IS Team Leader

Requisition ID:  5423


About US (GEMS)

ENGIE Global Energy Management & Sales (GEMS) provides energy supply solutions and risk management services to support its clients through their decarbonization journey, while optimizing ENGIE’s assets and contributing to value creation. 

ENGIE is a global reference in low-carbon energy and services with a leading energy management business, piloted by its entity "Global Energy Management & Sales" who built its savoir-faire managing the Group’s large and diverse asset portfolio over 20+ years.

3,300 employees around the world develop our solutions, through +20 international business platforms. We cover the full energy mix: renewable and thermal power, natural gas & LNG, biomass, environmental products. Our experts provide tailor made solutions based on a wide range of savoir-faire in energy management with a strong focus on decarbonation and decentralization.

Our +120,000 clients span the entire value chain: producers, asset developers, financial players, utilities, distributors and industrials. Our global reach and strong local presence enable us to offer these diverse clients tailor-made services and respond to rapid changes in mature or emerging markets alike.

Our 4 expertises:

  • Asset management ;
  • Energy transition services ; 
  • Energy supply & global commodities ;
  • Risk management & market access ;

At GEMS we encourage breakthrough results, team spirit, curiosity and innovation while preserving the right work/life balance for you.

More info on GEM Hub ( or LinkedIn (

YOUR contribution


The CTM team (Contract and Transaction Management) is overseeing the maintenance and evolution of the handful of Trading systems (Meteor, Sungard Zynet, Orchestrade, …) that allow GEMS to partake in all kinds of Market activities.

Within CTM, Flexibility and Renewable Services teams are in charge of the IS applications dedicated to the Green power business.




The main role of is to ensure the team delivers regular consistent IS software increments on Renewable businesses consisting in bug fixes, enhancement on existing functions or new functionalities (small projects and/or new deal management functions). He is also the local point of contact of the users, representing the global team. For the first year, the main priority will be to define the target organization (location strategy, knowledge sharing) for the teams.

This role is fulfilled with particular attention and expectation on robustness (technical and functional), quality of the delivered software, maintainability and performance of the delivered software.

Key missions


  • Resources management:  team operational management (internal + external consultants), team skill management and staffing, people development for Internal resources ;
  • Demand management: put in place a team backlog, prioritized according to client needs, manage relationship with other IT teams and external clients (business and support functions), communicate status ;
  • Process management: define, adapt and enforce team organization and methodology (including development best practices and ALM methodology) ;
  • Project management: define suitable project organization, communication, functional and technical architecture proposal ;
  • Infrastructure management: responsible for the proper run of the infrastructure. Making the necessary evolutions to answer business requirements ;


  • Move Renewable application landscape towards a high quality and agile standards ;
  • Be the owner of the Renewable workstream technical excellence ;
  • Provide technical guidance and direction to the other developers as well as to the operational people ;
  • Instill confidence in their ability to deliver high quality, secure and scalable products ;


  • Team management and staffing ;
  • Ensuring software delivery quality with a specific attention to production continuity and respect of the software development standard (ALM, coding best practice) ;
  • Budget of the IT Teams ;

About YOU

Hard skills

  • Mastering of AGILE framework ;
  • Good capacity and field experience in applicative architecture ;
  • Understanding of development languages like Python, C# ;
  • Good understanding of one modern web framework (React, Angular) ;
  • Master at least one relational database ( PostgreSQL, MySQL) ;
  • Understand the cloud offer (AWS) ;
  • Strong understanding of information management tool and trading systems ;

Soft skills

  • Assertive, inquisitive and stress resistant ;
  • You have also a high level of integrity ;
  • Well organized and pro-active ;
  • Able to perform during specific reporting cycles with tight deadlines ;
  • You are eager to learn, tenacious, with a strong business drive ;
  • A real team player able to transfer your knowledge, and able to coordinate the inputs/actions of various units ;

Education and professional background


  • Mandatory: Master degree in engineering with a proven specialty in IT  or equivalent


  • Mandatory: Minimum  5+ as technical lead or senior software developer


  • Language:  English as a working language
  • Language:  French






Business Unit:  GEMS
Division:  GEMS - EC IS
Contract Type:  Permanent
Job Type: 
Professional Experience:  Skilled ( >3 experience <15 years)
Education Level:  Master's Degree