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Senior Backend Developer (Java | ELK )
Senior backend developer on a large-scale digital platform in downtown Lisbon (hybrid, 3x/week on-site). Day to day: designing RESTful APIs and backend services in Java (WildFly, EJB, Jakarta), with Elasticsearch as the core search engine, plus GitLab CI/CD, Docker, Redis, and MongoDB in an agile team.
Senior Java Backend Developer
Fully remote Senior Java Backend Developer (7+ years) joining an international team on a large-scale project. Day to day is backend engineering with Java, Spring Boot, Azure Cloud, Kubernetes, Kafka, Terraform, and GraphQL Federation.
Senior Java Backend Developer
Planck Technologies is hiring a Senior Java Backend Developer in Lisbon (hybrid, 3 days/week onsite) to lead Java microservices work on a global luxury-goods client's Unified Commerce platform. Core focus: IAM architecture (Keycloak, Okta, OIDC), security, code quality tooling, and mentoring junior developers.
Senior Java Backend Developer
Senior Java Backend Developer at a consulting/nearshore firm: designs and builds Java backend services and APIs, Kafka event-driven integrations, Terraform IaC, and Kubernetes deployments, applying TDD, CI/CD, GraphQL Federation and Azure. Hybrid role in Lisbon, Porto, Braga or Coimbra (2 days/week in office).
Senior Backend Developer (.NET)
Senior backend developer building and maintaining Emotion Mobility's web applications, REST APIs, and backend services in C#/.NET with SQL databases, Git, and Agile/Scrum, across the full development lifecycle. Hybrid role based in Oeiras, Portugal (3 office days/week), €58,500 annual base salary.
Senior Backend Developer .NET
Designs, builds, and maintains scalable web applications and RESTful APIs using .NET Core/C#, Entity Framework, SQL Server, Docker/Kubernetes, and Azure tooling, while owning production incident response, root cause analysis, and observability (logs, metrics, traces) to keep apps healthy.
21 - Senior Java Backend Developer
PPM Coachers, a Portuguese project-management and consulting firm, is hiring a Senior Java Backend Developer to build and evolve enterprise applications. The work centers on Java 17+, Spring Boot, microservices and event-driven architecture, with Kafka/Solace messaging and CI/CD.
Java Backend Developer
Senior Java backend developer (100% remote from Portugal) designing, building and maintaining scalable services for an international retail project. Core stack: modern Java, Spring Boot, Terraform, Kubernetes, Kafka, GraphQL Federation on Azure Cloud.
Senior Backend Developer
Match Profiler, an IT consultancy, is hiring a Senior Backend Developer (remote, Portugal) to join an internal team/client, focused on data work with Azure Synapse Analytics (Serverless SQL pools), advanced SQL, and PySpark. Fluent English is required.
Java Backend Developer
Ovyo is hiring a mid-senior Java Backend Developer to design, build and operate event-driven microservices and RESTful APIs on AWS, powering a large-scale Video-on-Demand and Live Events platform. Core stack: Java 11+, MySQL/PostgreSQL, with AWS and Docker as nice-to-haves. Contract role.
Senior Backend Developer
Senior Backend Developer at Sky Portugal building highly scalable microservices for global OTT streaming platforms (Peacock, NOW, SkyShowtime, Showmax). Day-to-day work spans the full development cycle—design, implementation, testing, and operations—using Java/Kotlin/C#, Docker/Kubernetes, and CI/CD.
Python Backend Developer
Senior Python backend developer at IT consulting firm Decskill (part of Astek Group): designing, building, and owning HTTP APIs and backend services end to end using FastAPI, Django, SQL databases, Docker/Kubernetes, and CI/CD, in a hybrid office model from their Lisbon/Porto teams.
Senior Backend Developer
Senior backend engineer on an agile team at Blip (part of Flutter Entertainment) owning the full application lifecycle for a high-scale online sports betting and iGaming platform. Day-to-day is designing, coding, testing and documenting solutions in Java, working with Kafka, Akka, Cassandra and related stack, and mentoring junior developers.
Senior Backend Developer (.NET)
Senior backend developer in Porto on the IT Global Markets Anti-fraud team, building and modernizing systems that monitor daily trading activity for fraud and compliance. Core stack is C#/.NET and heavy SQL, with a focus on robustness, automated testing frameworks, and DevSecOps practices.
Senior Backend Developer
Senior backend engineer at Blip (part of Flutter Entertainment) building high-scale sports betting and iGaming platforms for 14M+ monthly customers. Leads the full development lifecycle in an agile team, mentors juniors, and drives technical decisions using Java, Scala, Kafka, Akka, Cassandra and related high-concurrency tech.