Talan
Posted 2mo ago

Python Developer I Belgium

Talan
Brussels, Brussels, Belgium
OnsiteFull Time
Responsibilities
  • designing APIs
  • developing backend
  • monitoring performance
Requirements
  • Backend development experience with Python (Flask preferred)
  • API design
  • SQL/data modeling
  • Docker, AWS
  • Observability tools, and data processing using Pandas/Pydantic
  • Ability to work with large/legacy codebases and collaborate with business and frontend teams
Technical tools mentioned
PythonFlaskPandasPydanticSQLDockerAWSGrafanaElasticsearch/Kibana (ELK)SentryReactHighcharts

Job description

Company Description:

Talan is an international consulting group specializing in transformation and innovation through technology. Present across five continents and in 21 countries, our Great Place to Work–certified group brings together more than 7,000 consultants. We support major organizations in navigating complex digital transformations in Belgium and internationally, Talan advises and supports companies and public institutions in delivering their transformation and innovation projects. The group expects to reach €600 million in revenue in 2024 and aims to exceed €1 billion in revenue by 2026.

With its research and innovation Centre, Talan puts innovation at the heart of its development and intervenes in the technological mutation sectors, such as Artificial Intelligence, Data Intelligence, Blockchains, to avail the growth of major groups and mid-cap companies through a committed and responsible approach. www.talan.com 

By placing "Positive Innovation" at the heart of its strategy, the Talan Group is convinced that it is by serving people that technology amplifies its potential for society.

We are seeking a talented Python Developer to join our team and work on IT projects.

Job Description:

We are looking for a Backend Engineer with strong knowledge of Python. In this role, you will contribute to the development and evolution of a large-scale, business-critical application, working closely with business stakeholders to translate complex contractual requirements into robust and scalable technical solutions.

  • Design, develop, and maintain backend features using Python and Flask within an existing large codebase
  • Collaborate directly with business teams to understand contract requirements and translate them into APIsdata models, and backend logic
  • Ensure high-quality, maintainable, and scalable code through best engineering practices
  • Process and manipulate data using tools such as Pandas and Pydantic
  • Contribute to the design and optimization of SQL-based data models and queries
  • Containerize applications and services using Docker
  • Monitor, troubleshoot, and improve application performance in an AWS environment
  • Implement and maintain observability using GrafanaElasticsearch/Kibana (ELK), and Sentry
  • Work in close collaboration with frontend developers (React / Highcharts) to ensure seamless integration with backend APIs
Qualifications:
  • Strong experience in backend development with Python (Flask preferred)
  • Solid understanding of API design, data modeling, and relational databases (SQL)
  • Experience working within large or legacy codebases
  • Familiarity with cloud environments (AWS) and containerization (Docker)
  • Experience with monitoring, logging, and observability tools
  • Strong analytical mindset with the ability to translate business needs into technical solutions
  • Excellent communication skills and ability to work closely with both technical and non-technical stakeholders
Additional Information:

Nice-to-Have Skills

  • Experience in the energy sector or with contract management systems
  • Exposure to data processing and analytics tools
  • Understanding of frontend technologies (React ecosystem)

Why Join Us

  • Lead high-impact SAP programs that transform business operations and drive innovation.
  • Collaborate with a world-class team of experts in a dynamic, fast-paced environment.
  • Access a global ecosystem of partners, cutting-edge tools, and industry insights.

Contribute to an organization committed to excellence, sustainability, and professional growth.

About Talan

Provides international consulting and technology transformation services.

Year founded
2002
Employees
7200
Organization type
Private
Latest investment
Raised $177.00M Private Equity (2024) — led by TowerBrook Capital Partners
Headquarters
FR

Similar jobs

Python Developer roles near Brussels, Brussels
1w
Save
Mark Applied
Hide
Medior Python Engineer
Waregem, West Flanders, Belgium
HybridFull Time
Yuso
Yuso: Independent digital platform for renewable energy trading and management.
2+ YOERequires 2–5 years of Python development, structured concurrency, Git, cloud familiarity, analytical problem-solving, database optimization, and stakeholder collaboration; AWS and Infrastructure as Code experience preferred.
Python, AWS, Infrastructure as Code, CDK, Git
2w
Save
Mark Applied
Hide
Senior Python Developer (m/w/d)
Brussels, Brussels, Belgium
HybridFull Time
Everience
EverienceEuronext Paris: NRO: International group providing AI-augmented digital and IT services.
6+ YOE6+ years Python development, PostgreSQL proficiency, AWS (RDS,S3,IAM,Lambda,ECS) and Docker experience, messaging (MQTT,RabbitMQ), APIs and data pipelines, energy trading domain knowledge preferred.
Python, PostgreSQL, RDS, S3, IAM, Lambda, ECS, Docker, MQTT, RabbitMQ, React, FastAPI, Flask, Django, Material UI, Emotion, JSS, CSS-in-JS
3w
Save
Mark Applied
Hide
Senior Python Developer
Machelen, Flemish Region, Belgium
HybridFull Time
Devoteam
Devoteam: Global IT consulting firm providing digital transformation and cloud services.
Strong Python and web-backend experience, AI-augmented development skills, LLM integration and RAG experience, familiarity with frameworks and testing, and fluency in Dutch or French and English.
GitHub Copilot, Cursor, Claude, Google Gemini, Python, Django, Flask, FastAPI, Django REST Framework, Flask-RESTful, SQL, SQLAlchemy, Django ORM, Peewee, Git, pytest, unittest, JSON, XML, Protocol Buffers, OpenAI, Anthropic, Azure OpenAI, LangChain, LlamaIndex, Hugging Face Transformers, ChromaDB, Pinecone, Weaviate, pgvector, LangGraph, CrewAI, AutoGen, React, Vue.js, Angular, Docker, Kubernetes
1mo
Save
Mark Applied
Hide
Python developer
Puurs-Sint-Amands, Flanders, Belgium
RemoteContract
eCarsTrade
eCarsTrade: Online B2B marketplace for professional used car trading.
Python 3.10+, async (asyncio) and FastAPI experience, RabbitMQ (aio_pika), Docker and docker-compose, MySQL and/or MongoDB, CI/CD experience (Jenkins/GitLab CI), testing and Git workflow, English and Russian required.
Python 3.10+, asyncio, FastAPI, RabbitMQ, aio_pika, Docker, docker-compose, MySQL, MongoDB, Pydantic, Git, Jenkins, GitLab CI, LLM
5mo
Save
Mark Applied
Hide
Consultant - Python Developer - AI Enthousiast
Brussels or Zele
OnsiteFull Time
Onepoint
Onepoint: Digital transformation and technology consulting services provider
3+ YOE3–5 years of Python development; strong AI/ML understanding; data pipelines; Git; Docker; CI/CD; English fluency; strong stakeholder collaboration.
Python, SQL, Git, Docker, CI/CD, LLMs
4mo
Save
Mark Applied
Hide
Senior Python / Agentic AI Engineer
Brussels, Brussels-Capital Region, Belgium
HybridFull Time
Capco
Capco: Global consultancy providing business and technology services.
5+ YOEFluent English plus Dutch or French; 5+ years building enterprise-grade Python applications; proven experience deploying agentic/LLM systems, production APIs, CI/CD, testing, monitoring and secure, compliant AI solutions.
Python, LLM, APIs, CI/CD, Angular, React
5mo
Save
Mark Applied
Hide
Stage- SQL & Python Developer / Databricks Dashboard Engineer (Bruxelles, BRU, BE, 1000)
Brussels, Brussels, Belgium
OnsiteInternship
Elia Group
Elia GroupEuronext Brussels: ELI: Operates high-voltage electricity transmission grids and maintains energy systems.
0+ YOEStudent with Bachelor or Master in Software/Data Engineering; strong SQL, Python; data processing; dashboards; teamwork and multilingual skills.
SQL, Python, Databricks