712 Empregos para Java Backend - Portugal

A
Ankix
está a recrutar talentos para um projeto inovador de um dos nossos clientes de referência no setor tecnológico. Esta é uma oportunidade única para profissionais que procuram um ambiente desafiante, dinâmico e com tecnologias de ponta.

O que procuramos:

• Mínimo de 5 anos de experiência em desenvolvimento de software, com forte foco em
  Java backend
• Sólidos conhecimentos em
  programação orientada a objetos
  e
  design patterns
• Experiência com
  Terraform
• Experiência com
  unit testing, integration testing
  e
  test-driven development (TDD / Shift-Left)
• Proficiência em
  Git
  e
  CI/CD
• Conhecimentos em
  Kafka
• Experiência com
  Kubernetes
• Experiência com
  GraphQL Federation
• Conhecimentos em
  Azure Cloud
• Excelentes competências de
  resolução de problemas
  ,
  análise
  e
  trabalho em equipa
• Fluente em inglês – obrigatório
• Residente em Portugal – obrigatório

Valorizamos ainda:

• Experiência com
  Spring Boot
  e outros frameworks backend relevantes
• Experiência em ambientes
  Agile

O que oferecemos:

• Projeto desafiante com
  tecnologias de ponta
• Ambiente colaborativo e orientado para a
  inovação
• Oportunidade de
  desenvolvimento contínuo
  e aprendizagem constante

Se és apaixonado(a) por desenvolvimento backend e queres fazer parte de uma equipa que valoriza excelência técnica e inovação, esta é a tua oportunidade

WE ARE HIRING

Join our team as
Java Backend Developer (f/m/d)

Are you ready to build robust backend systems in a collaborative and international environment?

We're looking for a talented and motivated Java Developer to design and maintain scalable backend services, working closely with product teams to deliver high-quality technical solutions.

Key Responsibilities:

Design, develop, and maintain robust backend systems using Java and relational databases such as PostgreSQL.

Write clean, efficient, and well-documented code.

Participate in code reviews, testing, and debugging.

Work closely with the product team to understand requirements and translate them into technical solutions.

Key Skills:

Strong proficiency in Java.

Good understanding of RESTful APIs and client-server architecture.

Familiarity with version control systems (e.g., Git).

Ability to work independently and in a collaborative team environment.

Strong problem-solving skills and attention to detail.

Nice to Have:

Knowledge of testing frameworks and CI/CD pipelines.

What We Offer:

Opportunity to work on technically demanding, high-impact systems.

Supportive and international team culture.

Tools and training to foster your professional growth.

Flexible hybrid working model.

Description

Here at Mindera, we are continuously building a fantastic team and would love for you to join us. We're looking for experienced Staff Java Backend Developer with a passion for solving complex problems. As part of our team, you will work in an Agile and collaborative environment, taking ownership of the technical aspects of development, and building high-quality software systems. You will use your expertise in Java to design and implement robust and scalable backend solutions. You will contribute to the entire software development lifecycle, from requirements gathering to design, coding, testing, and deployment. At Mindera, we value collaboration, knowledge sharing, and continuous learning. You will have the opportunity to work with talented individuals, mentor junior developers, and contribute to the growth and success of the team. If you thrive in a fast-paced and innovative environment and enjoy working with cutting-edge technologies, then Mindera is the perfect place for you.

Requirements

• A minimum of 10 years of experience in software development, with a strong focus on Java backend development
• Experience with leading complex initiatives and the collaboration with other teams to agree technical designs is critical
• Experience with Coaching and mentoring more junior engineers, influencing and improving the engineering practices within a team.
• Solid knowledge of object-oriented programming principles and design patterns
• Experience with unit testing, integration testing, and test-driven development (TDD, Shift-Letf)
• Proficiency in Git and continuous integration/continuous deployment (CI/CD)
• Experience with Spring Boot and other relevant backend frameworks
• Experience working in an Agile development environment
• Experience with Terraform
• Knowledge in Kafka
• Experience with Kubernetes
• Experience with GraphQL Federation
• Knowledge in Azure Cloud
• Strong problem-solving and analytical skills
• Excellent communication and teamwork skills

Benefits

The Things We Really Care About:

• Health Insurance, because health comes first
• Flexible working hours
• Open holidays, take the time you need for yourself
• Profit distribution for everyone
• Mindera Annual Trip, Sports, and sharing groups to connect and have fun
• Training & conferences, create your own training plan
• Child Care vouchers

Other Good Things:

• Choose Laptop & Peripherals that best suit your needs
• Hotspot with unlimited usage (PT), for work or Netflix ;)
• We have amazing offices in Porto, Aveiro, and Coimbra if you want to physically connect with minders. Remote from Portugal is also an option. Remote from other Countries will depend on your current location and Projects.
• At the offices, we have a wide range of snacks to keep you fed and healthy
• Partnerships with local businesses

Most of all You get to work with a bunch of great people, where the whole team owns the project together in a politics-free environment. Our culture reflects our lean and self-organization attitude. We encourage our colleagues to take risks, make decisions, work in a collaborative way and talk to everyone to enhance communication. Freedom and Responsibility go hand in hand, and we value commitment, feedback, and empathy.

About Mindera

At Mindera we use technology to build products we are proud of, with people we love.

Software Engineering Applications, including Web and Mobile, are at the core of what we do at Mindera.

We partner with our clients, to understand their products and deliver high-performance, resilient and scalable software systems that create an impact in their users and businesses across the world.

You get to work with a bunch of great people, where the whole team owns the project together.

Our culture reflects our lean and self management attitude. We encourage our colleagues to take risks, make decisions, work in a collaborative way and talk to everyone to enhance communication.

We are proud of our work and we love to learn all and everything while navigating through an Agile, Lean and collaborative environment.

Check out our Blog and our Handbook

Our offices are located: Porto, Portugal | Aveiro, Portugal | Coimbra, Portugal | Leicester, UK | San Diego, USA | San Francisco, USA | Chennai, India | Bengaluru, India | Cluj-Napoca, Romania | Blumenau, Brazil

Company Description

WeCookiT is an international software house that delivers software development to its corporate customers by providing highly skilled, communicative IT professionals to build their customized products through outsourcing, nearshoring and turn-key projects' solutions.

How do we differentiate ourselves? By investing in the professional growth and personal care of our software developers. We provide them with a premium service so that they can do the same for our customers.

Our talented team holds software engineers and sales experts, spread across offices in Europe and South America, and we represent a go-getting and driven company who aims to be an inspiring software house, knowing our future relies on IT.

WeCookiT stand for growth, support, dynamic, companionship and communication. Our head office is located in Portugal in the heart of Lisbon (Avenida da Liberdade) and we work mainly for the European market.

Job Description

 Design, develop, and maintain the Java backend (Spring Boot or similar frameworks).

Develop and optimize REST APIs to support the Angular frontend and external services.

ntegrate with AI/ML services exposed via REST at a later stage (OpenAI, Ollama, vLLM, Hugging Face, etc.).

nsure scalability, performance, and resilience in hybrid architectures (cloud + on-premises).

mplement secure handling of sensitive data, respecting privacy and compliance requirements (e.g., GDPR).

ptimize persistence and queries in relational (e.g., PostgreSQL, MySQL) or NoSQL databases.

esign monitoring, logging, and error-handling mechanisms for production systems.

upport CI/CD pipelines and contribute to infrastructure automation in AWS.

Qualifications

+ years of professional experience as a Java Backend Engineer.

trong proficiency in Java 11+ (preferably 17+) and frameworks like Spring Boot.

olid understanding of REST API design and integration.

xperience with database systems (SQL and/or NoSQL).

ands-on experience with cloud environments (AWS preferred).

xperience consuming and integrating external APIs (REST/JSON).

amiliarity with microservices architecture and distributed systems.

ood knowledge of security best practices (authentication, authorization,

encryption).

bility to mentor and support junior developers.

trong problem-solving and debugging skills.

Nice to Have:

xperience integrating with AI/ML services (e.g., OpenAI, Ollama).

nowledge of Python (for collaboration with AI Engineers).

amiliarity with Angular (basic knowledge for collaboration with frontend).

xperience with Docker and Kubernetes.

nderstanding of event-driven architectures (Kafka, RabbitMQ).

xperience with enterprise deployments (on-premises + offline mode).

nowledge of advanced AWS services.

Ideal Profile:

olution-oriented with strong problem-solving skills.

ble to work autonomously and take technical ownership.

omfortable collaborating with cross-functional teams.

roactive and capable of leading backend-related decisions.

trong communicator, especially when working with AI and frontend teams.

ragmatic mindset — balances best practices with delivering value quickly.

 ious about new technologies and eager to learn about AI integration.

Additional Information

If you meet the above criteria and are ready for an exciting opportunity in a dynamic environment, submit your CV

What we are looking for:

• 3+ years in infrastructure / systems engineering
• Microsoft Azure & Azure DevOps
• CI/CD pipelines (Azure DevOps, GitLab)
• Docker & Kubernetes/AKS
• Windows, Mac & Linux administration

Nice to have:

• Infrastructure-as-Code (IaC)
• Monitoring & logging tools (Prometheus, Grafana)
• Cloud cost optimization awareness

Must be based in
Portugal

Fluency in
English

Software Engineer – C# / .NET

Hybrid role -3 days a week in the office

We are working with a financial client in Lisbon, Portugal who are seeking a Software Engineer with C# / .NET skills. The candidate must have an interest in learning financial markets.

Duties

• Develop high-quality, scalable solutions under tight deadlines to meet our users’ needs
• Tackle challenging production issues when they arise, providing expert 3rd level support to resolve critical problems
• Collaborate closely with business stakeholders and IT teams to gather requirements and ensure alignment with business goals
• Contribute to software architecture and design decisions, ensuring our solutions are robust and scalable
• Enhance and maintain a robust automated test suite, ensuring high test coverage
• Engage in continuous improvement initiatives, embracing best practices and innovative solutions

Skills required

• Technical Excellence: Proficiency in building scalable applications with ASP.NET/C#
• Strong understanding of algorithms, data structures, and API development
• Problem-Solving Prowess: Ability to tackle complex challenges with innovative solutions
• Curiosity and Eagerness to Learn: Passion for learning and adapting to new technologies. Must be willing to learn about the capital market industry and structured products
• Collaboration: Experience working in agile teams and a strong desire to collaborate with peers and business stakeholders
• Communication Skills: Fluency in English

At ALTEN, we are certain that the success of our projects is due to the people who make up our team. That’s why, if you are a senior Software Engineer , we are committed to boosting your talent, meeting your professional expectations, and making you feel right at home.

Do you want to build the world of tomorrow today? Keep reading!

What are we looking for?

• Senior Software Engineer with experience in Embedded Linux development
• Strong C++ programming skills in a Linux environment
• Knowledge of POSIX/Linux OS (Kernel & User Space) and IPC mechanisms
• Experience with Automotive Ethernet / Linux networking
• Degree in Electrical Engineering, Computer Science or similar
• Fluent in English (spoken and written)
• Excellent problem-solving and teamwork skills

What can we offer you?

• Joining a competitive, multinational company that is constantly growing
• Integration into a highly qualified team of professionals with a great work environment—innovative and dynamic
• Specialized training and ongoing professional development
• Social benefits
• Competitive salary

Who are we?

We are a team. We are part of ALTEN, a European multinational specializing in providing consulting, information technology, and engineering services to the leading companies in the Portuguese market.

If you like numbers, we’ll tell you that in Portugal we have a turnover of €10.9 million, 2 offices, and a team of 215 professionals.

Moreover, at ALTEN, we take pride in offering equal opportunities regardless of gender, age, abilities, or country of origin. Our commitment is to talent and to the people who possess it.

Software Engineer – C# / .NET

Hybrid role -3 days a week in the office

We are working with a financial client in Lisbon, Portugal who are seeking a Software Engineer with C# / .NET skills. The candidate must have an interest in learning financial markets.

Duties

• Develop high-quality, scalable solutions under tight deadlines to meet our users’ needs
• Tackle challenging production issues when they arise, providing expert 3rd level support to resolve critical problems
• Collaborate closely with business stakeholders and IT teams to gather requirements and ensure alignment with business goals
• Contribute to software architecture and design decisions, ensuring our solutions are robust and scalable
• Enhance and maintain a robust automated test suite, ensuring high test coverage
• Engage in continuous improvement initiatives, embracing best practices and innovative solutions

Skills required

• Technical Excellence: Proficiency in building scalable applications with ASP.NET/C#
• Strong understanding of algorithms, data structures, and API development
• Problem-Solving Prowess: Ability to tackle complex challenges with innovative solutions
• Curiosity and Eagerness to Learn: Passion for learning and adapting to new technologies. Must be willing to learn about the capital market industry and structured products
• Collaboration: Experience working in agile teams and a strong desire to collaborate with peers and business stakeholders
• Communication Skills: Fluency in English

At ALTEN, we are certain that the success of our projects is due to the people who make up our team. That’s why, if you are a senior Software Engineer, we are committed to boosting your talent, meeting your professional expectations, and making you feel right at home.

Do you want to build the world of tomorrow today? Keep reading!

What are we looking for?

• Senior Software Engineer with experience in Embedded Linux development
• Strong C++ programming skills in a Linux environment
• Knowledge of POSIX/Linux OS (Kernel & User Space) and IPC mechanisms
• Experience with Automotive Ethernet / Linux networking
• Degree in Electrical Engineering, Computer Science or similar
• Fluent in English (spoken and written)
• Excellent problem-solving and teamwork skills

What can we offer you?

• Joining a competitive, multinational company that is constantly growing
• Integration into a highly qualified team of professionals with a great work environment—innovative and dynamic
• Specialized training and ongoing professional development
• Social benefits
• Competitive salary

Who are we?

We are a team. We are part of ALTEN, a European multinational specializing in providing consulting, information technology, and engineering services to the leading companies in the Portuguese market.

If you like numbers, we’ll tell you that in Portugal we have a turnover of €10.9 million, 2 offices, and a team of 215 professionals.

Moreover, at ALTEN, we take pride in offering equal opportunities regardless of gender, age, abilities, or country of origin. Our commitment is to talent and to the people who possess it.