Systems Integration Engineer

nscaleoperationsukltd; Greater London; Presencial; GBP 65.000 - 100.000; Jornada completa

Descripción de la vacante

Nscale is hiring a Systems Integration Engineer to design, build, and maintain the connective tissue between the company’s rapidly expanding application landscape. You will implement API-based integrations, data mappings, and event-driven workflows to ensure seamless data flow across ERP, HRIS, CRM, ATS, and ITSM systems.

As an IC role, you’ll own the systems development lifecycle, work with external consultants, and translate business requirements into solid technical designs while

Formación

• 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).
• Experience integrating core business systems: ERP/HRIS/CRM/ATS.

Responsabilidades

• Design and build API-based integrations between core business systems (ERP, HRIS, CRM, ATS).
• Implement event-driven workflows, webhooks, and scheduled data syncs.
• Partner with Palantir Foundry team to enable integration platform usage.
• Develop data transformation logic, mappings, and validation rules.
• Design error handling, retries, and production monitoring for integrations.
• Maintain data consistency across entities and currencies; lead data migrations.

Conocimientos

Enterprise integrations

REST APIs

Webhooks

Integration platforms

Python scripting

SQL data validation

ERP/HRIS/CRM exposure

Herramientas

Workato

Celigo

MuleSoft

Boomi

Make

Palantir Foundry

Descripción del empleo

Systems Integration Engineer

About Nscale

Nscale is the GPU cloud engineered for AI. We provide cost-effective, high-performance infrastructure for AI start-ups and large enterprise customers. Nscale enables AI-focused companies to achieve superior results by reducing the complexity of AI development. Our GPU cloud bolsters technical capabilities and directly supports strategic business outcomes, including cost management, rapid innovation, and environmental responsibility.

We thrive on a culture of relentless innovation, ownership, and accountability, where every team member takes pride in their work and drives it with excellence and urgency. As an Nscaler, you'll build trust through openness and transparency, where everyone is inspired to do their best work. If you join our team, you'll be contributing to building the technology that powers the future.

About the Role (Job Purpose)

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.

What You'll be Doing (Responsibilities)

• 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
• 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
• 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
• 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
• 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

About You (Skills / Qualifications)

Required

• 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

Nice to have

• Experience with Palantir Foundry or similar ent