The posting
CSIT develops products to advance the national security interests of Singapore. We use our products in a wide range of use-cases, including but not limited to Counter-terrorism and Computer Network Defence. We are looking for talented software engineers to lead and build mission-critical products that identify, analyse and investigate threats.
Role
Responsibilities
- Design and develop internal flagship data analytics systems, applications and APIs that allow engineers and analysts to retrieve, triage and analyse information more efficiently
- Work with product managers, engineering managers and key stakeholders to deliver impactful solutions that meet our business needs
- Manage enterprise system performance, reliability and sustainability through software quality control and optimisation of software products and technologies
- Explore emerging technologies and deliver proof-of-concepts to the team and senior management
- Build and experiment with Agentic AI systems (e.g. multi-step autonomous agents, tool-using LLM workflows)
- Lead technical discussions with the team and key stakeholders to shape the delivery of products
- Mentor junior software engineers to help strengthen and foster a culture of engineering excellence culture within the team
Requirements
- A degree or professional qualification in computer science or equivalent
- 3+ years of experience in software engineering, with familiarity in full stack web application
- Well-versed and proficient in software design pattern and implementation using Java/Kotlin programming language
- Good knowledge of software architecture designs patterns
- Familiarity with the following technologies: Spring Boot, React, Elasticsearch, MongoDB, Oracle, Docker, Kubernetes, Kafka / Rabbit MQ
- Familiarity with AI-assisted development tools and concepts, exposure to agentic AI systems would be a plus
- Able to communicate technical details effectively and clearly
- Good interpersonal, analytical and problem-solving skills to get things done in a dynamic environment
Why join us?
- The work is purposeful and meaningful
- You will get to work with talented and driven people
- We work with modern technologies and tech stacks
- We have excellent engineering culture and work-life balance
- We aspire for engineering and operational excellence
- We empower to innovate
As CSIT is an agency under the Ministry of Defence (Singapore), only Singapore Citizens will be considered.



