Senior Payment Technical Manager

About the role

This role focuses on the technical configuration and management of payment integrations for GR8 Tech's iGaming platform. The Senior Payment Technical Manager will be responsible for taking client and internal team requests, translating them into executable configurations across various payment methods and acquirer connections, and maintaining these setups within the back office. This involves a deep understanding of payment processes and the ability to adapt business needs into technical solutions.

A key aspect of the position is the validation, launch, and ongoing support of these payment configurations. The manager will plan and execute end-to-end testing, coordinate production deployments with engineering and compliance teams, and provide L3 support for incidents. This requires a meticulous approach to ensure seamless payment processing and quick resolution of any configuration-related issues.

Success in this role means ensuring the stability and performance of payment configurations. This involves analyzing logs and transactions, defining monitoring dashboards and alerts for key metrics like approval rates, and acting as a subject-matter expert for payment gateway configurations. The ideal candidate will maintain comprehensive documentation and workflows, demonstrating strong ownership over the entire payment configuration lifecycle.

Skills that matter here

• payment integrations: This role is centered on configuring and managing payment integrations for iGaming platforms.
• JSON: The role requires configuring payloads and provider schemas using JSON.
• REST: Hands-on experience with REST clients and API contract validation is necessary for this position.
• SQL: Working knowledge of SQL/PostgreSQL is used for data validation and diagnostics related to payments.
• 3DS: A solid understanding of 3DS/SCA flows is required for secure payment processing.
• KYC: Awareness of compliance and risk controls such as KYC and AML is essential for payment configurations.

Who this role suits

• A detail-oriented individual with a strong technical aptitude for translating business requirements into precise payment configurations.
• Someone who thrives in a role that combines technical execution, meticulous validation, and ongoing support.
• A proactive problem-solver who can investigate incidents, analyze logs, and ensure the stability of complex payment systems.
• An organized professional who values documentation, process improvement, and acts as a subject-matter expert in their domain.

From the employer

What you’ll drive:

• Client configuration and setup
• Intake, clarify, and prioritise configuration change requests from clients and internal teams.
• Translate business constraints into executable configurations across payment methods and MIDs.
• Configure and maintain payment methods, acquirer connections, and MIDs in Back Office.
• Validation, launch, and support
• Plan and execute end-to-end validation including request/response mapping, callbacks, and reconciliation checks.
• Coordinate production launches ensuring readiness across Engineering, SRE, Compliance, and Support.
• Provide L3 support, investigate incidents, and resolve configuration-related issues.
• Observability, processes, and ownership
• Analyse logs and transactions using observability tools to ensure configuration stability.
• Define monitoring dashboards and alerts for approval rates, errors, and provider performance.
• Maintain documentation, workflows, and act as subject-matter expert for Payment Gateway configuration.

What makes you a GR8 fit:

• Must-have
• Minimum 2+ years of experience in payment integrations configurations or similar roles.
• Experience in configurations, QA, or Business Analysis within payments or fintech.
• Strong understanding of JSON and XML with ability to configure payloads and provider schemas.
• Hands-on experience with REST clients and API contract validation.
• Working knowledge of SQL/PostgreSQL for data validation and diagnostics.
• Experience with webhooks/callbacks verification and troubleshooting.
• Experience with Git/GitLab for configuration versioning and change control.
• Basic understanding of CI/CD processes.
• Solid understanding of payment flows including authorization, capture, settlement, refund, and void.
• Knowledge of 3DS/SCA flows and MID management.
• Awareness of compliance and risk controls such as KYC, AML, and fraud rules.
• Practical experience with Postman or similar REST tools, JIRA, Confluence, manual testing, and log analysis tools.
• Strong sense of ownership, ability to manage multiple tasks, and understanding of SDLC processes.
• Nice-to-have
• Experience in iGaming industry.

Why you’ll love working here:

• Benefits
• Cafeteria — annual budget you allocate to: Sports • Medical • Mental health • Home office • Languages.
• Work-life & support
• Paid maternity/paternity leave + monthly childcare allowance.
• 20+ vacation days, unlimited sick leave, emergency time off.
• Remote-first + tech support + coworking compensation.
• Team events (online/offline/offsite).
• Learning culture with internal courses + growth programs.
• Our culture & core values:
• GR8_TECH culture is how we win — through trust, ownership, and a growth mindset. We move fast, stay curious, and keep it real, with open feedback, room to experiment, and a team that’s got your back.
• FUELLED BY TRUST : we’re open, honest, and have each other’s backs.
• OWN YOUR GAME : we take initiative and own what we do.
• ACCELER8 : we move fast, focus smart, and keep it simple.
• CHALLENGE ACCEPTED : we grow through challenges and stay curious.
• BULLETPROOF : we’re resilient, ready, and always have a plan.