Senior Systems Analyst: Legacy Modernization & Analysis

Reverside; Johannesburg; Hybrid; ZAR 900,000 - 1,200,000; Full time

Job summary

Reverside is seeking a Senior Systems Analyst in Johannesburg to reverse-engineer and analyze complex legacy enterprise platforms. The role focuses on understanding code, databases, integrations and configurations to create accurate current-state docs and support modernisation and decommissioning initiatives.

Applicants should have a strong hybrid analyst-developer profile and be able to translate findings into requirements and actionable recommendations while collaborating with platform teams

Qualifications

• 5+ years in systems/technical business analysis
• Legacy system analysis & reverse engineering
• SQL Server/database analysis
• Source code analysis
• Data flow & dependency mapping
• REST/SOAP APIs
• Batch & file-based integrations
• UML/BPMN/ERD
• Data analysis using SQL & Excel
• Requirements & technical documentation

Responsibilities

• Reverse-engineer legacy applications and identify rules, processing logic, dependencies and technical debt.
• Analyze .NET/C#, SQL Server, Java components, stored procedures, integrations and configuration.
• Document current-state architecture, data flows, dependencies, interfaces and system interactions.
• Produce data lineage, interface inventories and as-is process models.
• Conduct impact, root-cause, data and integration analysis.
• Translate findings into requirements, user stories and recommendations.
• Support migration, decomposition, remediation and decommissioning initiatives.
• Collaborate with developers, architects, testers and stakeholders.
• Support testing, validation and delivery planning.
• Maintain governance, risk and auditability throughout the lifecycle.

Skills

Systems analysis

Reverse engineering

SQL Server

REST/SOAP APIs

Data flow mapping

UML/BPMN/ERD

Data analysis (SQL/Excel)

Documentation

Source code analysis

Education

Bachelors in Information Systems/CS/Engineering

Tools

CI/CD

Job description

Reverside is seeking a Senior Systems Analyst in Johannesburg to reverse-engineer and analyze complex legacy enterprise platforms. The role focuses on understanding code, databases, integrations and configurations to create accurate current-state docs and support modernisation and decommissioning initiatives.

Applicants should have a strong hybrid analyst-developer profile and be able to translate findings into requirements and actionable recommendations while collaborating with platform teams