Senior Software Engineer (A)***

This will be a 2-years direct contract position. Responsibilities • Lead, develop and own architecture blueprints. • Analyze design options and document trade-offs. • Decide on technology choices, integration patterns, and platform strategies. • Collaborate with product managers, engineers, UX designers, and agency stakeholders to ensure architectures are feasible, aligned, and deliverable. • Architecture and design reviews, enforce standards, and ensure solutions comply with security, data, and policies. • Coach, guide, and mentor engineers on architectural best practices. • Cultivate a culture of quality and sound design thinking. • Identify architectural risks, integration complexities, and legacy constraints. • Propose mitigation strategies and pragmatic solutions. • Develop and maintain up-to-date architecture artefacts (reference architectures, decision records, integration maps). • Produce multi-year technical roadmap, set organisation-wide architectural standards, and be the representative in technology forums. • Stay abreast with emerging technologies, cloud-native patterns, and industry best practices. Requirements • At least a Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field. • Minimum 6 years of experience in software engineering or IT, with at least 3 years in a technical lead or principal engineer role. • Track record of owning end-to-end architecture for production systems at scale. • Stakeholder relationships management. Experience in: • Leading architecture across multiple teams or platforms • Cloud architecture • Designing secure systems — encompassing identity and access management, authentication flows, data protection, and compliance with security standards. • Reading and reviewing code across relevant technology stacks (e.g., Node.js, React, Python) to ensure architectural intent is faithfully implemented. • Producing high-quality architecture documentation — C4 diagrams, sequence diagrams, data flow diagrams, and architecture decision records (ADRs). • Facilitate architecture workshops, design reviews, and technical spike sessions. Understanding of: • Microservices, event-driven architecture, API design (REST, GraphQL), and system integration patterns. • Containerisation and orchestration technologies (Docker, Kubernetes). • DevSecOps practices, CI/CD pipelines, and infrastructure-as-code. • data architecture, including relational databases (MySQL, PostgreSQL) and data integration approaches. • scalability, reliability, observability, performance, and maintainability. Skills and Experience Advantages: • AWS services (ECS/Fargate, Lambda, S3, RDS, API Gateway). • Whole-of-government ICT systems and platforms (e.g., Singpass, MyInfo, NDI, GovTech shared services). • IM8 policies and government ICT security standards. • Disaster recovery planning and business continuity architecture. • Sitecore CMS for content management and digital experience platform delivery. • Imperva for web application security, DDoS protection, and data security. • Decompose ambiguous business problems into structured, actionable architectural solutions. • Balance ideal design against delivery constraints, technical debt, and operational risk. • Certifications (e.g., AWS Solutions Architect Professional, TOGAF, GCP Professional Architect). Ethos Search Associates Pte. Ltd. EA License No: 13C6655 EA Reg No: R1988580 Jacky Chong