
• Degree in Computer Science, Engineering, or equivalent practical experience

• Comfortable working in Agile / Scrum teams
• Strong communication — able to discuss technical decisions with both engineers and business stakeholders
• Security‑conscious mindset; raises concerns proactively during design and review

Synechron are proud to be an equal opportunity employer. Our Diversity, Equity, and Inclusion (DEI) initiative “Same Difference” is committed to fostering an inclusive culture – promoting equality, diversity and an environment that is respectful to all. We encourage applicants from across diverse backgrounds, race, ethnicities, religion, age, marital status, gender, sexual orientations, or disabilities to apply. We offer flexible workplace arrangements, mentoring, internal mobility, learning and development programmes to support our global workforce.

Empowerment and collaboration are at the core of how we operate.

All employment decisions at Synechron are based on business needs, job requirements and individual qualifications, without regard to the applicant’s gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law.