Senior Fullstack Developer (weekends/ shifts) #IKR

Responsibilities

• Design, develop, and maintain scalable fullstack applications with a focus on performance, reliability, and security in a financial services environment.
• Collaborate with enterprise architects and business stakeholders to define system architecture, integration patterns, API specifications, and data flow designs.
• Own end-to-end delivery across the full SDLC: requirements analysis, technical design, development ,code review, testing, deployment, and production support.
• Build and maintain RESTfulWeb APIs, backend services, and responsive frontend interfaces to support large-scale internal platforms and portals.
• Integrate with third-party platforms and internal enterprise systems using established patterns(OAuth/OpenID, REST, event-driven architecture).
• Implement AI-assisted or data-driven features (e.g. smart tagging, auto-summarisation, search enrichment) to improve platform intelligence and usability.
• Champion code quality through code reviews, performance optimisation, security best practices, and technical debt management.
• Contribute to sprint planning, task estimation, and delivery governance in an Agile/Scrum environment.
• Mentor junior team members and provide technical guidance to ensure consistent standards across the team.
• Produce clear solution documentation including architecture diagrams, sequence diagrams, and API specifications.

Requirements

• 10+ years of professional software engineering experience, with at least 5 years in fullstack development within enterprise or regulated environments.
• Demonstrated experience delivering production-grade platforms for financial services, investment, or banking organisations.
• Proven track record of working directly with enterprise architects and senior business stakeholders to define technical solutions.
• Backend
• Strong proficiency in C#and the .NET ecosystem - .NET Framework, .NET Core, and .NET 8 - includingASP.NET MVC and Web API.
• Solid experience with Entity Framework Core and ORM-based data access patterns.
• Working knowledge of Redisor equivalent in-memory caching and session management.
• Hands-on experience with relational databases: Microsoft SQL Server (required); PostgreSQL or Oracle(advantageous).
• Frontend
• Proficient in React with TypeScript, including state management using Redux or Redux Saga.
• Experience building responsive, accessible enterprise UIs using component libraries (Ant Design, Kendo UI, Telerik, or similar).
• Strong grounding in coreweb technologies: HTML, CSS, JavaScript/TypeScript.
• DevOps & Cloud
• Practical experience with Docker for containerisation and CI/CD pipeline tooling (GitHub Actions, Jenkins, or equivalent).
• Hands-on cloud deployment experience, preferably on AWS (EC2, S3, or equivalent services).
• Familiarity with source control best practices using Git/GitHub; experience with Agile tooling (JIRA,Confluence).
• Experience with OpenShift or Kubernetes for container orchestration in enterprise environments.
• Exposure to AI/ML feature integration - e.g. natural language processing, smart tagging, automated summarisation, or embedding-based search - within production applications.
• Prior experience in a Technical Lead or offshore team coordination role, including delivery governance and stakeholder reporting.
• Familiarity with blockchain platforms or cryptocurrency exchange ecosystems (DeFi, KYC/AML workflows, wallet infrastructure).
• Experience with cross-platform desktop application development (e.g. Electron).
• Knowledge of Python for data processing, scripting, or backend automation tasks.
• Exposure to legacy system modernisation or migration projects within regulated industries.
• Master's degree in Business Information Systems, Computer Science, or a related discipline.
• Technical skills summary
• Frontend: React, TypeScript, Redux Saga, Angular, Ant Design, Kendo UI,Bootstrap, HTML/CSS/JS
• Backend: C# / .NET Core / .NET 8, ASP.NET MVC, Web API, Entity Framework,Python, Redis
• Database: SQL Server (required), PostgreSQL, Oracle
• DevOps /Cloud: Docker, OpenShift, AWS, GitHub Actions,Jenkins, GitHub
• Methodology: Agile / Scrum, TDD, JIRA, Confluence, UML
• Domain: Financial services, investment platforms, KYC/AML, enterprise content platforms
• Interested applicants, please email your resume to Karin Chan Wei Kien
• Email: karinchan@recruitexpress.com.sg
• CEI Reg No: R1104584
• Recruit Express Pte Ltd
• UEN: 199601303W
• EA Licence No: 99C4599

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