Senior Java Developer

Overview

Senior Java Developer to strengthen the engineering function of a financial services client. You will reshape the post-trade platform, APIs, client portal, and reporting while integrating existing and third-party trading components. You’ll lead technically, mentor peers, and work across cloud-native stacks with AI-enabled development. Expect hands-on coding, architecture decisions, and collaboration with cross-functional teams to deliver robust, scalable solutions.

Pay / Benefits

• remote working
• private healthcare
• company pension
• life assurance
• performance bonus

Responsibilities

• Build and support in-house systems, APIs, reporting tools, and client portal
• Adapt and integrate third-party trading systems as needed
• Write clean, thoroughly tested code following SOLID, design patterns and clean code
• Work with microservices and event-driven architectures
• Utilise cloud platforms (AWS, Azure or GCP) and Terraform for infrastructure
• Apply TDD/BDD, maintain high test coverage with JUnit/Spock and Mockito
• Participate in code reviews to raise team quality
• Collaborate with Client Services and Product Management to translate requirements into solutions
• Coach and guide a team of developers and collaborate with offshore colleagues across time zones
• Explain technical concepts to both developers and senior non-technical stakeholders
• Prioritise fixes by identifying root causes and managing technical debt
• Drive continuous improvement and champion quality and ownership

Key requirements

• Java development experience within financial services
• Java 11+, Spring Boot, multi-threading, profiling, performance tuning, RMI
• Hands-on experience with microservices and event-driven architectures
• Cloud platforms (AWS, Azure or GCP) and Terraform
• Track record with TDD, Agile and automated build/deployment practices
• Practical experience with JUnit/Spock and Mockito
• Solid grasp of SOLID, Design Patterns, Clean Code and TDD; CI/CD practices
• Strong communication and interpersonal skills

• strong communication
• leadership and mentoring
• stakeholder management
• Java 11+
• Spring Boot
• microservices