Basic
Backend Developer- Python & Java
Lisboa, Lisbon Metropolitan Area, Portugal
Company:
Jobio
Client / Employer:
Inetum Portugal
Posted: 18.05.2026
Closing date: 02.07.2026
Job reference: 03d65be821b074ef215878585f9ef87e
Job information
Location
Lisboa, Lisbon Metropolitan Area, Portugal
Company
Jobio
Client / Employer
Inetum Portugal
Job reference
03d65be821b074ef215878585f9ef87e
Listing type
Basic
EU work permit required
No
Posted
18.05.2026
Closing date
02.07.2026
Job description
Company DescriptionInetum is a global leader in IT services, dedicated to providing innovative solutions to our clients. We are committed to fostering a dynamic, inclusive workplace that values diversity, where creativity and collaboration thrive. We operate in 19 countries with more than 28,000 employees worldwide.If you are looking for a dynamic, innovative, and technology-driven company, Inetum is the place for you! Come be Inetum!Job DescriptionWe have an opportunity for a skilled Backend Developer to join a transversal squad focused on evolving and supporting key applications within a Data Solutions Platform.In this role, you will work on production systems built mainly with Java and Python, driving their modernization, performance improvements, and long‑term sustainability. Beyond development, you will contribute as a technical leader—shaping best practices, promoting engineering excellence, and constructively challenging existing approaches.Refactor, optimize, and evolve backend applications in Python and Java.Develop new features and maintain existing functionalities across web‑based and standalone applications.Lead and participate in code reviews, specification analysis, and continuous improvement of development processes.Work collaboratively with cross‑functional teams to identify improvement opportunities and provide technical guidance.Qualifications3+ Years experience as a Developer.A degree in IT Engineering or other relevant area.Solid experience in both Python and Java backend development.Experience designing and maintaining REST APIs and service/event‑oriented architectures.Knowledge of CI/CD tools and pipelines (e.g., Jenkins, GitLab, SonarQube).Experience with dependency management tools such as Maven or Gradle.Understanding of Linux/Unix environments.Experience with testing frameworks (Jasmine, Cucumber, Selenium, JUnit, JMeter), JS (Angular), Oracle DB and Spring framework are a plus.Language RequirementsEnglish — full professional proficiencyPortuguese — full professional proficiencyFrench — Good to haveAdditional InformationHybrid working model, rotating between home and office; commuting availability requiredPreference for candidates located in mainland Portugal, ideally Porto area
Skills
ABAP
adapt to changes in technological development plans
AJAX
Ajax Framework
analyse software specifications
Ansible
Apache Maven
Apache Tomcat
APL
ASP.NET
Assembly (computer programming)
blockchain openness
blockchain platforms
C
COBOL
CoffeeScript
collect customer feedback on applications
Common Lisp
computer programming
create flowchart diagram
cyber attack counter-measures
data visualisation software
debug software
defence standard procedures
define technical requirements
design user interface
develop automated migration methods
develop creative ideas
develop software prototype
do cloud refactoring
Drupal
Eclipse (integrated development environment software)
engineering principles
engineering processes
Erlang
Git
Groovy
Haskell
IBM WebSphere
ICT debugging tools
ICT security legislation
identify customer requirements
integrate system components
integrated development environment software
Internet of Things
interpret technical requirements
Java (computer programming)
JavaScript
JavaScript Framework
Jenkins (tools for software configuration management)
KDevelop
Laravel
Lisp
manage engineering project
Matlab
Microsoft Visual C++
migrate existing data
ML (computer programming)
MySQL
NoSQL
object-oriented modelling
Objective-C
OpenEdge Advanced Business Language
Oracle Application Development Framework
Pascal (computer programming)
perform scientific research
Perl
PHP
Project Management
Prolog (computer programming)
Puppet (tools for software configuration management)
Python (computer programming)
R
Ruby (computer programming)
Salt (tools for software configuration management)
SAP R3
SAS language
Scala
Scratch (computer programming)
screen reader
Smalltalk (computer programming)
smart contract
software anomalies
software frameworks
Spark
SQL
STAF
Swift (computer programming)
technical drawings
tools for software configuration management
Trading Software
TypeScript
use an application-specific interface
use automatic programming
use concurrent programming
use functional programming
use logic programming
use object-oriented programming
use query languages
use software design patterns
use software libraries
use technical drawing software
utilise computer-aided software engineering tools
utilise machine learning
VBScript
Visual Basic
Web Services
WordPress
World Wide Web Consortium standards
Xcode