278 backend developer English-speaking jobs in Barcelona

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  • team.blue
  • Barcelona
  • September 27
LogoAre you our next Backend Developer? ... Role: Backend Developer (Mid / Senior)Location: Hybrid (Remote / Turin, Italy)The Mission: A Digital ... We believe that accessibility isn’t a checkbox: it’s how people experience the world.As our Backend Developer ... will power the core engines of digital accessibility, designing robust, scalable, and high-performing backend ... ownership of your role, you will participate in the end-to-end design and delivery of high-quality backend
  • Enfint
  • Barcelona
  • September 1
LogoЗадачи: Develop and maintain the platform backend and its applications; Implement APIs and services for ... Требования: 5+ Years of solid backend development experience; Proficiency in Python, .NET (C#), Java,
  • Linde Material Handling
  • Barcelona
  • September 1
LogoDesign, build, and deploy innovative solutions using data analytics, machine learning, and generative AI. Build MLOps on Azure/GCP and CI/CD pipelines. Requires 3+ years experience and strong Python skills.
  • YO IT Consulting
  • Barcelona
  • September 5
  • remote work
LogoRequired Skills And Qualifications 3+ years of professional experience as a backend developer, with strong ... Advanced understanding of backend data validation, error handling, and API security. ... Drive data validation, error handling, and security best practices within backend services. ... Experience designing or evaluating experimental tooling and developer workflows. ... Job Description Job Title: Python Developer Job Type: Contract Location: Remote Job Summary In this role
  • Delfos Energy
  • Barcelona
  • September 1
LogoYour Mission Interested in working with an AI Data Platform supporting sustainability, with backend Python ... Your Profile We are looking for a Mid-Level Python Developer to strengthen our team and further boost
  • Amaris Consulting
  • Barcelona
  • August 17
LogoAs a Backend Developer (Node.js) , you will play a key role in designing and developing robust, scalable ... backend systems that drive global digital solutions. ... development: Design, build, and maintain scalable backend systems using Node.js with Fastify . ... will directly influence high‑impact products used by top‑tier international clients What You’ll Do Backend
  • Schwarz Gruppe
  • Barcelona
  • September 17
LogoDeveloper First" Mindset & Sensitivity to Developer Experience (DevEx):Understands that their code serves ... ):Backend Ecosystem: Advanced domain in developing robust and scalable services using .NET Core / C# ... Enjoys writing frontend, backend, and infrastructure code, resolving real blockages, and avoiding complex ... Flags: Management of progressive deployment workflows using Feature Flags (Unleash).Tooling & Internal Developer ... flawless integration guides.Autonomy & Proactivity:Ability to detect performance bottlenecks in tooling or developer
  • King Digital Entertainment
  • Barcelona
  • September 8
LogoCraft:Technology & DevelopmentJob Description:We’re looking for a Java backend developer to join our ... testing, deployment, monitoring, and ongoing improvement.We’re looking for a mid-level developer who ... You’ll contribute throughout the lifecycle of our backend systems, from design and implementation to ... concurrency, and scalability.Experience with databases, web development, UNIX environments, and production backend
  • Holded
  • Barcelona
  • August 17
LogoBackend Developer role focusing on Projects and CRM. Join a team building intuitive software to simplify business operations. This position requires technical talent to create cutting-edge products.
  • Capitole
  • Barcelona
  • September 22
Logorobust cloud‑native services, troubleshoot complex issues, and continuously improve reliability and developer ... ’s backend systems, ensuring they are scalable, resilient, and secure. ... Programming expertise in backend languages such as Java, Kotlin, Python. ... Optimize backend services for low latency, high throughput, and cost efficiency. ... Senior Software Engineer (Backend) ABOUT LINGO Lingo is building a cutting‑edge digital health platform
  • Abbott
  • Barcelona
  • September 10
Logorobust cloud‑native services, troubleshoot complex issues, and continuously improve reliability and developer ... ) to design, build, and optimize Lingo’s backend systems, ensuring they are scalable, resilient, and ... Our systems process massive volumes of real‑time data, and the backend is the heartbeat that transforms ... timeCategory: Research & DevelopmentIndustry: HealthcarePosted Date: 2026-09-08Senior Software Engineer (Backend ... building a cutting‑edge digital health platform that fuses continuous biosensor data, high‑performance backend
  • xboxgaming
  • Barcelona
  • September 28
LogoShared platforms or developer tooling. AI-enabled products or workflows. ... developer tooling, integrating AI capabilities, or helping shape the architecture of a shared platform ... Designing and building scalable backend services and APIs. ... Work across a diverse technology landscape, from backend systems to AI-enabled experiences. ... Develop scalable backend services, APIs, event-driven systems, and reusable platform components.
  • K-LAGAN
  • Barcelona
  • August 17
Logo• Advanced backend development using Java 11/17 and Spring Boot• Design and management of containers ... Engineering, Telecommunications, or a related field• At least 4 years of professional experience in backend ... growth, and bringing value through your expertise, this is the place for you.ð Your MissionAs a Java Developer ... Data, QA, Agile, AI & Business Transformation, and Green IT.ð The OpportunityWe are looking for a Java Developer ... Knowledge of Infrastructure as Code (IaC) tools such as Terraform• Official Microsoft Azure certifications (Developer
  • Preply
  • Barcelona
  • September 25
LogoYou do not need to be a Python-first backend engineer, but you should be productive in it.AI Expertise ... cost trade-offs that come with them.Extensive experience (~8 years) designing and building complex backend ... platforms, internal developer tooling, developer productivity or developer experience solutions.Experience ... What you’ll be doing:As a Platform Software Engineer in the Developer Platform team, you'll build and ... scale while making it faster and easier for engineering teams to build on top of it.As part of the Developer
  • ERNI - Swiss Software Engineering
  • Barcelona
  • September 1
LogoWhat you will bring Strong experience with .NET 6 or higher and backend development. ... 6+, Microsoft Azure and cloud native technologies to develop, deploy and maintain secure, scalable backend ... You will be responsible for designing, developing and maintaining backend services supporting authentication
  • HP
  • Barcelona
  • September 25
LogoSolid understanding of backend systems, APIs, and system design. ... Design, develop, and deliver scalable software solutions across backend and frontend. ... Define engineering strategies that leverage AI to improve developer productivity, code quality, system ... hands‑on leadership position with no direct reports, focused on influencing outcomes, accelerating developer
  • SEAT CODE
  • Barcelona
  • August 17
Logospecialized in iOS to join our team that will work on a day-to-day basis with our design and backend ... what we think could be a good fit for our current needs 😊 The Role 🤔 We are looking for a Mobile Developer
  • Marfeel
  • Barcelona
  • August 17
Logodiversity are at the heart of what we build, and we are still growing.The role:We are looking for a Java Developer ... You will own backend architecture decisions and work closely with product and data to ship reliable, ... do:Work on challenging developments involving high concurrency and affecting millions of users.Own backend ... Backend is your centre of gravity, but you go wider when it helps the team, and you collaborate naturally ... development, and a focus on quality and performance.Be involved in technical decisions, and step outside backend
  • caravelo
  • Barcelona
  • September 22
LogoThe mission We're looking for a Full Stack Developer who is analytical, results-driven, and grounded ... in Java backend development. ... That said, this isn't a purely backend role. ... Your center of gravity will be the backend: designing, building and maintaining the robust, scalable ... Most of your work will be backend; some of it won't be, and you should be able to move between the two
  • Shipco Transport Inc.
  • Barcelona
  • September 1
LogoAssociate - Application Developer (Python Developer) Department: Technology Employment Type: Full Time ... Applications: Design, develop, and maintain high-performance web applications using Python and FastAPI for backend ... As an Application Developer, you’ll help build and enhance applications that power these operations, ... Join Shipco IT as a Senior Application Developer At Shipco IT, we’re the technology engine behind global
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