Sr. Development Lead
Chennai · Staff/Principal
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Job description
Job Summary
Role Summary
HCLTech is seeking an experienced Informix 4GL and .NET Developer to support core application development, maintenance, production support, and modernization initiatives. The role requires strong hands-on technical capability across legacy 4GL platforms and modern Microsoft .NET technologies, with the ability to analyze existing application logic, support business-critical systems, and contribute to secure, scalable, and high-performing solution delivery.
The successful candidate will be expected to demonstrate technical ownership, delivery discipline, production stability focus, and the ability to work effectively with cross-functional teams including business, infrastructure, DBA, testing, and support teams.
Key Responsibilities
Simon Barber
Key Responsibilities
• Application Development and Maintenance
- Develop, enhance, and maintain Informix 4GL programs, modules, forms, reports, and batch processes.
- Analyse and modify ALPS application logic, workflows, interfaces, and business rules in line with approved requirements.
- Ensure application changes are designed, developed, tested, and implemented with appropriate quality controls.
• Database and Performance Management
- Write, maintain, and optimise Informix SQL queries, stored logic, and database interactions.
- Support SQL tuning, performance analysis, data validation, and reconciliation across integrated systems.
- Work with DBA and infrastructure teams to resolve database-related incidents and performance bottlenecks.
• Modernization and .NET Integration
- Contribute to application modernization by analysing legacy business logic and supporting migration or integration with .NET-based solutions.
- Design and develop hybrid solutions involving Informix 4GL, .NET, APIs, and supporting integration components.
• Production Support and Troubleshooting
- Investigate, troubleshoot, and resolve production incidents, application defects, batch failures, and performance issues.
- Provide timely root cause analysis, corrective actions, and preventive recommendations for recurring issues.
- Support recovery activities for failed jobs, file processing issues, and operational exceptions within agreed timelines.
• Batch, Unix/Linux, and Operational Support
- Create, monitor, and support batch jobs, file transfers, scheduling activities, and operational processing routines.
- Use Unix/Linux commands and shell scripting to automate operational tasks and support application maintenance activities.
• Quality, Governance, and Compliance
- Perform unit testing, peer reviews, defect resolution, and implementation validation to ensure quality delivery.
- Adhere to HCLTech delivery standards, SDLC controls, change management, release management, security, and audit requirements.
• Documentation and Collaboration
- Prepare and maintain technical documentation, knowledge transition materials, solution designs, support guides, and operational runbooks.
- Collaborate with business users, QA, DBA, infrastructure, application support, and project teams to deliver stable and sustainable solutions.
Skill Requirements
Required Skills and Experience
• Minimum 10+ years of relevant experience in application development, maintenance, and production support.
• Strong hands-on experience in Informix 4GL or comparable legacy 4GL technologies, including application logic, forms, reports, and batch processes.
• Strong proficiency in Microsoft .NET technologies including C#, .NET Core, ASP.NET, Web API development, and integration services.
• Good understanding of relational databases including Informix, SQL Server, Oracle, or PostgreSQL, with practical experience in SQL development and tuning.
• Working knowledge of software engineering practices including design patterns, SOLID principles, code reviews, source control, and CI/CD pipelines.
• Experience working in Agile/Scrum delivery models and ITIL-aligned production support environments.
Other Requirements
Behavioral Competencies
• Strong ownership, accountability, and commitment to application stability.
• Delivery-focused mindset with attention to quality, controls, and timelines.
• Ability to work independently with minimal supervision while keeping stakeholders informed.
• Clear communication skills, especially when explaining legacy application behavior and technical constraints.
• Proactive approach to risk identification, issue resolution, continuous improvement, and operational discipline.
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