Transforming Life Science Consulting Worldwide. Fusion Consulting is a globally leading Business and IT boutique consultancy specialized in the Life Sciences industry, partnering with leading companies in pharma, healthcare, and animal health.
Focused on S4HANA, Data & Cloud, and innovative technologies, Fusion Consulting brings unparalleled expertise and commitment to excellence to every project we undertake.
With unwavering support and an entrepreneurial spirit, our global teamwork transcends boundaries and turns shared visions into reality.
We are looking for an experienced Rust Developer to take a leading role in the design and development of reliable backend services while gradually expanding into full stack delivery.
You will work primarily with Rust, building APIs, data models, asynchronous services, and well-tested backend components. Over time, you will also contribute to frontend applications built with Vue.js and Angular, as well as data pipeline components using AWS Glue.
This role is suited to a backend-focused engineer who brings strong production Rust experience, enjoys ownership, and is comfortable working in a polyglot codebase. Deep frontend expertise is not required from day one, but a willingness to learn and contribute across the stack is essential.
Designing, developing, testing, and maintaining backend services in Rust.
Creating and maintaining data models and integrations with relational data stores.
Writing clean, maintainable, and well-tested production code.
Taking ownership of backend features from design through delivery and support.
Contributing to frontend applications developed with Vue.js and Angular.
Supporting AWS Glue pipelines and related ETL or data-processing activities where needed.




At least 4 years of professional software development experience.
Solid production experience developing applications or services in Rust.
Strong backend engineering fundamentals, including API design, asynchronous programming, data modeling, and automated testing.
Willingness to contribute to frontend applications built with Vue.js and Angular.
Comfortable working across backend, frontend, and data pipeline components over time.
Experience with Vue.js, Angular, React, or another modern SPA framework.
Experience with AWS services.
Familiarity with AWS Glue or similar ETL and data integration tools.
Interest in growing from a Rust-focused backend role into broader full stack responsibilities.
At Fusion, we unite entrepreneurial minds from around the globe to develop and implement game-changing solutions that build lasting relationships with our clients.
Enjoy 25 days of flexibility to work from your preferred global location.
Flexible Time Off: Take the time you need to recharge and maintain a healthy work-life balance, with flexibility beyond standard holiday allowances.
Annual Training Budget: Access CHF 1,500 to invest in your professional development and skill enhancement.
Integral Mobility Support: Gain assistance with international assignments, visa/permit support, and relocation services.
Unity Scheme: Benefit from loyalty rewards starting after 3 years of service.
Local Benefits: Access a range of country-specific benefits tailored to your location.
Unite with the best global talent in life sciences, empowered to grow and collaborate in a vibrant environment.
Truly Global: Join a truly global organization where mutual support, teamwork, and diversity drive our collective success.

📌 Senior Rust Backend Engineer — Global and Flexible Training (Barcelona)
🏢 Fusion Consulting
📍 Barcelona