Front-end/Web Architect

• state-of-the-art expertise in modern web engineering and architecture
• five or more years of technical leadership guiding development teams
• extensive end-to-end experience leading customer-facing (or large-scale internal) projects: migrations, greenfield builds and production roll‑outs
• full project life-cycle ownership, from initial architecture through long-term maintenance
• outstanding communication and presentation skills with an ability to explain complex technical topics clearly to engineers and senior stakeholders alike
• proven technical coaching, mentoring and analytical problem-solving under pressure
• strong ability to work independently across multiple strategic initiatives
• deep, current hands-on (production-level) expertise in:
• React and TypeScript (five or more years)
• modern build tooling (Vite, Webpack, Redux Ecosystem, etc.)
• advanced CSS/HTML, layout techniques and performance optimisation
• progressive delivery patterns (feature flags, canary releases)
• Front-end observability and OpenTelemetry (OTel)
• cloud-native front-end security (OIDC, token flows, CSP, etc.)
• Additional nice-to-haves:
• cross-browser/device compatibility at scale
• Web Vitals and performance engineering
• designing and evolving large-scale corporate design systems
• public cloud platforms and modern CI/CD practices

• Diploma of completed studies at master's level or – in exceptional cases – equivalent professional experience
• Generally, an excellent knowledge (at least C1) of one official language (English, French and German) and ability to understand the other two; alternatively, excellent knowledge (at least C1) of at least one official language (in such cases, the willingness to learn the missing language(s) and to reach level B2 within a set time frame would be required)
• Citizenship of one of the member states of the European Patent Organisation

Candidates are kindly asked to upload an updated CV and outline their motivation in the designated application field (character limit 4000). If so wished, the motivation letter can also be uploaded as a Word or pdf attachment under "Application document" in SuccessFactors. In this case, please indicate in the designated field "Please refer to attached motivation letter".

The successful candidate will be selected on the basis of qualifications, competencies, professional experience and language knowledge, supplemented as appropriate by interviews, tests and/or a personality questionnaire.

A reserve list may be constituted, should more candidates than required at this time be considered suitable following the selection procedure. Such reserve lists are valid for 18 months and reserve list candidates may be contacted, should a vacancy with substantially the same profile arise during that period.

• Job group: 4

Grade: G7 to G10 (net (basic) monthly salary* for this vacancy: EURto, depending on experience and location)

Duration of appointment: Five years, with the possibility of extension

Career path: Technical

Application deadline: 15 April 2026

Interviews planned for: first half of May 2026

• after deduction of EPO-internal tax and before deduction of staff contributions to the social security and pension schemes

We welcome all applications for vacant positions. We consider each on its professional merits – regardless of your nationality, ethnic origin, gender, sexual orientation, marital status, disability, parental responsibilities, age, religion or belief.