Java Full Stack Developer

We are a leading technology partner specialising in digital wealth management solutions for the UK financial services sector. Our mission is to empower wealth management firms, investment platforms, and financial advisors with cutting‑edge technology that enhances client experiences and drives business growth.

You will work closely with product managers, designers, and engineers to deliver seamless user experiences that meet the high standards of the financial services industry. A skilled Full Stack Developer with proven experience in both Java backend API development and React‑based front‑end engineering. This role combines building scalable, secure RESTful APIs alongside responsive and accessible user interfaces for client‑facing applications. The candidate excels in modern Dev Ops‑driven environments, follows clean coding practices, and collaborates effectively with cross‑functional teams to deliver high‑quality, production‑grade software across the entire stack.

SS&C is a leading financial services and healthcare technology company based on revenue, headquartered in Windsor, Connecticut, and has 27,000+ employees in 35 countries. Some 20,000 financial services and healthcare organizations, from the world's largest companies to small and mid‑market firms, rely on SS&C for expertise, scale, and technology.

• Collaborate with product managers, designers, and engineers to translate business requirements into solutions.
• Design, build, and maintain scalable RESTful APIs using Java (Java 11+) and Spring Boot/Quarkus.
• Integrate backend services with relational and No
  
  SQL databases (Postgre
  
  SQL, MySQL, Mongo
  
  DB, Dynamo
  
  DB).
• Ensure backend security using OAuth2, JWT, HTTPS and API security best practices.
• Develop responsive, accessible user interfaces using React.js, Type Script, and modern front‑end workflows.
• Integrate UIs with backend APIs, including real‑time or data‑intensive features.
• Implement UI performance, security, accessibility, and compliance best practices.
• Write automated unit, integration, and contract tests.
• Participate in code reviews and contribute to architecture improvements.
• Package and deploy backend services using CI/CD pipelines (Jenkins, Git Hub Actions, Git Lab CI, Circle
  
  CI).
• Work with Dev Ops teams on containerization, orchestration, and environment management (Docker, Kubernetes, AWS).
• Monitor APIs in production using logs, metrics, dashboards, and alerting tools.

• Strong Java development skills (Java 11+ preferred).
• Proven experience building RESTful APIs using Spring Boot, Quarkus, or similar frameworks.
• Knowledge of API security best practices, including OAuth2, JWT, and HTTPS.
• Strong proficiency in JavaScript (ES6+) and Type Script.
• Experience building production‑grade React applications.
• Experience with state management tools (e.g., Redux, Zustand, or Context API).
• Understanding of responsive design, accessibility (WCAG), and cross‑browser compatibility.
• Familiarity with CI/CD concepts and tools (e.g., Git, Jenkins, Docker, Kubernetes, Helm).
• Experience with relational and/or No
  
  SQL databases (e.g., Postgre
  
  SQL, MySQL, Mongo
  
  DB, Dynamo
  
  DB).
• Experience with automated testing frameworks (JUnit, Mockito, etc.).
• Working knowledge of containerization and orchestration technologies.
• Familiarity with Agile/Scrum development practices.
• Strong attention to detail, especially in data presentation and UI/UX.
• Experience in fintech, banking, or wealth management platforms.
• Exposure to financial data visualisation libraries (D3.js, Recharts, Chart.js).
• Knowledge of Graph
  
  QL and Backend‑for‑Frontend (BFF) patterns.
• Familiarity with Swagger/OpenAPI documentation tools.
• Exposure to Infrastructure‑as‑Code (Terraform, AWS CDK).
• Experience in cloud platforms (AWS, GCP, Azure).
• Knowledge of messaging and event‑driven systems (Kafka, Rabbit
  
  MQ).
• Experience with observability tools such as Prometheus, Grafana, and ELK.

• Your Future:
  Professional Development Reimbursement, including access to SS&C University.
• Work/Life Balance:
  Competitive holiday scheme.
• Your Wellbeing:
  Competitive benefits designed to support the well‑being of our staff.
• Diversity & Inclusion:
  Committed to Welcoming, Celebrating and…