Empleos de senior javascript engineer en Barcelona

knowmad mood busca un desarrollador/a senior backend Java para un importante cliente del sector bancario. Se trabajará 100% remoto y en un entorno ágil, con foco en microservicios, API y pruebas.Se requiere experiencia sólida en Java (21+), Spring, Spring Boot, Docker/Kafka, y observabilidad (Grafana/Prometheus). Ofrecen contrato indefinido, horario...

FNZ is seeking a Software Engineer to join THE HOKUS PLATFORM team in Barcelona. The role involves analyzing, designing and developing tests to build robust new features in an agile environment, and delivering ongoing maintenance and enhancements across systems for life insurance partners.You will collaborate with data scientists, business users and...

Software Engineers and Senior Software Engineers are sought by this leader in AI based tools and frameworks. Based at their R+D Centre in Barcelona the Software Engineers will be developing tools and frameworks aimed at deploying AI applications. The Senior Software Engineers will be working on low level kernel optimisation and development, highly parallel...

Tamarind Intelligence Group busca un Desarrollador Full Stack Blockchain para un puesto remoto operando desde Barcelona. Diseñarás, desarrollarás y desplegarás soluciones descentralizadas, trabajando en la vanguardia de la tecnología blockchain y creando aplicaciones seguras.El rol requiere experiencia sólida en desarrollo full-stack y blockchain, con...

Who We Are: At Emburse, you’ll not just imagine the future – you’ll build it. As a leader in expense intelligence, we are creating a future where technology drives business value and inspires extraordinary results. Our AI-powered platform helps organizations modernize financial operations, increase visibility, and optimize spend across the...

A tech-focused mobility start-up in Barcelona seeks a Mobile Developer specialized in iOS to join their team. You will collaborate closely with design and backend teams to build reliable and high-quality applications. The ideal candidate should have 5+ years of experience as an iOS Engineer and be proficient in Swift, with a background in the automotive...

Fichtner in Madrid or Barcelona seeks an experienced electrical engineer to lead electrical design and project teams for power stations and industrial plants. You will guide technical decisions, coordinate suppliers, and ensure compliance across international projects.You will work closely with partners across Europe, travel up to 25%, and contribute from...

A defense and aerospace company in Spain is seeking a Systems Engineer – Stability & Control to analyze and verify flight systems for UAVs. The ideal candidate has a strong background in aerospace engineering, with over 10 years in the industry and a deep understanding of flight dynamics. This role requires hands-on experience in UAV stability and control,...

Apply for Senior Data Engineer - Evinova at AstraZeneca in Barcelona, CT, ES.This Visa sponsorship job abroad position offers great opportunities for career growth.Posted date Sep. 17, 2026 Contract type Full time Job ID R-260049Why choose AstraZeneca Spain?AstraZeneca Spain is a rising force in our global business. With headquarters in Madrid and our global...

Elegir Capgemini significa elegir una empresa donde tendrás la libertad de diseñar tu carrera profesional como desees, con el respaldo y la inspiración de una comunidad colaborativa de colegas en todo el mundo. Aquí podrás reinventar lo que es posible. Únete a nosotros y ayuda a las organizaciones líderes en el mundo a descubrir el valor de la...

HDR is seeking experienced Commissioning Engineers/Managers to join our European team. The role requires a minimum of 8 years in commissioning with strong mechanical and electrical knowledge.You will manage the full commissioning cycle across projects, coordinate certification strategies, and work closely with clients and contractors to ensure project...

Who We Are¿Es usted el candidato adecuado para esta oportunidad? Asegúrese de leer la descripción completa a continuación.At Emburse, you’ll not just imagine the future – you’ll build it. As a leader in expense intelligence, we are creating a future where technology drives business value and inspires extraordinary results. Our AI-powered platform...

Useprosper in Barcelona is seeking a Software Engineer to develop and scale their AI Phone Agent platform for healthcare. The role involves working on low-latency speech systems and requires experience in building end-to-end products.Puede obtener más detalles sobre la naturaleza de esta vacante y lo que se espera de los solicitantes leyendo la información...

Seynamics in Barcelona, Spain seeks a Design Verification Engineer to support gate-level simulations and hardware emulation for AI chip verification teams. You will validate post-synthesis netlists, debug timing and reset issues, and enable large-scale emulation of SoCs prior to tapeout.This hands-on role requires close collaboration with RTL, DFT, physical...

New Relic is seeking a backend engineer to design, build, and operate JVM-based microservices (Java/Kotlin) powering massive telemetry pipelines and observability features. You will own services end-to-end, implement asynchronous patterns, and contribute to a scalable, resilient platform used by engineers globally.The role emphasizes strong collaboration,...

About The JobJoin the Allianz Cyber Defense Center (ACDC) and play a key role in securing cloud environments at scale for one of the world’s leading insurance companies. As a Senior Cloud Security Engineer, you will be part of the Cloud Defense team, working across AWS, Azure, and GCP to protect critical workloads and SaaS platforms. You will contribute...

About Stark Stark builds the world’s most powerful electric motorcycles. From the VARG MX to the road‑legal VARG EX & SM, our bikes have won world championships and are engineered to outperform anything with a combustion engine. We’re based in Sant Boi, Barcelona, growing fast (77% year‑on‑year), and building a team that will take us even further....

Langfuse, now part of ClickHouse, seeks an experienced infrastructure engineer to run Langfuse Cloud production environments across AWS and ClickHouse Cloud. You will own uptime, performance, and cost efficiency while enabling self-hosted deployments with Helm and Docker Compose. You will build world-class observability, automate pipelines and...

The mission of Speechify is to make sure that reading is never a barrier to learning. Over 50 million people use Speechify’s text-to-speech products to turn whatever they’re reading – PDFs, books, Google Docs, news articles, websites – into audio, so they can read faster, read more, and remember more. Speechify’s text-to-speech reading products...

Scopely is looking for a Senior Engineer to serve on and elevate our new casual game, Monopoly GO! team in Barcelona on a hybrid basis. At Scopely, we care deeply about what we do and want to inspire play every day - whether in our work environments alongside our talented colleagues or through our deep connections with our communities of players. We are a...