Software Engineer (Big Data Processing)

Company: csit
Location: Singapore, Singapore
Type: full_time
Posted: Aug 19, 2026
Views: 3

✨ AI Summary

CSIT, a Singapore government agency advancing national security interests, is hiring a Software Engineer for Big Data Processing to build mission-critical data analytics and search applications. Tech stack includes Spring Boot, React, Elasticsearch, MongoDB, PostgreSQL, Docker, Kubernetes, and Kafka/RabbitMQ. Requires a computer science background and 3+ years of full-stack experience for senior roles; only Singapore Citizens are considered. The role offers purposeful work, modern tech, and strong engineering culture with work-life balance.

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

As a software engineer in a multi-disciplinary team that is responsible for mission-critical data analytics systems, you will contribute to the development of critical solutions related to national security. You create impact by designing, building, testing and deploying data-intensive web-based search 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 big 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
  • Work with the team or independently on the following:
    (1) Architect solutions that can scale efficiently
    (2) Write clean and maintainable code
    (3) Write unit, functional and end-to-end tests
    (4) Safely roll out mission-critical products that impact hundreds of analysts
    (5) Identify system issues to provide timely resolution and recovery|
    (6) Perform system health monitoring and support patches, assist in capacity planning and performance tuning

    • Requirements

  • Background in computer science or equivalent
  • Candidates with 3+ years of software engineering experience in the entire web application stack will be considered for senior position
  • Strong foundation and knowledge of Object-Oriented Programming and Functional Programming paradigms
  • Familiarity with the following technologies: Spring Boot, React, Elasticsearch, MongoDB, Oracle / PostgreSQL, Docker, Kubernetes, Kafka / Rabbit MQ
  • 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.
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    About the Company

    Name: csit

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