Senior Platform Engineer (UI/UX and Integrations)

About the role

Refractal is an AI security company building the infrastructure organisations need to defend against autonomous AI threats. This Senior Platform Engineer role owns the parts of the Refractal platform that customers see and connect to: the operator console and the integrations that link Refractal to customers' AI tools and security stack. You will work closely with the product designer and set front-end and integration standards in Podgorica with the London team.

Key responsibilities

• Build the operator console in React and TypeScript, turning designs into fast, accessible interfaces for security and compliance teams.
• Work with the product designer on workflows for policy authoring, triage, investigations and audit reporting.
• Build and maintain integrations with customers' AI platforms and security tools, including SIEMs, identity providers and observability platforms.
• Design the APIs and SDKs that customers use to connect their agents and tools to Refractal.
• Make integrations reliable through testing, monitoring and clear setup documentation.

Required profile

• 6+ years in software engineering, with deep front-end experience in React and TypeScript.
• A strong eye for UI and UX, and experience turning designs into polished, data-heavy interfaces.
• Experience building integrations with third-party APIs, including authentication, rate limits and error handling.
• Clear communication with designers, engineers and customers.
• Nice to have: Montenegrin, Serbian, Bosnian or Croatian.

Required skills

• React and TypeScript
• Working knowledge of a backend language, ideally Python
• Nice to have: experience with SIEM, identity or observability platforms such as Splunk, Okta or OpenTelemetry; experience building security or compliance products

What we offer

• Salary of EUR 35,000 to 85,000 gross per year
• Competitive equity, pension contribution, private medical and dental cover
• Visa and relocation support