Senior Fullstack Developer
Make an impact by working for sectors where technology is the enabler, everything is ground-breaking and there’s a constant need to be innovative.
Create and enhance projects in Java, Pyhton, Angular, PHP, .NET and so much more while diving in the world of Blockchain, Artificial Intelligence, Data Science, Security and Internet of Things.
Be part of the team that combines business knowledge, technological edge and a design experience. Our different backgrounds and know-how are key in developing solutions and experiences for digital clients.
Face challenges and learn other ways of thinking and seeing the world - there’s always room for your energy and creativity.
About the role
We are looking for a Fullstack Developer to join our team. This team specializes in providing online, retail and mobile solutions as well as developing mobile applications
You should be comfortable with Java and Spring but also have a passion for Frontend Development since it will be a crucial part of your tasks.
As a part of your job, you will:
- Participate in all phases of the development cycle (requirements, design and implementation, testing)
- Rotate through various roles from front to back-end to get good exposure to all parts of the project
- Update current software systems, making improvement suggestions
- Create well designed, testable, efficient code
- Assist in preparing and producing releases of software components
- Write training manuals
What are we looking for?
- Bachelors’ degree in Computer Science or similar
- Strong understanding of object-oriented programming
- 7+ years experience as a Java software developer;
- Experience with Hibernate
- Hands-on experience developing in HTML, CSS and JavaScript (Vue.Js, Ext.Js, React.Js or Angular.Js)
- Solid knowledge of Spring Framework
- Knowledge of web architectures and services (HTTP, SOAP, REST, JSON, etc.)
- Experience with continuous integration tools, like GIT, JIRA, Jenkins, Maven
Nice to have:
- Knowledge of Agile development methodologies
Personal traits
- Ability to think creatively;
- Strong attention to detail;
- Ability to adapt to different contexts, teams, and Clients;
- Efficient time management skills;
- Excellent interpersonal skills;
- Motivation for international projects and ok if travel is included;
- Teamwork skills but also a sense of autonomy;
- Willingness to collaborate with other players;
- Strong communication skills.
At Celfocus, we are committed to cultivate a diverse and inclusive workplace. As an equal-opportunity employer, we welcome applicants of all backgrounds, gender identities, and abilities. We are dedicated to providing reasonable accommodations for candidates with specific needs. If you require any adjustments during the selection process, please inform our Talent Acquisition Team.
Come join the Team!
- Department
- BL Digital | Backend Development
- Locations
- Lisbon
- Work Model
- Hybrid

Lisbon
About Celfocus
Celfocus is a European high-tech system integrator, providing leading edge professional services focused on creating business value through Analytics and Cognitive solutions – addressing Telecommunications, Financial Services, Retail, Energy & Utilities, Pharmaceutical, and other markets' strategic opportunities.
As a highly specialised engineering company, Celfocus helps clients undergo their innovation path, providing technological solutions to extract value from data and make it actionable.
Serving clients in +25 countries, Celfocus delivers solutions that boost customer experience and enhance operational efficiency, via our Cognitive Automation, Data & Analytics and Digital offers.
Senior Fullstack Developer
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