81 backend developer English-speaking jobs in Catalonia
Webentwickler / Backend Developer
- N26 GmbH
- Barcelona
- April 2
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
Backend Python Developer
- Delfos Energy
- Barcelona
- March 30
Your Mission
Interested in working with an AI Data Platform supporting sustainability, with backend ... Your Profile
We are looking for a Mid-Level Python Developer to strengthen our team and further boost
Backend Java Developer (m/f/d)
- Quantion
- Barcelona
- April 25
Quantion is a Business Digital Transformation services company founded in 2015 and part of the Astek Group group operating in more than 25 countries with over 10,000 employees worldwide. Our team is specialized in application development, UX/UI, and digital business transformation, focused on building innovative solutions that drive measurable business results.
Senior Backend Developer (PHP)
- iLovePDF
- Barcelona
- April 22
For this position, we are looking for a qualified and experienced PHP Engineer to join our iLovePDF backend
Backend Developer (Go) ID48361
- AgileEngine
- Barcelona
- April 3
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
Backend Software Engineer Specialist- Energy Management Solutions
- Siemens Gas and Power GmbH & Co. KG
- Barcelona
- April 3
integrations across IT and OT platforms, developing AI/ML/GenAI platforms for smart solutions, and enhancing developer ... Ensure seamless integration of backend services with the overall Software Factory infrastructure and ... Backend Software Engineer Specialist- Energy Management Solutions
About the Role
Location
Spain
Barcelona ... Software Engineer, where you will immerse yourself in designing and implementing robust backend services ... How You’ll Make an Impact
Design, implement, and optimize scalable backend services using C# and .NET
Senior Full Stack Developer
- Netenders Holding
- Barcelona
- March 30
About the role: We’re looking for a Senior Full Stack Developer to join our in‑house tech team. ... QA processes Familiarity with Docker containers Experience in e‑commerce implementations or complex backend ... consuming RESTful APIs Strong knowledge of software architecture and design patterns across frontend and backend
Senior Salesforce Engineer
- Kleinanzeigen
- Barcelona
- April 3
Referrals increase your chances of interviewing at Kleinanzeigen by 2x Get notified about new Salesforce Developer ... Collaborate with cross-functional teams (backend, product, UX) to define and deliver innovative solutions ... services) Experience in an Agile environment, collaborating closely with designers, product managers, and backend
Senior Devops Engineer
- Merlin Digital Partner
- Barcelona
- April 3
Collaborate closely with engineers to enhance the developer experience and internal tooling. ... Containers: Docker, Kubernetes CI/CD: GitHub Actions, Monorepo (Turborepo) Backend: Node.js, TypeScript
Cloud & Information Technology Manager
- Flomics
- Barcelona
- April 1
Development background in modern frontend and backend frameworks. ... Developer enablement: Guide the development team with tools, automation, and best practices for CI/CD
Backend Engineer (Python)
- Datavant
- Barcelona
- April 3
Backend Engineer (Python, Kubernetes, AWS)
The Role
As a Backend Engineer, you will design and build ... This role offers strong ownership of backend architecture and the opportunity to shape platform standards ... What You’ll Do
Design and implement backend services and APIs using Python frameworks
Build and deploy ... in Computer Science, Engineering, or related field, or equivalent practical experience
2+ years of backend ... for junior candidates; 6+ years for senior candidates
Professional experience developing production backend
Head of Development
- PowerUp Talent
- Barcelona
- April 2
of the technical direction across a growing portfolio of mobile games, spanning client architecture, backend ... gaming or mobile products Strong expertise in scalable architecture, performance optimisation, and backend
Senior Product Engineer - Plug and Play
- Nory
- Barcelona
- April 1
have
Experience designing and maintaining public APIs, including authentication, versioning, and developer ... You’ll thrive in ambiguity, helping define what we build and why, while designing robust backend systems ... you’ll bring
Full‑Stack Technical Depth: Solid production‑level capabilities in both frontend and backend
Senior Backend Software Engineer
- Fourthline
- Barcelona
- March 31
Verification (BAV) + Qualified Electronic Signatures (QES) teams in Barcelona—we’re looking for a Senior Backend ... As a Senior Backend Engineer At Fourthline, You Will
Design, develop, maintain, and improve our microservices
Senior Software Engineer New Barcelona, Spain
- Affinity Inc
- Barcelona
- April 16
From high‑performing APIs to backend algorithms, integration frameworks, to guaranteeing data privacy ... You’ve worked with a variety of web APIs and developed backend services using modern OOP practices. ... Our systems are built in Ruby on Rails, PostgreSQL and Redis on the backend, and Typescript and React ... However, this role is more heavily focused on backend development, but will have some frontend development
AI Platform Engineer / AI Infrastructure Engineer
- Axiomatic_AI
- Barcelona
- April 1
Collaborate with backend engineers to integrate AI capabilities. ... Backend: FastAPI, SQLAlchemy, Pydantic.
Cloud: GCP (Vertex AI, Cloud Run), Terraform. ... You will also implement MLOps pipelines, optimize performance, and collaborate closely with backend engineers
Senior Developer / Solution Architect - CCH Tagetik
- SystemsAccountants
- Barcelona
- April 17
Excellence team for their CCH Tagetik application, seeking an experienced EPM application solution architect/developer
New Business Developer
- DIFER - Event Crafting
- , Cataluña, Spain
- April 16
Role Description
We are seeking a New Business Developer for a full-time, on-site role in Barcelona. ... The New Business Developer will identify new business opportunities, establish and nurture client relationships
Software Engineer
- Univrse
- Barcelona
- April 1
You will be part of a collaborative and agile environment, working on the core backend platform that
B2B Content Lead
- SLNG
- Barcelona
- March 30
social platforms
Able to publish and iterate independently
Experience
3–8 years in B2B SaaS, developer ... Nice to have
Some product marketing exposure (bonus only)
SEO fundamentals
Familiarity with developer ... and deployment
Latency and performance trade-offs
Multi-region systems and compliance constraints
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