Systems Integration Engineer

• Own technical integration design for new and existing customer onboarding
• Provide API and SDK integration guidance to customer technical teams
• Define integration specifications, data flows and authentication configurations
• Identify, communicate and mitigate integration risks
• Define network integration requirements, including connectivity, firewall rules and certificate exchange
• Lead technical testing across pre-production and production environments
• Diagnose integration faults, identify root causes and drive resolution
• Define and execute integration test plans covering key flows, edge cases and security requirements
• Support go-live readiness reviews and provide technical sign-off
• Serve as primary technical integration contact for customer technical teams during onboarding
• Communicate designs, requirements and readiness status to technical and semi-technical stakeholders
• Manage technical dependencies and integration milestones
• Provide post-go-live technical handover and documentation
• Collaborate with Implementation Engineers, Solutions Architects, Product and Hosting teams
• Follow change management, release and integration governance processes
• Maintain integration documentation, test outcomes and handover artefacts
• Contribute to improving and scaling integration delivery processes, standards and tooling

• Bachelor’s degree in Engineering, Computer Science, Information Systems or a related field
• 7+ years’ experience in technical integration, solution engineering or systems integration within a SaaS or fintech environment
• Strong hands-on experience with REST/SOAP APIs, SDK integration and web services architecture
• Solid understanding of PKI, TLS/SSL, certificates and key management
• Proven ability to own technical integration design from initial solutioning through to go-live
• Experience engaging directly with customer technical teams in a delivery or pre-sales engineering context
• Familiarity with ticketing and delivery tools such as Jira and Zendesk
• Fintech domain experience, including EMV 3DS and Secure Customer Authentication (SCA), is nice to have
• Scripting or automation experience is nice to have
• Familiarity with Android/iOS mobile SDK integration is nice to have
• Experience working in formal change and release-controlled environments is nice to have

• Flexible hours
• Remote work
• Growth opportunities
• Exposure to cutting-edge technology
• Opportunity to work with colleagues who are leaders in their fields