Full Stack Engineer (.NET + React)

Role Overview

We are looking for an experienced Full Stack Engineer (.NET + React) to join our development team supporting a large-scale application support and maintenance project.

The successful candidate will have strong hands-on experience with C#, .NET, ASP.NET Core/MVC, React, and SQL Server, with the ability to contribute across new development, application support, maintenance, and enhancements. You will work closely with Agile team members and project stakeholders to deliver reliable, high-quality software and support ongoing business operations.

Key Responsibilities

• Contribute to the development and maintenance of core platforms using C#, ASP.NET Core/MVC, React, and SQL Server.

• Work collaboratively with Agile team members to identify, troubleshoot, and resolve technical impediments.

• Deliver hands-on new development, application enhancements, maintenance, and production support.

• Provide technical support for production incidents and contribute expertise on new technologies, development practices, and design approaches.

• Promote clean, reusable, and maintainable code to help reduce duplication across processes and applications.

• Collaborate regularly with Project Managers and other stakeholders on project progress and technical matters.

• Review and provide approval for technical documentation, system diagrams, and other deliverables prepared by IT team members.

• Manage and prioritize BAU/RTB (Run the Business) work queues to support successful and timely delivery.

• Contribute throughout the full software development lifecycle, from planning and development through testing, deployment, and ongoing support.

Requirements

• Minimum 5 years of professional experience working with the .NET platform.

• Strong hands-on experience with:

  • C#

  • ASP.NET Core and/or ASP.NET MVC

  • React

  • SQL Server

• Experience working with Git and version control practices.

• Solid web development experience, with an understanding of software development planning and project estimation.

• Experience working effectively in high-performing Agile teams across the full development lifecycle.

• Experience in Public Sector or Government projects is preferred.

• Ability to troubleshoot production issues and provide hands-on technical support.

• Strong communication and collaboration skills, with the ability to work with both technical and project stakeholders.

Desired Skills

Experience with any of the following would be an advantage:

• JavaScript / TypeScript

• jQuery

• AJAX

• Web API

• Entity Framework

• Redux / Context API

Additional Information

• This is a hands-on development role combining new development, application enhancement, maintenance, and production support.

• Candidates who are able to commence at short notice are preferred.

• Location: Onsite, Singapore
• Duration: 12 months renewable contract

• Develop, maintain, and enhance applications using C#, ASP.NET Core, ASP.NET MVC, React, and SQL Server.
• Support end-to-end application delivery, including new development, production fixes, maintenance, and system enhancements.
• Collaborate with Agile teams to review requirements, resolve blockers, and deliver quality solutions on schedule.
• Build clean, reusable, and maintainable code to improve system performance, stability, and long-term supportability.
• Work with project managers and technical teams to review documentation, solution diagrams, estimates, and delivery progress.
• Manage BAU / Run-the-Business queues and ensure assigned incidents, requests, and tasks are completed in a timely manner.

• Minimum 5 years of experience in .NET application development.
• Strong technical experience in C#, ASP.NET Core / ASP.NET MVC, React, SQL Server, Git, and web application development.
• Good knowledge of JavaScript / TypeScript, jQuery, AJAX, Web API, Entity Framework, and Redux or Context API.
• Experience across the full software development lifecycle within Agile delivery teams.
• Ability to support project estimation, planning, troubleshooting, and technical documentation.
• Prior Public Sector or Government project exposure is preferred.
• Available to start within short notice.

• Lead the end-to-end production deployment of Microsoft Purview Information Protection across multiple countries for a regulated enterprise environment.
• Core Scope: Implement sensitivity labels, publishing policies, custom and out-of-the-box Sensitive Information Types, auto-labelling policies, and Microsoft Information Protection scanner for on-premises file servers and NAS.
• Platforms Covered: SharePoint Online, OneDrive, Windows file servers, and NAS repositories.
• Delivery Responsibilities: Manage production testing, country rollout planning, deployment readiness, change windows, runbooks, RAID logs, and hypercare support for approximately two months per country.

• Required Experience: 10+ years in cybersecurity, including at least 5 years in client-facing consulting, delivery leadership, or enterprise security implementation roles.
• Key Technical Stack: Microsoft Purview Information Protection, sensitivity labels, auto-labelling, SITs, label policies, MIP scanner, Purview DLP, Insider Risk Management, DSPM, and Information Barriers.
• Industry Experience: Proven success delivering production rollouts in regulated environments; banking or financial services experience is strongly preferred.
• Stakeholder Management: Facilitate workshops, provide status reporting, coordinate with Microsoft and enterprise teams, and manage senior client stakeholders.
• Certifications: SC-400 or SC-401 is strongly preferred; Cybersecurity Architect Expert, CISSP, or CDPSE is an advantage.

• Role Overview: Support application management activities as an Avaloq Developer, focusing on Avaloq development, parameterization, release management, and delivery of reliable software solutions across the Avaloq Core Platform and ICE.
• Key Technical Stack: Avaloq Core Platform, ICE, Avaloq development and parameterization, Configuration & Release Management, Build Management, and Design & Build Enablement.
• Experience Required: 1–3 years of hands-on experience as an Avaloq Developer. General IT experience without Avaloq development exposure will not meet the requirement; candidates with only limited Avaloq exposure, such as a few months, will also not qualify.
• Certification: Avaloq Core Certified Professional (ACCP) is preferred but not mandatory.
• Required Proficiency: Advanced proficiency in Configuration & Release Management is required.
• Preferred Proficiency: Advanced proficiency in Build Management and Design & Build Enablement is preferred.

• Design, develop, code, and enhance custom software components across systems and applications.
• Apply modern frameworks and agile practices to deliver scalable, high-performing solutions aligned with business needs.
• Act as a subject matter expert, collaborating with team members and supporting effective team delivery.
• Contribute to key technical decisions and take ownership of team outcomes where required.
• Analyze complex technical issues and propose practical, innovative solutions aligned with project goals.
• Improve software development processes to increase productivity, quality, and release efficiency.
• Engage stakeholders to understand changing requirements and translate them into actionable development plans.
• Share expertise with colleagues, promote collaboration, and support continuous improvement.
• Evaluate and adopt suitable technologies, tools, and practices to enhance software delivery and application performance.

Cloud Platform Engineer (Government Project)

We are seeking a Cloud Platform Engineer to design, build, and operate the cloud foundation for a large-scale initiative, supporting OT, IoT, analytics, AI, and enterprise application workloads. This role is responsible for end-to-end platform engineering, including cloud landing zone architecture, Infrastructure-as-Code (IaC), CI/CD automation, cloud security, observability, governance, and production operations.

The successful candidate will have strong hands-on experience in Terraform, cloud platform services (AWS, Azure, or GCP), and DevSecOps/CI/CD practices. You will work closely with software, data, and OT integration teams to deliver secure, scalable, and highly available cloud platforms. Responsibilities include provisioning and managing cloud infrastructure, implementing IAM/RBAC and secrets management, designing secure network segmentation, enabling OT/IoT telemetry ingestion, supporting databases and storage services, building monitoring and alerting capabilities, automating operations, and enforcing governance through policy-as-code frameworks.

Mandatory Skills

• Terraform / Infrastructure as Code (production-scale deployments)
• Cloud Platform Engineering (AWS, Azure, or GCP)
• DevSecOps / CI/CD pipeline design, automation, and security integration

Preferred Skills

• OT/IoT platforms and real-time telemetry ingestion
• Smart City, critical infrastructure, or industrial environments
• Data platforms, data lakes, streaming, and analytics
• GCC 2.0, IM8, or similar compliance frameworks
• OPA, Sentinel, or other policy-as-code tools

Requirements

• 3–8 years of cloud, DevOps, or infrastructure engineering experience
• Degree in Computer Science, IT, Engineering, or equivalent practical experience
• Demonstrated delivery experience with IaC repositories, CI/CD pipelines, and production environments
• Relevant cloud and platform certifications are advantageous but hands-on expertise is essential.

Infrastructure Engineer (12-Month Contract, Renewable)

We are seeking a proactive and experienced Infrastructure Engineer to support and maintain enterprise IT infrastructure, ensuring high availability, performance, and security across server and network environments.

Key Responsibilities

• Administer, monitor, and maintain Windows and Linux servers and operating systems.
• Monitor infrastructure health and respond to incidents, service disruptions, and operational issues.
• Manage network infrastructure including switches, firewalls, load balancers, and related connectivity components.
• Support backup, disaster recovery (DR), and business continuity processes.
• Perform system patching, upgrades, configuration changes, and preventive maintenance activities.
• Assist with capacity planning, performance optimization, and infrastructure lifecycle management.
• Maintain accurate technical documentation, including infrastructure diagrams, procedures, and operational runbooks.
• Collaborate with application, project, and security teams to support deployments, infrastructure onboarding, and ongoing operational requirements.
• Participate in on-call support rotation and provide after-hours support when required.

Required Skills & Experience

Must-Have (Priority Skills)

1. Server & Operating System Administration

   • Hands-on experience with Windows and Linux server administration.
   • Strong knowledge of patch management, system upgrades, troubleshooting, and performance tuning.

2. Network Infrastructure

   • Experience managing switches, firewalls, load balancers, and core networking components.
   • Solid understanding of TCP/IP, DNS, DHCP, routing, and network troubleshooting.

3. Infrastructure Operations

   • Experience with infrastructure monitoring, incident management, production support, backup and disaster recovery processes.
   • Ability to troubleshoot and resolve infrastructure issues in a fast-paced environment.

Preferred

• Experience in enterprise or data center environments.
• Strong documentation, communication, and stakeholder management skills.
• Ability to work independently and collaboratively within cross-functional teams.