Systems Integration Engineer

Why Entersekt Founded over 16 years ago, with more recent investments from Accel-KKR, Entersekt is a leader in digital banking fraud prevention and payment security, including mobile authentication, mobile app security, and 3D Secure authentication for issuers, acquirers and payment networks. We offer highly scalable products with a track record of success across multiple continents. Entersekt enables secure digital transactions for leading financial institutions globally. We exist to create a world where everyone can transact digitally without fear or compromise. Currently, we protect the digital transactions of over 210 million active users on our platform and hold 120 active patents that recognize innovation in digital security, payments, and user experience. Entersekt offers customers secure authentication and digital payments experiences that remove unnecessary friction. Entersekt has a diverse product portfolio and aggressive roadmap that positions the company well to sustain competitive advantage as it expands globally with emphasis on North America and European markets. The Ideal Candidate The ideal candidate is a technical integration specialist with a strong background in API and SDK-based solutioning, and a proven ability to own the end-to-end technical integration of complex SaaS products in a fintech environment. They bring a design-first mindset, combining technical rigour with clear communication. They are equally comfortable working through integration architecture with a customer’s technical team and translating approved designs into precise, testable implementations. This role suits an individual who thrives on technical ownership, applies a disciplined approach to fault diagnosis and risk management, and takes pride in delivering integrations that are correct, reliable and scalable. The Role We are looking for a Systems Integration Engineer to join our Technical Delivery team, reporting to the Senior Director of Technical Delivery. As a Systems Integration Engineer, you will own the technical integration between Entersekt’s SaaS products and customer environments. Responsible for integration design quality, API and SDK guidance, technical testing and fault diagnosis through to go‑live, tracking and managing activity through agreed systems and processes. You will work closely with Implementation Managers, who coordinate onboarding and manage change requests, and with Implementation Engineers, who own platform configuration and execution. Your focus is on the technical integration layer, ensuring designs are correct, risks are identified and managed, and integrations are delivered to the highest standard. You will engage directly with customer technical teams, providing expert guidance and ensuring alignment between Entersekt’s integration standards and the customer’s technical environment. You will also be in a unique position to help make recommendations regarding the next generation of product and integration standards and will partner with the product team as part of this continuing evolution. Key Responsibilities Integration Design & Solutioning Own the technical integration design for new and existing customer onboarding, ensuring correctness and alignment with Entersekt’s platform standards Provide API and SDK integration guidance to customer technical teams, translating Entersekt’s product capabilities into clear, implementable integration designs Define integration specifications, data flows and authentication configurations in support of approved solution designs Identify and communicate integration risks early, applying sound technical judgement to prioritise and mitigate issues Ensure network integration requirements, including connectivity, firewall rules and certificate exchange are correctly defined and coordinated Technical Testing & Fault Diagnostics Lead technical testing activities across pre‑production and production environments, validating integration correctness prior to go‑live Perform structured fault diagnosis for integration issues, identifying root causes and driving resolution in collaboration with internal and customer teams Define and execute integration test plans, ensuring coverage of key flows, edge cases and security requirements Support go‑live readiness reviews, providing technical sign‑off on integration quality and stability Customer Technical Engagement Engage directly with customer technical teams as the primary technical integration contact during onboarding Communicate integration designs, requirements and readiness status clearly and confidently to technical and semi‑technical stakeholders Manage technical dependencies and integration milestones in coordination with the Implementation Manager Provide post‑go‑live technical handover to Customer Success or Support teams, including integration documentation and known considerations Collaboration & Delivery Work closely with Implementation Engineers to ensure configuration activities accurately reflect approved integration designs Collaborate with Solutions Architects, Product and Hosting teams to resolve complex integration challenges and feed back integration learnings Adhere to Entersekt’s change management, release and integration governance processes including activity tracking and reporting. Maintain accurate and thorough integration documentation, including design records, test outcomes and handover artefacts Contribute to the continuous improvement and scalability of integration delivery processes, standards and tooling Skills & Experience Must-Have Qualifications & Experience 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 security concepts including PKI, TL… Read the full description on Himalayas.