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Jobs / GR8 Tech / Senior Payment Technical Manager
Posted 2026-05-06

Senior Payment Technical Manager

Description

This role exists to own end-to-end technical configurations for merchant payment integrations and cashier configurations, ensuring compliant, reliable, and observable payment processing across environments. The role focuses on accelerating time-to-live for clients through accurate setup, validation, and maintenance of payment configurations. It is a critical function as all client journeys and payment expansions depend on correct configuration processes.

Responsibilities
  • 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.
  • 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.
  • 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.
Requirements
  • 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.
  • Experience in iGaming industry.
Benefits
  • Cafeteria — annual budget you allocate to: Sports • Medical • Mental health • Home office • Languages.
  • 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.