7,106 junior back end developer jobs in Portugal.

Reaktor Lisbon is seeking an experienced Senior Fullstack Developer to join one of our Business Units in Lisbon. You’ll work across modern web applications, backend services and production systems, solving ambiguous problems with clients in a low‑hierarchy environment. You will support clients across digital product, platform ...

https://jobeax.com/link/QzLAzasuVUcnyktU in Tagus Park, Portugal, is seeking a Senior Database Developer / Data Platform Engineer to design and build the data foundations powering its robotics software platform. In this role you will structure, store, govern, and expose operational and analytical data to support scalable, ...

... Data/Software Engineer specializing in Dataiku to join our team in Porto, Portugal. The ideal candidate will have over 10 years of experience, mandatory Dataiku Developer certification, and proficiency in Python for data pipeline development. This role offers a hybrid work model and access to a broad network of tech sector partners, ...

A tech development company is seeking an Android Developer to join their dynamic team. This role offers opportunities both in hybrid and full remote settings across Portugal, with a focus on professional growth. The ideal candidate should have experience in Android applications using Java or Kotlin, REST APIs, and the ability ...

Consort is looking for a Java Developer in Lisbon. The ideal candidate will have solid experience in Java backend development and Agile methodologies. You will work on scalable, reliable enterprise applications while ensuring application performance and reliability. The role includes designing backend services, optimizing ...

... configuration experience, bridging complex engineering data and user interfaces. Your role involves architecting high-performance user interfaces, implementing responsive designs, and collaborating with backend engineers. The company offers a remote-friendly environment, attractive salary, and great work-life balance.

Diconium in Lisbon seeks an experienced backend developer to shape modern web apps, connected to embedded devices, using Java/Spring, Go, Rust, and Node.js. You will build microservices, serverless components, and APIs, collaborating in an agile team. We offer a hybrid workplace with flexible hours, global collaboration, ...

A consulting company in Lisbon is looking for a Senior Frontend Developer. You will be responsible for developing and maintaining web applications using ReactJS and NextJS, and creating technical documentation. The ideal candidate has at least 5 years of experience in modern frontend technologies and strong problem-solving ...

A strategic consultancy firm in Lisbon is looking for a backend developer with extensive experience in web solutions. You will be responsible for developing secure and scalable APIs, collaborating with frontend teams, and ensuring compliance with security requirements. Candidates should have significant experience with ...

Körber is seeking a Senior Frontend Developer to create a high‑performing 3D user interface for Digital Twin applications in our R&D group. You will translate designs into robust frontend implementations and collaborate with architects and developers to ensure seamless integration into our https://jobeax.com/link/PFbdNcDfSFSpCQW8 ...

IRIUM Portugal is seeking a Frontend Developer for an oil company. The role requires 5+ years of Angular (v8+) experience, English at C1 level, and a hybrid work arrangement with at least one day per week in the office. Lisbon area teams collaborate across functions. The salary range is 3,100€–3,300€ gross monthly, inclusive ...

A DataSmart, localizada em Lisboa, está a procurar um Lead Salesforce Developer para liderar o desenvolvimento de soluções Salesforce em um ambiente híbrido. O candidato ideal deve ter mais de 8 anos de experiência, um forte conhecimento em Apex, Lightning e integração de sistemas, além de habilidades de liderança técnica. ...

A leading technology company in Portugal is seeking an experienced Android Developer for a fully remote position. You will contribute to mobile solutions for a major airline, designing user-friendly applications and collaborating with an international team. The ideal candidate has 2-5 years of experience in Android development ...

a askblue está a recrutar um Senior .NET Developer com mínimo de 6 anos de experiência, com competências em sistemas distribuídos, desenho e decisão técnica. Requisitos incluem C#, .NET 6+, https://jobeax.com/link/GrYTXLZMpxEMJknV Core, REST APIs, segurança, performance, DI, Background Services, e domínio de padrões como ...

Pertemps ERP in Lisbon is seeking a Lead Backend Developer to guide the backend evolution during a major engineering transformation. You will own services from concept to delivery and drive scalable, cloud-native solutions. The role emphasizes mentoring, architecture leadership, and collaboration with Product Owners and ...

Siemens Energy seeks an experienced backend developer to design, implement, and maintain scalable services using C# .NET and Python in a cloud-native setting. You will collaborate with data scientists, embrace microservices, and ensure secure, robust APIs and containers across environments. The role emphasizes CI/CD, Agile ...

A tech company is seeking a Senior/Lead Backend Developer to scale its backend infrastructure. The ideal candidate has over 5 years of experience in backend development, strong knowledge of AWS, and is comfortable with DevOps tasks. The role allows working remotely and requires alignment with the UK timezone. This position ...

IRIUM Portugal is seeking a Frontend Developer for an oil company. The role requires 5+ years of Angular (v8+) experience, English at C1 level, and a hybrid work arrangement with at least one day per week in the office. Lisbon area teams collaborate across functions. The salary range is 3,100€–3,300€ gross monthly, inclusive ...

Blip is seeking a Fullstack Developer in Porto to join their software development team. In this role, you'll analyze requirements and develop solutions while maintaining high-quality standards. Key responsibilities include working in an agile environment, participating in application planning, and ensuring code quality. ...

AgileEngine, LLC. is seeking a Senior Java Developer to design, build, and maintain scalable backend services and APIs for an international engineering team. You will work with Java 11+, Spring Boot, microservices, and databases like PostgreSQL and MongoDB, focusing on performance, testing with JUnit/Mockito, and code quality. ...