Projekt 10330 Senior Mainframe Developer (m/f/d) Our client is a well-known IT service provider in the banking industry. Wien 1x / week on site Part-Time Direktbewerbung

softwareXperts GmbH
Project

Senior Mainframe Developer (m/f/d)

ID: 10330

Our client is a well-known IT service provider in the banking industry.

Apply now
Wien Part-Time 1x / week on site 01.10.2026

Must haves

  • COBOL / DB2
  • CICS
  • JES/JCL

Nice to have

  • Java on z/OS
  • Strobe
  • Dynatrace

Wanted Expertise

  • Developer - Databases- SQL-Server, DB2, ...
  • Developer - Developer (other)

Your Tasks

  • Develop and implement new features and functionalities using COBOL

  • Maintain and enhance the existing securities processing system

  • Refactor and optimize existing modules with a focus on performance and maintainability

  • Improve application logging, monitoring, and troubleshooting capabilities

  • Contribute to the enhancement of disaster recovery solutions

  • Integrate the mainframe environment with a modern, decentralized system architecture

  • Work on critical business processes including:

    • Order management

    • Securities trading and settlement

    • Fee and tax calculation

    • Transaction processing

  • Analyze existing applications and identify opportunities for technical and performance improvements

  • Collaborate closely with other development and technical teams

  • Take ownership of technical topics and drive them through to successful implementation

  • Contribute to a high-quality, stable, and future-oriented mainframe environment

Requirements

    • 10+ years of professional experience in mainframe computing
    • Strong hands-on experience with COBOL
    • Solid experience with IBM z/OS
    • Strong knowledge of:
      • DB2
      • CICS
      • JES/JCL
    • Proven experience in the banking, securities trading, or financial services industry
    • Strong analytical and structured approach to problem-solving
    • Ability to work independently and take ownership of assigned topics
    • Excellent communication and collaboration skills
    • Ability to work effectively across different teams and disciplines
    • Strong prioritization and organizational skills
    • Willingness to both give and receive constructive feedback
    • Team-oriented mindset combined with a high degree of independence
    • Fluent English is required
    • German is an advantage
    • Willingness to work 2–3 days per week on-site in Vienna

Nice to Have

Experience with the following technologies and tools would be an advantage:

    • Java on z/OS
    • Strobe
    • Dynatrace
    • Xpediter
    • ChangeMan

The Company

We are looking for an experienced Senior Mainframe Developer (m/f/d) to join a challenging project within the banking and securities trading environment.

In this role, you will be responsible for the development, maintenance, and continuous improvement of a business-critical securities processing system running on IBM mainframe technology. You will work on new functionality, modernize and optimize existing applications, and contribute to the integration of the mainframe environment into a modern, decentralized architecture.

The ideal candidate brings extensive mainframe expertise, a strong background in financial institutions, and a proactive, hands-on approach to software development.

Apply now
The content of this advertisement relates to an order from our customer company in the context of personnel placement. As a recruiter, we support you throughout the entire application process.

Recruiter

Recruiting
Jozef Laufer
+43 664 4186 541
jozef.laufer@sw-xperts.com

Our Xtra Advantages

  • 20 years of IT-recruitment experience
  • access to a huge talentpool
  • individual consulting.

Zum Job Inserat

Hauptstandort

Random Phone Number
randomemail@example.com

Ansprechpartner

Hauptstandort

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randomemail@example.com

Ansprechpartner

Projekt 10330 Senior Mainframe Developer (m/f/d) Our client is a well-known IT service provider in the banking industry. Wien 1x / week on site Part-Time Direktbewerbung

softwareXperts GmbH
Project

Senior Mainframe Developer (m/f/d)

ID: 10330

Our client is a well-known IT service provider in the banking industry.

Apply now
Wien Part-Time 1x / week on site 01.10.2026

Must haves

  • COBOL / DB2
  • CICS
  • JES/JCL

Nice to have

  • Java on z/OS
  • Strobe
  • Dynatrace

Wanted Expertise

  • Developer - Databases- SQL-Server, DB2, ...
  • Developer - Developer (other)

Your Tasks

  • Develop and implement new features and functionalities using COBOL

  • Maintain and enhance the existing securities processing system

  • Refactor and optimize existing modules with a focus on performance and maintainability

  • Improve application logging, monitoring, and troubleshooting capabilities

  • Contribute to the enhancement of disaster recovery solutions

  • Integrate the mainframe environment with a modern, decentralized system architecture

  • Work on critical business processes including:

    • Order management

    • Securities trading and settlement

    • Fee and tax calculation

    • Transaction processing

  • Analyze existing applications and identify opportunities for technical and performance improvements

  • Collaborate closely with other development and technical teams

  • Take ownership of technical topics and drive them through to successful implementation

  • Contribute to a high-quality, stable, and future-oriented mainframe environment

Requirements

    • 10+ years of professional experience in mainframe computing
    • Strong hands-on experience with COBOL
    • Solid experience with IBM z/OS
    • Strong knowledge of:
      • DB2
      • CICS
      • JES/JCL
    • Proven experience in the banking, securities trading, or financial services industry
    • Strong analytical and structured approach to problem-solving
    • Ability to work independently and take ownership of assigned topics
    • Excellent communication and collaboration skills
    • Ability to work effectively across different teams and disciplines
    • Strong prioritization and organizational skills
    • Willingness to both give and receive constructive feedback
    • Team-oriented mindset combined with a high degree of independence
    • Fluent English is required
    • German is an advantage
    • Willingness to work 2–3 days per week on-site in Vienna

Nice to Have

Experience with the following technologies and tools would be an advantage:

    • Java on z/OS
    • Strobe
    • Dynatrace
    • Xpediter
    • ChangeMan

The Company

We are looking for an experienced Senior Mainframe Developer (m/f/d) to join a challenging project within the banking and securities trading environment.

In this role, you will be responsible for the development, maintenance, and continuous improvement of a business-critical securities processing system running on IBM mainframe technology. You will work on new functionality, modernize and optimize existing applications, and contribute to the integration of the mainframe environment into a modern, decentralized architecture.

The ideal candidate brings extensive mainframe expertise, a strong background in financial institutions, and a proactive, hands-on approach to software development.

Apply now
The content of this advertisement relates to an order from our customer company in the context of personnel placement. As a recruiter, we support you throughout the entire application process.

Recruiter

Recruiting
Jozef Laufer
+43 664 4186 541
jozef.laufer@sw-xperts.com

Our Xtra Advantages

  • 20 years of IT-recruitment experience
  • access to a huge talentpool
  • individual consulting.

Zum Job Inserat

Hauptstandort

Random Phone Number
randomemail@example.com

Ansprechpartner

Hauptstandort

Random Phone Number
randomemail@example.com

Ansprechpartner