THE ROLE PURPOSE (LINK To overall business objectives, eg. arrp)

• Lead the design, development, and delivery of high-quality full stack solutions, with primary responsibility for architecting reliable, scalable, and secure backend services while also providing technical direction for complex Angular-based web applications. The Senior Full Stack Engineer provides hands-on technical leadership across engineering teams, ensuring that backend systems and user-facing applications are aligned with Group architecture standards, support timely product delivery, and drive continuous improvement. The role is responsible for setting technical standards across the stack, enabling the development of innovative, high-performing digital products that enhance customer experience across the Group’s platforms.

KEY responsibilities (DUTIES)

Back-End Engineering (Advanced)

• Lead the design, development, and delivery of enterprise-grade full stack applications, with primary focus on scalable, secure, and high-performance Java backend systems supporting banking, payments, and financial operations.
• Drive backend architecture decisions, including API design, service decomposition, data modelling, integration patterns, and overall system reliability.
• Design, build, and maintain Java applications and microservices that underpin critical financial services and core business platforms.
• Build and manage integrations with core banking platforms, payment gateways, third-party financial systems, and enterprise middleware using REST and SOAP protocols.
• Implement and enforce secure coding standards across backend services, including OAuth 2.0, JWT authentication, SSL/TLS management, and data encryption.
• Provide technical leadership across the software delivery lifecycle, from architecture and development through integration, testing, deployment, and production support.
• Contribute to CI/CD pipeline development, containerization using Docker, and Kubernetes-based deployments to improve release quality, operational efficiency, and platform resilience.
• Maintain technical documentation, architecture decision records, support artefacts, and other engineering documentation required for sustainable delivery and operational excellence.
• Conduct code reviews, establish and uphold engineering standards, and mentor junior and mid-level developers to strengthen technical capability across the team.
• Collaborate closely with business analysts, product owners, compliance officers, architects, and operations teams to translate business and regulatory requirements into effective technical solutions.
• Participate actively in Agile delivery ceremonies, including sprint planning, backlog refinement, stand-ups, and retrospectives, to support predictable and high-quality delivery.
• Support post-production stability through troubleshooting, incident resolution, root cause analysis, and continuous improvement of backend performance, security, and reliability.

Mobile Development (Advanced)

• Support the design, development, and maintenance of mobile applications across Android or iOS using Kotlin or Swift.
• Contribute to the delivery of intuitive, high-performing, and reliable mobile user experiences aligned with business and customer needs.
• Collaborate with product, design, backend, and cross-functional engineering teams to implement and enhance mobile features.
• Write clean, maintainable, and reusable code in line with established mobile engineering standards and best practices.
• Assist in troubleshooting, debugging, and resolving mobile application issues, including performance, integration, and device compatibility challenges.
• Support the integration of mobile applications with backend APIs, third-party services, and enterprise platforms.
• Participate in code reviews, testing, and release activities to help ensure quality, stability, and maintainability of mobile solutions.
• Stay informed on mobile development trends, platform updates, and best practices across Kotlin, Swift, Android, and iOS.

Qualifications

 KEY TECHNICAL AND LEADERSHIP REQUIRED FOR SUCCESS IN THE ROLE

Technical Competencies

• Deep expertise in Java, including Java 8+ and Java 17, with a strong track record of designing and delivering enterprise-grade applications using Spring Boot.
• Working knowledge of Kotlin or Python, with the ability to apply additional languages where appropriate to solve complex engineering problems.
• Extensive experience with Spring Boot, Spring Cloud, Spring Security, and Spring Data JPA in the design and delivery of scalable, secure, and resilient backend systems.
• Strong architectural understanding of microservices, distributed systems, and modern backend design patterns, with the ability to guide technical direction and engineering decisions.
• Proven experience designing, building, and governing RESTful and SOAP-based APIs within complex enterprise integration environments.
• Strong experience implementing event-driven architectures and working with messaging and streaming platforms such as Kafka to support scalable and loosely coupled systems.
• Advanced knowledge of relational databases, including PostgreSQL, MySQL, and Oracle, with the ability to design efficient data models and optimize application performance.
• Experience working with NoSQL technologies such as Redis and MongoDB to support caching, performance optimization, and specialized data use cases.
• Solid understanding of ETL pipelines and enterprise data integration practices across complex application landscapes.
• Strong experience with containerization and orchestration technologies, including Docker and Kubernetes, in support of modern deployment and runtime strategies.
• Demonstrated capability in establishing and improving CI/CD pipelines using tools such as Jenkins and GitLab CI/CD to support reliable, automated, and high-quality software delivery.
• Proficiency with build and dependency management tools such as Maven and Gradle within large-scale engineering environments.
• Deep understanding of secure coding principles and API security standards, with practical experience embedding security into application design and delivery.
• Proven experience implementing enterprise security mechanisms, including OAuth 2.0, JWT, and TLS/SSL, across mission-critical systems.
• Strong awareness of PCI DSS and related regulatory, security, and compliance requirements applicable to financial services environments.
• Experience designing, developing, and deploying cloud-native solutions on AWS, Azure, or GCP within enterprise or highly regulated environments.
• Strong command of automated testing practices, including unit testing with JUnit and Mockito, as well as integration, regression, and broader quality engineering disciplines.
• Ability to apply engineering best practices, maintain high technical standards, and contribute to the continuous improvement of development capability across the team.
• Working knowledge of native mobile development using Kotlin for Android and Swift for iOS.
• Familiarity with mobile application architecture, development standards, and platform-specific best practices across Android and iOS.
• Experience integrating mobile applications with backend APIs, third-party services, and enterprise platforms.
• Understanding mobile UI implementation, responsiveness, usability, and platform design guidelines.
• Ability to write clean, maintainable, and reusable mobile code, with awareness of secure coding and performance considerations.
• Familiarity with mobile testing, debugging, and troubleshooting practices across a range of devices and operating system versions.
• Exposure to mobile build, release, and deployment processes for Android and iOS applications.
• General awareness of emerging mobile technologies, platform updates, and development trends across the Android and iOS ecosystems.

Behavioral Capabilities

• Ability to work independently and as part of a team.
• Ability to manage multiple projects simultaneously.
• Ability to communicate effectively with technical and non-technical audiences.

 EXPERIENCE 

• Minimum 7 years of full stack software development experience -a strong emphasis and hands-on experience with Java and Spring Boot in the backend and Android/iOS development.
• At least 2–3 years in a senior or lead engineering role.
• Experience in financial services, fintech, or regulated environments preferred.
• Proven experience delivering production-grade backend systems at scale.

Academic qualifications and certifications  

Required:

• Bachelor’s degree in computer science, Software Engineering, or related discipline (or equivalent practical experience).

Nice to Have

• Cloud or architecture certifications.
• Security or DevOps-related certifications.