# Senior Specialist - Design & Development (Payments)

> GSSTech Group · Abu Dhabi, United Arab Emirates · — · Posted 2026-04-21

**Workplace:** on_site

## Description

### **Role Overview**

We are hiring a **Senior Specialist – Payments Engineering** to lead the design, development, and continuous enhancement of large-scale **centralised payment platforms**.

This role focuses on building **high-performance, secure, and scalable payment systems**, leveraging **microservices architecture, ISO 20022 messaging, and DevSecOps practices**.

You will play a key role in shaping **payment workflows, system integrations, and real-time message orchestration**, while ensuring compliance with regulatory and banking standards.  
  
**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:

-   **Java (Spring Boot)** (preferred)
-   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:

-   Relational DBs: Oracle, PostgreSQL, MySQL
-   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**

## Apply

[Apply at GSSTech Group](https://apply.workable.com/gsstech-group/j/417B473661/apply)

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