> Markdown version of [/jobs/ext/3882689-systems-integration-engineer](https://www.wearedevelopers.com/jobs/ext/3882689-systems-integration-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Systems Integration Engineer - **Company:** Nscaler - **Location:** UK (Remote available) - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Applicant Tracking Systems, Build Automation, Automation of Tests, Business Systems, Software as a Service, Continuous Integration, Data Validation, Data Governance, Extract Transform Load (ETL), Data Transformation, Data Migration, Data Synchronization, Human Resources Information System (HRIS), Hypertext Transfer Protocols (HTTP), JSON, Python (Programming Language), Netsuite, Systems Development Life Cycle, Salesforce.Com, Security Assertion Markup Language (SAML), SAP (Applications), SQL Databases, Data Streaming, Systems Integration, Palantir Foundry, Boomi, Zapier, Event Driven Architecture, HR Software, Build Management, Deployment Automation, Integration Frameworks, Data Management, Hubspot, Api Design, Restful APIs, Webhooks, Software Version Control, Data Pipelines, Workday, Mulesoft - **Published:** October 23, 2026 - **Apply:** https://startup.jobs/systems-integration-engineer-nscale-10555507 ## About the Role * 4+ years hands-on experience building enterprise integrations across finance, supply chain applications * Strong understanding of REST APIs, webhooks. * Experience with at least one integration platform (Workato, Celigo, MuleSoft, Boomi, Make) or custom API development * Proficiency in at least one scripting/programming language (Python preferred but open to JSON too) * Experience integrating core business systems: ERP (NetSuite/SAP/Salesforce), HRIS (Workday/BambooHR), CRM (Salesforce/HubSpot), ATS (Greenhouse/Lever) * Solid understanding of data modeling, ETL/ELT patterns, and data transformation logic * Ability to read and write SQL for data validation and troubleshooting * Strong troubleshooting skills - comfortable diving into API logs, HTTP requests, JSON payloads, * Experience with Palantir Foundry or similar enterprise data integration platforms * Background in solutions architecture or enterprise architecture for internal systems * Knowledge of SOX, SOC 2, or ISO 27001 compliance requirements for integrations * Experience in high-growth, pre-IPO, or recently public companies (250-2,000 employees) * Familiarity with data governance, master data management (MDM), and data quality frameworks * Experience with CI/CD for integration pipelines (version control, automated testing, deployment automation) ## Description We're hiring a Systems Integration Engineer (we are open to senior engineer levels too but please bear in mind this is a hands on IC role) to design, build, and maintain the connective tissue between Nscale's rapidly expanding application landscape. As we scale from 500 to 1,000+ people and prepare for IPO, our internal systems need to work together seamlessly - not as isolated silos. This is a hands-on technical role where you'll architect and implement integrations across our core business systems. You'll define integration patterns, build automation workflows, and ensure data flows reliably across the enterprise., * Design and build integrations between core business systems (ERP, HRIS, CRM, ATS, ITSM, project management, finance, procurement) * Implement API-based integrations, webhooks, scheduled data syncs, and event-driven workflows * Work with the Palantir Foundry team to enable as the primary integration platform * Build and maintain data transformation logic, field mappings, and validation rules * Design error handling, retry logic, and monitoring for production integrations * Architect and support integrations with upstream and downstream systems. * Maintain data consistency across entities and currencies.Lead data migration for new entities and acquisitions. Delivery and Partnership * Own the systems development lifecycle, including source control, testing and deployment. * Translate business requirements into documented technical solutions.Partner with external consultants on integration and platform work. Solution Architecture * Act as technical advisor for integration requirements - translating business needs into technical designs * Define integration patterns and standards (REST APIs, webhooks, batch ETL, SCIM provisioning, SSO/SAML) * Evaluate trade-offs between point-to-point, hub-and-spoke, and event-driven architectures * Create architectural decision records (ADRs) and integration documentation * Collaborate with the Enterprise Architecture function to ensure integrations align with target state architecture, * Ensure data consistency across systems - single source of truth for users, customers, contracts, financial data * Build data validation and quality checks into integration pipelines * Identify and resolve data sync issues, duplicate records, and mapping errors * Work with business owners to define data ownership and master data management rules Tooling & Platform Evaluation * Evaluate and recommend integration tools, platforms, and SaaS connectors * Conduct proof-of-concept builds to validate technical feasibility * Assess API capabilities, rate limits, authentication methods, and webhook reliability of SaaS platforms * Maintain awareness of integration technology landscape and emerging patterns Operational Support & Monitoring * Monitor integration health - track API errors, failed syncs, data discrepancies * Build dashboards and alerting for integration pipelines * Troubleshoot integration failures and implement fixes * Document runbooks and support procedures for production integrations * Provide Level 2/3 support for integration-related issues, The responsibilities outlined in this job description are not exhaustive and are intended to provide a general overview of the position. The employee may be required to perform additional duties, tasks, and responsibilities as assigned by management, consistent with the skills and qualifications required for the role.