Principal Responsibilities

• Provide effort and cost estimates for new project work.
• Liaise with customers and internal teams to define and document system requirements.
• Liaise with vendors and third parties to define and document system requirements.
• Analyse and design technical solutions to meet user requirements and resolve issues.
• Conduct impact analysis and produce technical designs for changes relating to card scheme mandates (including but not limited to LINK, Visa, MasterCard, Union Pay International, DFS/Diners, American Express, JCB).
• Produce test documentation for new software releases, including test plans, test conditions, and test scripts, in line with TNS Test Methodology and procedures.
• Produce operational procedures for project-related and support-related changes.
• Produce implementation instructions and release control documentation.
• Act as a technical interface to the TNS Test Team, driving issue resolution with all required internal and external parties. Support technical setup of test tools and simulators where required.
• Support and perform software implementation tasks.
• Fully document solutions and provide technical handover to relevant TNS teams, including Development, Support, and Operations.
• Ensure technical standards are upheld throughout the project lifecycle in alignment with TNS development and technical standards.
• Ensure technical solutions meet all required compliance and security mandates, including PCI‑DSS.
• Take technical ownership of end‑to‑end solutions.
• Provide peer review and technical support to other TNS Development team members.

ADDITIONAL RESPONSIBILITIES

• Ensure that the Company’s overall Quality Objectives are met in the execution of job responsibilities.
• Contribute to the continuous improvement of development processes and procedures.
• Comply with the current TNS Information Security Policy.
• Maintain confidentiality when handling customer information and payment data.
• Understand and adhere to contractual requirements to ensure the integrity of data and the availability of services at all times.
• Understand and apply the appropriate departmental standards.
• Report progress to management.
• Provide handover of work to other TNS Development team members as required.
• Perform other duties as may be required.

CANDIDATE REQUIREMENTS

Personal Skills

• Technical leadership
• Applications analysis
• Logical approach to problem solving
• Consistent attention to detail
• Structured analytical approach
• High level of accuracy
• Good written and verbal communication skills
• Strong time management skills
• Professional approach to client and supplier management
• Ability to multitask
• Flexibility

Desired Technical Skills

• Databases (SQL desirable)
• Good understanding of one or more operating systems, ideally Windows and Linux
• Understanding of payment systems and protocols (e.g., ISO 8583)

Desired Knowledge / Experience

• Previous use of an industry-strength payment application (e.g., Postilion, Tango, Authentic)
• Knowledge of payment schemes (e.g., LINK, Visa, MasterCard, UnionPay, Diners, JCB, American Express)
• Proficiency with Microsoft Office applications
• Understanding of PCI DSS requirements
• Experience in system analysis and design
• Experience with testing

Additional Useful Knowledge / Experience

• IBM Mainframe (including COBOL programming)
• Visual Basic programming
• Java programming
• Scripting languages
• FileXpress / SFTP