Senior Java Engineer - Microservices & Cloud (Hybrid)

Synechron; Greater London; Híbrido; GBP 90.000 - 120.000; Jornada completa

Descripción de la vacante

Synechron in London is seeking an experienced Senior Java Developer to join a technology team supporting a Client in London. The successful candidate will design, develop, and maintain high-quality, scalable software solutions within a regulated financial-services environment.

This role requires strong hands-on expertise in Java development, distributed systems, software architecture, and modern engineering practices.

Formación

• 10+ years of professional software development experience, with significant hands-on experience in Java.
• Strong expertise in Java 8 or later, including OOP, collections, concurrency, exception handling, and JVM fundamentals.
• Experience with Spring Framework, particularly Spring Boot, Spring MVC, Spring Data, and Spring Security.
• Strong knowledge of microservices architecture and distributed systems.
• Experience designing and developing RESTful web services and APIs.
• Solid understanding of SQL and relational databases (Oracle, PostgreSQL, SQL Server).
• Experience with messaging technologies (Kafka, RabbitMQ, IBM MQ).
• Good knowledge of design patterns, data structures, algorithms, and system design.
• Experience with JUnit, Mockito, or Cucumber for automated testing.
• Experience using Git and build tools like Maven or Gradle.
• Familiarity with CI/CD tools and practices (Jenkins, GitLab CI, Azure DevOps).
• Experience in Agile delivery environments (Scrum/Kanban).
• Strong understanding of secure coding, SDLC controls, and production-grade engineering.
• Excellent analytical, problem-solving, communication, and collaboration skills.
• Previous experience in investment banking or regulated financial services.
• Experience with trading, risk management, or post-trade systems.
• Knowledge of cloud platforms (AWS/Azure/GCP).
• Experience with Docker, Kubernetes, OpenShift, or containerized deployments.
• Familiarity with observability tools like Grafana/Prometheus/Splunk.
• Experience with performance tuning and high-volume transaction processing.
• Knowledge of event-driven architecture and domain-driven design.
• Experience with infrastructure-as-code tools like Terraform or Ansible.

Responsabilidades

• Design, develop, test, and maintain robust Java applications and services.
• Contribute to the full software development lifecycle from requirements to deployment and production support.
• Develop scalable, high-performance, and secure applications using Java and related technologies.
• Design and implement RESTful APIs and microservices.
• Participate in technical design and architectural discussions.
• Mentor junior and mid-level developers and promote best practices.
• Perform code reviews and ensure clean code and reusable components.
• Troubleshoot complex issues and provide production support.
• Collaborate with cross-functional teams including analysts, QA, DevOps, and infra.
• Develop unit, integration, and automated tests to ensure quality.
• Support CI/CD processes and application modernization efforts.

Conocimientos

Java programming

Spring Framework

Microservices

RESTful APIs

SQL Databases

Messaging systems

JUnit/Mockito/Cucumber

Git

Maven/Gradle

CI/CD practices

Agile methodologies

Security best practices

Distributed systems

System design

Educación

Bachelor's degree in Computer Science or related field

Herramientas

Docker

Kubernetes

OpenShift

Terraform/Ansible

CI/CD tools (Jenkins/GitLab/Azure DevOps)

Observability tools (Splunk/Grafana/Prometheus)

Cloud platforms (AWS/Azure/GCP)

Descripción del empleo

Synechron in London is seeking an experienced Senior Java Developer to join a technology team supporting a Client in London. The successful candidate will design, develop, and maintain high-quality, scalable software solutions within a regulated financial-services environment.

This role requires strong hands-on expertise in Java development, distributed systems, software architecture, and modern engineering practices.