Remote Systems Integration Engineer – FinTech API/SDK

Entersekt; Stellenbosch; Remote; ZAR 1,000,000 - 1,400,000; Full time

Benefits offered by this job

Flexible hours

Remote work

Growth opportunities

Job summary

Entersekt is seeking a Systems Integration Engineer to own the technical integration between Entersekt’s SaaS products and customer environments. You will design integration specifications, guide API/SDK integrations, and supervise testing through go‑live.

You will collaborate with Implementation Managers and Engineers, ensure security configurations, and contribute to scalable, reliable integrations while maintaining clear communication with customer teams.

Qualifications

• Bachelor’s degree in Engineering, Computer Science, Information Systems or related field.
• 7+ years’ experience in technical integration, solution engineering or systems integration within SaaS/fintech.
• Strong hands-on experience with REST/SOAP APIs, SDK integration and web services architecture.
• Solid understanding of security concepts including PKI, TLS/SSL, certificates and key management.
• Proven ability to own technical integration design from initial solutioning to go-live.
• Experience engaging directly with customer technical teams in a delivery or pre-sales context.
• Familiarity with ticketing and delivery tools (e.g. Jira, Zendesk).

Responsibilities

• Own the technical integration design for onboarding, ensuring alignment with platform standards.
• Provide API/SDK integration guidance to customer teams.
• Define integration specifications, data flows and authentication configurations.
• Identify and communicate integration risks early, prioritise issues.
• Ensure network integration requirements are defined and coordinated.
• Lead technical testing activities across pre-production and production environments.
• Perform structured fault diagnosis for integration issues and drive resolution.
• Define and execute integration test plans covering key flows and security.

Skills

Technical integration

API/SDK guidance

Customer-facing collaboration

Security concepts

Go-live readiness

Documentation

Education

Bachelor’s degree in Engineering/CS/IS

Tools

Jira

Zendesk

Job description

Entersekt is seeking a Systems Integration Engineer to own the technical integration between Entersekt’s SaaS products and customer environments. You will design integration specifications, guide API/SDK integrations, and supervise testing through go‑live.

You will collaborate with Implementation Managers and Engineers, ensure security configurations, and contribute to scalable, reliable integrations while maintaining clear communication with customer teams.