Csit

Senior Software Engineer (Big Data Processing)

Singapore, Singapore March 26, 2026 Full Time Lever
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.
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.
As CSIT is an agency under the Ministry of Defence (Singapore), only Singapore Citizens will be considered.

Role

  • As a senior software engineer in a multi-disciplinary team that is responsible for mission-critical data analytics systems, you will guide and contribute to the development of critical solutions related to national security. You are expected to possess strong technical proficiency and create impact by designing, building, testing and deploying data-intensive web-based analytics applications that are scalable, extensible and maintainable. Join us to seize the opportunity to use cutting-edge technologies to protect the nation. 

    • 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

  • Background 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
    •  
    Apply on company site

    How to Get Hired at Csit

    • Tailor your resume to each specific Csit role — Lever applications are evaluated per-position
    • Csit uses Lever to manage applications; PDF format preserves your formatting through their parser
    Read the full guide

    How well do you match this role?

    Check My Resume

    Similar Jobs

    Csit

    Backend Software Engineer (Information Management Systems)

    Singapore, Singapore
    Csit

    Collaboration Platform Engineer

    Singapore, Singapore
    Csit

    Cyber Security Researcher

    Singapore, Singapore