Senior Specialist - Design & Development (Payments)

Role Overview

Senior Specialist - Payments Engineering

Key Responsibilities

**1. Payment System Design & Development****

• Design, develop, and implement end-to-end payment systems aligned with ISO 20022 messaging standards
• Build and maintain microservices-based payment architectures for high scalability and fault tolerance
• Analyse functional and technical requirements to deliver secure, high-performance solutions
• Develop API-first services ensuring interoperability across banking systems
• Orchestrate payment message flows, validation, transformation, and routing

****2. System Integration & Interoperability****

• Integrate payment platforms with internal banking systems and external financial networks
• Ensure data consistency, message integrity, and seamless transaction processing
• Enable interoperability across RTGS, Direct Debit, and clearing systems

****3. Enhancements & Continuous Improvement****

• Identify and implement enhancements driven by business and regulatory requirements
• Improve system performance, scalability, and operational efficiency
• Drive modernisation initiatives across legacy payment components

****4. Production Support & Incident Management****

• Provide L2/L3 support for critical payment systems including troubleshooting and RCA
• Handle production incidents, system defects, and data discrepancies
• Participate in incident triage, prioritisation, and resolution
• Maintain detailed logs, reports, and resolution documentation

****5. DevSecOps & Engineering Excellence****

• Contribute to CI/CD pipelines and automated deployment processes
• Ensure adherence to secure coding practices and DevSecOps principles
• Promote test-driven development (TDD), automation, and code quality standards
• Work within Agile delivery frameworks (Scrum/Kanban)
• ****6.
• Stakeholder Collaboration****
• Act as a bridge between business stakeholders, product teams, and engineering teams
• Translate business requirements into technical solutions
• Provide regular updates and ensure alignment with project objectives

****7. Documentation & Knowledge Sharing****

• Maintain technical documentation, system architecture, and process flows
• Create test cases and user manuals
• Mentor junior engineers and support team capability building
• ****Required Experience****
• Minimum 5+ years of experience in backend development and system integration
• Strong experience working on enterprise-level or banking systems
• Proven track record in system enhancements and production support
• ****Technical Skills****
• ****Backend & Development****
• Strong expertise in:

+ OR Python / Node.js / Go

• Experience building RESTful APIs and distributed systems
• ****Architecture & Platforms****
• Deep understanding of:
• + Microservices architecture
• + API-first design
• + Distributed systems patterns (circuit breaker, service discovery)
• Experience with:

+ Docker & Kubernetes

• + Cloud platforms (AWS / Azure / GCP)
• ****Databases****
• Strong experience with:

+ NoSQL: MongoDB, Redis

• ****DevOps & Tools****
• CI/CD tools: Jenkins, GitLab CI, GitHub Actions
• Version control: Bitbucket / Git
• Agile tools: JIRA

****Payments Domain Expertise (Critical)****

• Hands-on experience with:
• + ISO 20022 messaging
• + Payment systems such as RTGS, Direct Debit, Clearing
• Understanding of:
• + Cross-border payments and settlement mechanisms
• + Payment lifecycle and transaction processing
• ****Security & Compliance****
• Knowledge of:
• + API security (OAuth, JWT, rate limiting)
• + Cloud and infrastructure security
• + Secure SDLC practices (SSDLC)
• ****Qualifications****
• Bachelor's or Master's degree in Computer Science or related field
• Certifications in Java, Agile, or Cloud are a plus

What Makes This Role Stand Out

• Work on national-level payment infrastructure
• Exposure to high-volume transaction systems
• Opportunity to influence architecture decisions
• Strong alignment with modern engineering practices