C# .NET Senior Developer

Thales Group; Jakarta Pusat; On-site; IDR 360,000,000 - 600,000,000; Full time

Job summary

Thales is seeking an experienced C# .NET Development Engineer to join the ABACUS Agile Scrum Team in Jakarta. You will develop and qualify key functions of the ABACUS solution based on CINCOM CPQ, write unit tests, and document implementations for knowledge sharing and compliance.

The role requires strong collaboration with vendors, stakeholders, and cross-functional teams, plus exposure to CI/CD, SQL Server, PowerShell, and cloud environments. English skills are required.

Qualifications

• 5+ years of experience developing .NET applications in C#.
• Proven ability to learn quickly in complex technical environments.
• Strong interpersonal skills to interact with vendors and cross-functional teams.

Responsibilities

• Develop user stories as specified by the Product Owner.
• Conduct unit and component testing; contribute to non-regression testing.
• Document implementation and configuration for knowledge sharing and compliance.
• Collaborate with CINCOM and other vendors to take autonomy in development.

Skills

C#

.NET

SQL

CI/CD

Agile/Scrum

PowerShell

Cloud platforms

JIRA

Multicultural collaboration

Tools

CINCOM CPQ

Visual Studio

GitLab

SonarQube

Job description

## C# .NET Senior DeveloperApply: Jakarta: Full time: Posted Today: R0343308Location: Jakarta, IndonesiaThales is a global technology leader trusted by governments, institutions, and enterprises to tackle their most demanding challenges. From quantum applications and artificial intelligence to cybersecurity and 6G innovation, our solutions empower critical decisions rooted in human intelligence. Operating at the forefront of aerospace and space, cybersecurity and digital identity, we’re driven by a mission to build a future we can all trust.Thales has been present in the Republic of Indonesia for 45 years in the defence, aerospace and space domains, delivering a wide range of civil and defence solutions that highlight our strong commitment to working with the Indonesian government and local stakeholders. In recent years, our innovative solutions in air traffic management systems and telecom satellites have further strengthened our presence in the country alongside our digital portfolio of solutions such as biometrics, data protection and cybersecurity now serving the needs of diverse customers in civil sectors.Within **Thales Global Services**, the **IS-IT (Information Systems & IT)** division delivers reliable IT solutions to support the Group’s key functions, embodied by **Value Towers**. Among these, the **Sales & Marketing** and **Bid & Project** Value Towers have inspired the **ABACUS initiative**—a solution designed to **accelerate the generation of commercial offers for Spares & Repair** across the Thales Group. ABACUS enables the **accurate and efficient creation of transactional offerings** to drive recurring revenue. To **enhance the operational efficiency of ABACUS in production**, IS-IT seeks to **internalize the required expertise** by recruiting an **experienced C# .NET Developer**. As part of the **ABACUS Agile Scrum Team** (alongside the Scrum Master and Product Owner), your mission will be to **develop and qualify the key functions** of the ABACUS solution, based on **CINCOM CPQ (Guru Management Studio)**. **Key Responsibilities**As the **C# .NET Development Engineer of ABACUS**, you will:* **Develop user stories** as specified by the Product Owner, ensuring alignment with business needs.* **Conduct unit and component testing**, and contribute to **non-regression testing campaigns** to guarantee solution stability.* **Document implementation and configuration** of the user stories and technical stories for knowledge sharing and compliance.* **Collaborate with vendor** (e.g., CINCOM) to gain autonomy over the development of the solution, **Experience & Soft Skills*** **5+ years of experience** in **developing .NET Applications in C#**, ideally with **CINCOM CPQ**.* **Proven ability to learn quickly** and adapt to complex technical environments.* **Strong interpersonal skills** to effectively interact with vendors, stakeholders, and cross-functional teams.* **Open-mindedness and cultural agility** to thrive in a **multicultural environment** (Thales operates globally).* Due to the nature of the work English Skills is required. **Technical Skills*** **Proficiency in C#** on **.NET environments** (development, debugging and optimization using **Visual Studio**).* **SQL Server** (query writing, database design, and performance tuning).* **Microsoft PowerShell** (scripting for automation, deployment, and system management).* **Knowledge of CI/CD pipelines and code quality analysis** (GitLab, SonarQube).* **Cloud-based development and deployment** (experience with **Azure, AWS, or Thales internal cloud** is a plus).* **Agile/Scrum methodologies** (familiarity with sprint planning, backlog refinement, and collaborative tools like JIRA).At Thales, we’re committed to fostering a workplace where respect, trust, collaboration, and passion drive everything we do. Here, you’ll feel empowered to bring your best self, thrive in a supportive culture, and love the work you do. Join us, and be part of a team reimagining technology to create solutions that truly make a difference – for a safer, greener, and more inclusive world.