83 backend developer English-speaking jobs in Catalonia

We are seeking a talented Backend Engineer to join our expanding teams in Barcelona and evolve our product ... Europe, including Vienna and Barcelona, and a 1,500-strong team of more than 80 nationalities.As a Backend

We are seeking a talented Backend Engineer to join our expanding teams in Barcelona and evolve our product ... Europe, including Vienna and Barcelona, and a 1,500-strong team of more than 80 nationalities.As a Backend

Software Developer (Full-Stack) to join our team in Barcelona. ... Experience with backend development (Python, Node.js, Java, or similar). ... Build modern web interfaces and scalable backend APIs that power our products and services. ... Collaborate closely with product managers, designers, mobile developers, and other backend engineers. ... testing, and delivery of our Mobile Application Security Platform, working across both frontend and backend

ABOUT THE ROLE As a Backend Developer (Go), you will play a key role in modernizing a large‑scale platform ... This role focuses on building resilient backend foundations, influencing architectural decisions, and ... MUST HAVES Bachelor’s degree in Computer Science or related field; 5+ years of backend software development

We are looking for a backend developer with practical experience in Java, and the drive and enthusiasm ... As a developer, you are also analytical and genuinely interested in understanding the whole tech stack

Lead Engineer to design, develop, and maintain high-availability web applications using Java, Kotlin, and Spring Boot. Drive team's technical roadmap, implement AI integrations, and optimize distributed systems. Experience with PostgreSQL and CI/CD pipelines required. Bonus points for Python or Generative AI frameworks.

Senior backend developer will design, develop, test, deploy, and maintain software. Collaborate with Tech Lead on new features and mentor junior team members. Experience with JVM languages, Spring Boot, and relational/non-relational databases is required.

Qualifications 7+ years of experience as a Frontend Developer. ... You will work closely with Product, Design, and Backend teams to ensure high-quality, accessible, and

improvements; Drive architectural decisions and establish patterns that support scalability, reliability and developer ... ABOUT THE ROLE As a Backend Engineer, you will help design and scale high-performance systems that power ... focusing on performance, observability and fault tolerance; Experience with Python / Django or other backend

Senior Backend Engineer Are you passionate about solving large‑scale backend problems with machine learning ... Do you have deep expertise in Java backend development and want to help build a platform for decision ... We are looking for a Senior Backend Engineer to build King’s next‑generation machine learning platform ... equivalent from other cloud providers End‑to‑end integration of systems Experience with large‑scale backend

Python Backend Junior Software Engineer - Remote 4 days a week (Europe) Barcelona, Catalonia, Spain $30,000.00 ... problem-solving skills A team player with great interpersonal and communication skills A structured developer ... Bachelor’s Degree in computer science, related technical field, or equivalent experience 4+ years database developer

Senior Backend Engineer – Go / Golang 6 month contract – hybrid (Dublin, London, Barcelona, Warsaw or ... Berlin) I’m working with a product-led SaaS company looking for multiple senior backend engineers to ... These roles sit across core backend services and a newer AI-focused area building agentic capabilities

We are seeking a talented Backend Engineer to join our expanding teams in Barcelona and evolve our product ... Europe, including Vienna and Barcelona, and a 1,500-strong team of more than 80 nationalities.As a Backend

About the Role As a PHP Developer, you will build and maintain scalable web applications using modern ... You’ll work across backend systems, databases, and deployment environments to support seamless functionality

Backend familiarity (e.g., Java) for integration testing of connected game services. ... Drive improvements in test reliability and developer experience: faster pipelines, better failure artifacts

Join to apply for the Backend Engineer (Typescript) (50K€-65K€) role at Joppy We’re hiring a Backend ... Engineer for our client — someone who’ll own the backend systems that power our crypto and self‑custody ... Your profile 3+ years of backend experience building production systems in Go or TypeScript. ... What you’ll do Design, implement, and operate scalable, resilient backend services handling millions

As a developer, you bring a generalist mindset and a strong analytical approach, and you are genuinely ... static languages (e.g., Groovy, Python, Bash, C#) Experience collaborating with client developers, backend

Senior Backend Engineer – Go / Golang 6 month contract – hybrid (Dublin, London, Barcelona, Warsaw or ... Berlin) I'm working with a product-led SaaS company looking for multiple senior backend engineers to ... These roles sit across core backend services and a newer AI-focused area building agentic capabilities

We are seeking a talented Backend Engineer to join our expanding teams in Barcelona and evolve our product ... Europe, including Vienna and Barcelona, and a 1,500-strong team of more than 80 nationalities.As a Backend

This role is focused on high-performance backend development for the exchange core and surrounding ecosystem ... core exchange infrastructure and trading systems Designing and building high-throughput, low-latency backend ... of a next-generation trading platform What were looking for 5+ years of experience with C# / .NET backend ... Strong system design and backend architecture skills Tech stack C# / .NET (latest versions) High-performance ... backend architecture In-memory processing Modern infrastructure and cloud tooling What we offer Opportunity