Fullstack Tech Lead

Location: Bangalore - Indraprastha, IndiaThales 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. Present in India since 1953, Thales is headquartered in Noida and has other operational offices and sites spread across Delhi, Gurugram, Bengaluru and Mumbai, among others. Over 2200 employees are working with Thales and its joint ventures in India. Since the beginning, Thales has been playing an essential role in India’s growth story by sharing its technologies and expertise in Defence, Aerospace and Cyber & Digital sectors. Thales has two engineering competence centres in India - one in Noida focused on Cyber & Digital business, while the one in Bengaluru focuses on hardware, software and systems engineering capabilities for both the civil and defence sectors, serving global needs. The Group has also established an MRO (Maintenance, Repair & Overhaul) facility in Gurugram to provide comprehensive avionics maintenance and repair services to Indian airlines and support the growth of the local aviation industry.WHO ARE WE The Defense Mission Systems business provides equipment, solutions, and services related to electronic combat systems, surveillance and reconnaissance, naval combat, surface warfare, and underwater warfare.  The Sophia-Antipolis site develops sonar systems for submarines and surface vessels, from underwater acoustics to the operator's graphical user interface (GUI). The GUI team is responsible for designing, developing, and maintaining the operational GUIs for sonar operators. These GUIs are the eyes and ears of the submarines and surface ships. WHAT WE CAN ACCOMPLISH TOGETHER: The submarine GUI team is looking for an experienced full stack tech lead with a strong React experience. As part of the submarine team, your responsibilities will include: Actively contributing to the design of the software architecture of the sonar GUI component by supporting the software architect Providing technical guidance to the GUI development team (up to 7 people) Conducting preliminary studies to validate technical approaches and chosen architectures Being a major contributor to the setup of the CI/CD pipeline for the component Writing technical documentation (specifications/design) Providing support to software integrators WHO ARE YOU Must have: be able to travel to France frequently (1 month and a half in France during ramp-up period, then up to a week every trimester) BE/BTech in Electronics & Communication, Electrical, Computer Science, or related; Solid experience in web development (at least 10 years) Solid experience in react (at least 5 years) Solid experience in Java backend development (5 years) Demonstrated technical guidance over a 5 people (incl. seniors) team for at least 3 years Fluent in software configuration management (GIT/GITLAB/ARTIFACTORY/NEXUS) Experience in writing software specification and design documents Good communication skills Experience in memory and CPU optimization and profiling Nice to have : Experience with the Threes.js library and/or WebGL Experience with developing functionalities with Electron Knowledge in signal processing Knowledge in real time software Project context? Highly distributed critical real time software solution for defense International project, requiring international cooperation and co-engineering Exciting sonar specialty domain 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.