Position Details

Type Contract

Experience mid

Exp. Years Not specified

Education Bachelor’s degree in Computer Science or related field

Category Software Engineering

About this role

Mainframe Developer to design, develop, and maintain robust mainframe systems; integrate mainframe with cloud platforms via RESTful APIs and Web Services; focus on security, performance, and reliability in a fast-paced environment.

Key Responsibilities

Develop, test, and implement mainframe applications using COBOL/PL-SQL/C#; Design scalable architectures with SOA; Tune and harden systems for performance and security; Integrate mainframe with AWS/Azure via RESTful APIs; Conduct vulnerability assessments and implement security controls

Technical Overview

Stack includes COBOL, PL/SQL, C#, z/OS, SOA, RESTful APIs, AWS/Azure, VPN/DNS, firewall configurations; emphasizes system hardening and vulnerability management within mainframe environments.

Ideal Candidate

The ideal candidate is a mid-level Mainframe Developer with hands-on COBOL, PL/SQL or similar languages, experienced across z/OS and Unix-like OSes, and familiar with SOA and cloud integration. They should have a security-focused mindset, system hardening, and vulnerability management experience to support enterprise mainframe operations.

Must-Have Skills

Bachelor’s degree in Computer Science or related fieldProven experience developing on mainframe platforms with proficiency in COBOLPL/SQL or similar languagesDeep understanding of WindowsLinuxUNIXand z/OSFamiliarity with Service-Oriented Architecture (SOA) and solution architecture design principlesExcellent problem-solving skills with a focus on system hardening and security compliance

Nice-to-Have Skills

Experience with vulnerability assessmentsExperience with cloud security protocolsFamiliarity with DHCP and DNS network protocolsThreat intelligence toolsLoad balancing and performance tuningSolution architecture design experience

Tools & Platforms

Amazon Web ServicesAWSAzureRESTful APIWeb ServicesVPNDNSFirewall

Required Skills

COBOLPL/SQLC#z/OSWindowsLinuxUNIXService-Oriented ArchitectureSOARESTful APIWeb ServicesAmazon Web ServicesAWSAzureVPNDNSFirewall configurationsSystem hardeningVulnerability managementCloud security protocolsAPIsDHCP

Hard Skills

Soft Skills

problem-solvingstrong communicationteam collaborationanalytical thinkingattention to detailadaptabilitytime managementinitiativecross-functional collaborationfast-paced environment

Industry & Role

Industry Consulting

Job Function Design and maintain robust mainframe systems and cloud-integrated architectures for enterprise operations

Role Subtype Mainframe Developer

Tech Domains COBOL, PL/SQL, C#, z/OS, Windows, Linux, UNIX, Service-Oriented Architecture, SOA, RESTful API, Web Services, Amazon Web Services, AWS, Azure

Keywords for Your Resume

Mainframe DeveloperCOBOLPL/SQLC#z/OSWindowsLinuxUNIXService-Oriented ArchitectureSOARESTful APIWeb ServicesAmazon Web ServicesAWSAzureVPNDNSFirewallSystem hardeningVulnerability managementCloud securityDHCPLoad balancingThreat intelligence tools

Deal Breakers

Bachelor's degree not in Computer Science or related field, No mainframe development experience, No COBOL/PL-SQL experience, No z/OS or related OS experience, No SOA familiarity

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