Senior Software Engineer, Quality & CI (Remote • Equity)

Filigran; France; Remote; EUR 90,000 - 130,000; Full time

Benefits offered by this job

Competitive pay + equity

Remote-first

Flexible schedule

Twice‑a‑year offsites

Job summary

Filigran is seeking a Senior Software Engineer focused on software quality, testing, and CI to join the XTM Foundation. You will own quality across OpenCTI, OpenAEV, and OpenGRC, building robust pipelines, improving coverage, and establishing scalable practices for 60+ engineers.

This is hands-on work at scale, auditing existing systems, defining a roadmap, and partnering with product teams to turn quality into a competitive advantage—while staying current with AI-assisted testing trends.

Qualifications

• 7–12 years of software engineering with focus on quality engineering and CI/CD.
• Deep expertise in test strategy and architecture across unit, integration, E2E, and contract testing.
• Hands-on experience building and maintaining CI/CD pipelines at scale.
• Comfort with a polyglot stack: TS/React frontend, Node.js/Java backend, Python integrations.

Responsibilities

• Audit test coverage and CI pipelines across multiple products and define a prioritised improvement roadmap.
• Define a cross-product test strategy covering unit, integration, end‑to‑end, and contract testing across stack layers.
• Lead CI/CD consolidation towards GitHub Actions with quality gates and mutation testing.
• Build shared test tooling, templates, and libraries for product teams to reuse.
• Introduce and maintain performance/load testing practices and baselines.
• Define standards for test reliability and pipeline speed to reduce flaky tests.
• Collaborate with product teams to embed quality in day-to-day work with guidance and code reviews.
• Stay current with testing and AI-assisted engineering tools and propose new approaches.

Skills

Quality engineering

CI/CD

Test strategy

Cross-product experience

TypeScript/React

Node.js/Java

Python

Playwright

Mutation testing

Tools

GitHub Actions

Stryker

Pact

Cypress

Vitest/Jest

Job description

Filigran is seeking a Senior Software Engineer focused on software quality, testing, and CI to join the XTM Foundation. You will own quality across OpenCTI, OpenAEV, and OpenGRC, building robust pipelines, improving coverage, and establishing scalable practices for 60+ engineers.

This is hands-on work at scale, auditing existing systems, defining a roadmap, and partnering with product teams to turn quality into a competitive advantage—while staying current with AI-assisted testing trends.