Senior Mainframe Developer

Adesso • IT Consulting & Digital Transformation • Custom Software Development • Java • SQL • C# • COBOL • 3 days ago

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Salary

≈ $14k – $33k per year (Estimated)

Location

In office (Pune)

Seniority

Senior · 6+ years exp

Confirmed on the employer's own hiring board on Oct 12, 2026. First seen by Alion on Oct 9, 2026. Adesso scores B on the Alion truth index.

Overview

Company

Impact

Profile match

Adesso

Adesso is a Dortmund information technology consultancy founded in 1997 that has grown into one of the largest in Germany. It builds custom software and industry platforms for insurance, health, public sector and transport clients. The group employs many thousands of consultants and developers across Europe.

adesso.de • HQ: Dortmund, Germany • Custom Software Development • IT Consulting & Digital Transformation • 1001-5000 employees • Est. 1997

Tech stack of Adesso

YOUR ROLE

Develop, enhance and maintain applications using COBOL and/or PL/I on IBM z/OS, from requirements through go-live
Support online transaction processing with CICS and relational data access with DB2 for z/OS
Develop, maintain and troubleshoot batch jobs, procedures and file-processing workflows using JCL and OPC Scheduler
Investigate defects and resolve production issues using mainframe development, testing and diagnostic tools
Support backend integration using IBM WebSphere MQ and/or RVS
Contribute to modernization work, including integration with REST APIs and applications built with C#/.NET or Java
Take part in code reviews, testing, release activities and production support, following established quality and change-management practices
Work with cross-functional teams to turn business requirements into stable, supportable solutions
Act as a role model for the team through pairing, reviews and daily collaboration

YOUR PROFILE

6-8 years of IT experience in mainframe application development or support
Hands-on experience with COBOL and/or PL/I on IBM z/OS, CICS, DB2 for z/OS, and JCL and PROCMAN
Hands-on experience with File-AID, Xpediter, TSO/ISPF, EJES and BETA92
Experience with IBM WebSphere MQ and/or RVS for backend integration
Solid understanding of batch and online processing in enterprise environments
Familiarity with OpenText HostExplorer, SCMS, IBM Developer for z/OS (or equivalent IBM Rational tooling), and Innovator for Information Architects for data model management
Experience with ITSM processes in ServiceNow, documentation in Confluence, and user-story tracking in Jira
Strong analytical and problem-solving skills, and the ability to work effectively in a DevOps-oriented environment
Good English; the ability to communicate clearly with international teams and clients
Nice to have Automation with REXX
Mainframe modernization or integration experience using C#/.NET and/or Java
Experience designing, consuming or supporting REST APIs
Working knowledge of SQL and PostgreSQL, in addition to DB2
Basic knowledge of AWS or another cloud platform
Familiarity with Docker and container orchestration fundamentals
Automotive project experience or familiarity with automotive business processes
Experience with Jira, Confluence and other Atlassian tools

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