Senior Lead Developer

Senior Lead Developer

Location: Duluth, GA (Onsite) Duration: Long-term

The Senior Lead Developer will be responsible for delivering high quality solutions within a mainframe environment while supporting evolving technological needs. This role focuses primarily on mainframe application development, integration, and operational excellence, with a preference for candidates who also bring exposure to modern development stacks. The ideal candidate is comfortable working across legacy and contemporary systems, ensuring reliability, security, and continuous improvement.

Responsibilities & Qualifications

Duties and Responsibilities:

• Designs, codes, unit tests, debugs, and implements complex solutions across financial systems using approved tools and technologies, including legacy mainframe platforms and modern development stacks (e.g., Python, Pega, distributed services, etc).
• Owns complex coding efforts, technical designs, and technical decision-making for high-risk or high-impact work.
• Produces technical specifications, flow diagrams, and proof-of-concepts to evaluate solution options and technical feasibility.
• Ensures source control, build, and deployment activities follow established standards and approved processes.
• Provides selective technical review for critical or high-risk work items, to ensure compliance with SDLC, secure coding, performance, and financial control standards.
• Serves as a technical escalation point for complex production and delivery issues, conducting root-cause analysis and recommending corrective actions.
• Participates in on-call production support rotations as required, focusing on issues exceeding routine support capabilities.
• Mentors onshore/offshore developers by providing technical guidance and knowledge transfer.
• Partners with the Offshore Liaison to clarify requirements, resolve technical issues, and reinforce standard development and documentation practices.
• Reviews selected deliverables to ensure alignment with approved designs and business requirements
• Acts as a technical authority across all financial systems, maintaining deep knowledge of cross-application behavior, data flows, integrations and processing dependencies.
• Serves as the primary point of consultation for complex functional or technical questions related to financial systems, including impacts across upstream and downstream applications.
• Provides guidance during project planning, issue resolution, audits and modernization efforts by evaluating system-wide implications and risks.
• Maintains accurate technical documentation and operational procedures
• Identifies recurring issues, support trends, and operational inefficiencies through incident analysis, and production metrics.
• Escalates high-risk or aging work with documented impact and recommendations.
• Partners with the Team Leader propose technical, process, or tooling improvements that improve delivery efficiency and reduce operational risk while maintaining system stability.
• Protects the company’s authority to do business by complying with legal and ethical standards, policies and procedures
• Follows all applicable Information Technology Management Policies
• Supports audit and compliance activities by ensuring technical artifacts, change records, and system documentation are complete, accurate, and aligned with SDLC and change management requirements.

Required Education: Bachelor's degree or equivalent experience

Required Skills:

• Strong hands-on experience with: COBOL, JCL, SQL (DB2 or equivalent), VSAM, CICS, TSO/ISPF, z/OS Unix System Services (USS).
• A solid understanding of mainframe architecture, batch/job scheduling, and performance tuning.
• Self-motivated with excellent verbal and written communication skills, and excellent interpersonal skills with the ability to work well with peers and management
• Advanced knowledge of enterprise financial systems and application support within regulated or audit driven environments
• Strong understanding of secure coding practices, SDLC, change management, and audit friendly development standards
• In depth knowledge of mainframe application development concepts, including batch processing, online transaction processing, and data integration
• Working knowledge of financial transaction processing and system dependencies across upstream and downstream applications
• Expert level analytical and problem solving skills for diagnosing and resolving complex, high impact production and delivery issues
• Strong hands on development and debugging skills using mainframe technologies such as COBOL, JCL, SQL (DB2 or equivalent), VSAM, CICS, and TSO/ISPF
• Ability to perform technical reviews, assess risk, and evaluate solution design for performance, reliability, and compliance
• Effective written and verbal communication skills to convey complex technical concepts to technical and non technical stakeholders
• Ability to work independently with limited direction while keeping leadership informed of progress, risks, and issues
• Ability to prioritize and balance development work, technical review, and escalation support in a fast paced environment
• Ability to collaborate effectively across onshore and offshore teams
• Ability to maintain focus on quality, stability, and compliance while supporting evolving technology needs
• MVS, z/OS, JCL; debug tools e.g.