Java Tech Lead

Java Tech Lead / Solution Architect

Location: Lisbon

Hybrid: 2 times a week at the client’s office

Valid work permit for Portugal

Job Focus: Java Tech Lead and Java Solutions Architect with French B2/French C1 and English B2 requirements.

• Angular (frontend)
• My
  SQL / Oracle
• Giga
  Space
• Experience with microservices and scalable architecture is a plus
• Strong communication and technical leadership skills
• Ability to collaborate with cross‑functional teams
• Languages: French B2+

Java Solutions Architect

• Java, Spring Boot, Hibernate, Maven
• Dev
  Ops & CI/CD tools (Jenkins, Git
  Lab, Sonar)
• Frontend frameworks: Angular, React, Vue
  JS
• Experience with other languages (C#, Python) is a plus
• Strong background in unit testing (JUnit) and Git
• Experience with microservices and scalable architecture is a plus
• Strong communication and technical leadership skills
• Languages: English B2 required; French C1 a strong plus

Software Architect/Tech
Lead

Profile capable of providing expertise in software architecture and engineering, defining standards and auditing for all applications of CAPS' IT system.

• Define Software Architecture Standards
• Define Software Engineering Standards
• Implement development processes and methodologies
• Ensure quality of code and deliverables
• Promote use of modern development tools and techniques
• Collaborate with project managers to evaluate development plans

Technologies: Java, Spring, Hibernate, Java
EE, Maven, C#, Python, Angular, React, Vue
JS, BDD, SQL/No
SQL (Oracle, SQLServer, Mongo
DB), Git
Lab, Sonar, Jenkins, CI/CD

Embedded Software Engineer

FOSSA Systems is a leading space engineering and telecommunications company. The role involves designing, developing, and testing Io
T nodes and modules.

• Develop and program microcontrollers (e. g. , ESP32) for Io
  T devices
• Design and implement embedded software libraries
• Define state machines and flow diagrams for system logic
• Execute software verification and validation campaigns
• Work with real‑time operating systems (Free
  RTOS)

• Graduate in telecommunications, industrial or electronics engineering
• 1 to 3 years of related experience (personal projects considered)
• Experience in embedded software development (C/C++, Python)
• Experience in firmware for low power devices
• Experience with Git
  Hub or other code repositories
• Full professional proficiency in English
• Educational MSc level

Java Software Engineer

ADENTIS focuses on people and offers competitive benefits.

• Participate in development with a strong focus on Spring Boot
• Act as liaison between stakeholders to align expectations
• Ensure project’s team lead is aware of risks, dependencies, mitigation, and business impact
• Guarantee high‑quality deliverables on schedule and aligned with client guidelines
• Make sound architectural decisions for robust and scalable solutions

• Bachelor’s or Master’s degree in Computer Science or related field
• Proven expertise in Spring Boot, microservices, database integration, RESTful API development, and related technologies
• Solid knowledge of architecture design patterns, Dev
  Ops/CI‑CD, Git, testing, build tooling, troubleshooting, observability, caching, message queuing, and Scrum methodology
• Excellent communication skills; resilient and goal‑oriented
• Technology‑driven and motivated by challenges
• Proficiency in English (written and spoken)
• EU citizenship or Portuguese working visa / Portuguese residency
• Availability to go to the office once or twice per week

• Cloud experience (Azure, AWS, or GCP)

Junior Software Engineer

Role focuses on embedded systems and cross‑platform applications.

• Software development for embedded systems
• Shared services and client/server platforms
• Native and Web GUI applications in Windows, Linux, Android environments

• Higher education in Computer Engineering or related area
>Solid knowledge in C, C++, . NET/C#, Java
• Understanding of software development life cycle and methodologies
• Experience with MS Visual Studio and Eclipse IDEs
• Good expression skills in Portuguese and English, spoken and written

• Cyber‑physical systems, real‑time OS, hardware protocols (USB, I2C, SPI)
• TCP/IP networks and Vo
  IP protocols
• Cloud integration protocols
• Web services
• Cryptography / PKI
• System modelling and design with UML

• Autonomy and problem‑solving
• Dynamism and initiative
• Teamwork integration

• Sustained development of candidate know‑how
• Competitive package according to experience
• Flexible working solutions
• 22 vacation days plus 2 extra days fixed by company
• Anniversary day without work
• Private health insurance

Senior Software Engineer

Reporting to the Senior Director, Development, the role focuses on solution architecture for Core Banking implementations.

• Design and develop solution architecture for Core Banking implementations
• Articulate and design product extensibility, customisations, and integrations
• Design and develop applications using Java EE platforms
• Ensure adherence to Testable, Secure, and Performant coding practices
• Utilise strong knowledge of relational databases, including Oracle, IBM DB2, or Postgre
  SQL, and Liquibase
• Design and develop applications using Messaging Technologies such as JMS, Active MQ, Kafka, and Debezium
• Work with J2EE application servers such as Web
  Sphere, JBoss, and Apache Tomcat
• Blend technical and functional knowledge to architect, design, and implement solutions
• Solve complex problems and perform analytical tasks
• Communicate effectively through verbal, written, and telephonic channels

• 5–8 years of proven experience in designing solution architecture for Core Banking implementations
• Expertise in developing Java Spring Boot Microservices and deep knowledge of Java programming
• Capability to articulate and design product extensibility, customisations, and integrations in alignment with product architecture
• Proficiency in designing and developing applications using Java EE platforms with an understanding of the software development life cycle
• Understanding of Testable, Secure, and Performant coding practices
• Strong knowledge of relational databases, with expertise in at least one of Oracle, IBM DB2, or Postgre
  SQL, and Liquibase concepts
• Expertise in designing and developing applications using Messaging Technologies such as JMS, Active MQ, Kafka, and Debezium
• Solid understanding of J2EE application servers such as Web
  Sphere, JBoss, and Apache Tomcat
• Good blend of technical and functional knowledge to architect, design, and implement solutions
• Excellent problem‑solving and analytical skills
• Strong verbal, written, and telephonic communication skills

Software Test Engineer

Closer Consulting is looking for a Software Test Engineer for a hybrid project based in Lisbon.

• Design, develop and execute automated test scenarios
• Implement interface, load, integrated and mobile testing
• Prioritize and automate critical business scenarios
• Ensure product quality through detailed and thoughtful test design
• Work closely with development teams to validate features
• Identify, report and follow up on bugs and issues
• Contribute to continuous improvement of QA processes

• Strong experience in Java and Cucumber
• Proficiency in Selenium and Appium frameworks
• Knowledge of Locust, SQL, Jira, Openshift, Jenkins, and JMeter

• Organised and methodical, strong focus on planning
• Team player, proactive and solution‑oriented
• Strong abstraction and design thinking skills
• Fluent in Portuguese and English

Senior Software & Data Engineer

ADENTIS focuses on people and offers a comprehensive salary package.

• Lead technical discussions and participate in development, focusing on Spring Boot, Azure SQL, Azure Dev
  Ops, Databricks/Scala/Spark
• Support and drive architectural efforts, including High-Level Design (HLD) and Domain-Driven Design (DDD)
• Develop microservices, RESTful APIs, and ensure integration with databases
• Collaborate closely with other developers, architects, and stakeholders to guarantee delivery excellence
• Participate in troubleshooting, testing, and build processes, promoting Dev
  Ops best practices, observability, and CI/CD

• Bachelor’s or Master’s degree in Computer Science, Software Engineering, or related field
• Proven experience in Spring Boot, microservices development, database integration, and RESTful API development
• Strong knowledge of architectural design patterns, Dev
  Ops/CI-CD pipelines, Git, build tools, testing, caching, message queuing, troubleshooting, and observability
• Experience with Scrum methodology and associated tools
• Proven cloud experience (Azure preferred, AWS also acceptable)
• Excellent communication skills, resilience, goal orientation, and passion for technology and challenges
• Fluency in English, written and spoken
• EU citizenship or Portuguese Working Visa / Portuguese Residency
• Availability to go to the office, once or twice per week

• Experience with Databricks
• Knowledge of Azure SQL management
• Experience with Spark, Py
  Spark, or Scala

Work from Home Lead Data Software Engineer

Agile
Engine is a software solutions provider encouraging a challenging environment.

• Collaborate closely with Data Scientists to understand data requirements, model development needs, and performance optimisation goals
• Design, build, and maintain scalable data pipelines and infrastructure to support ML model development and deployment
• Collect, process, and prepare large datasets for analysis, feature engineering, and model training
• Implement data quality checks, validation, and monitoring to ensure reliability and accuracy of data used in ML models
• Optimize data storage, retrieval and performance for ML workloads
• Develop and maintain ETL processes and workflows
• Manage data versioning, storage and access control for ML datasets
• Collaborate with Dev
  Ops and IT teams to ensure smooth deployment and scaling of ML models in production environments
• Stay
  -
  - date with emerging technologies, tools, and best practices in data engineering and ML infrastructure

• Bachelor’s or Master’s degree in Computer Science, Data Science, or related field
• Proven experience as a Data Engineer, preferably supporting Data Scientists
• Strong proficiency in programming languages such as Python, Java, or Scala
• Proficiency with data storage and processing technologies, including SQL databases, No
  SQL databases, and distributed computing frameworks (Hadoop, Spark)
• Experience with data warehousing solutions and data integration tools
• Experience with data pipeline and workflow management tools: AWS Glue, Airflow, etc
• Knowledge of ML frameworks (Tensor
  Flow, Py
  Torch) and ML model deployment
• Familiarity with cloud platforms (AWS, Azure, Google Cloud) and containerization (Docker, Kubernetes)
• Excellent
  - solving skills and collaborative mindset
• Excellent oral and written communication skills

• Experience in ad/marketing environment
• Experience working with Data Lakes
• Experience with Scala
• Experience with Glue/EMR/Redshift/Airflow
• Experience with Terraform

Software Test Engineer (again)

Closer Consulting is seeking a Software Test Engineer for a hybrid project in Lisbon.

• Design, develop and execute automated test scenarios
• Implement interface, load, integrated and mobile testing
• Prioritise and automate critical business scenarios
• Ensure product quality
• Work closely with development teams to validate features
• Identify, report and follow up on bugs and issues
• Contribute to continuous improvement of QA processes

• Strong experience in Java and Cucumber
• Proficiency in Selenium and Appium frameworks
• Knowledge of Locust, SQL, Jira, Openshift, Jenkins, and JMeter

• Organised and methodical, focus on planning
• Team player, proactive and solution‑oriented
• Strong abstraction and design thinking skills
• Fluent in Portuguese and English