Senior z/OS Mainframe Programmer / Consultant (London Area)
Senior z/OS Mainframe Programmer / Consultant (London Area)

Senior z/OS Mainframe Programmer / Consultant (London Area)

London Full-Time 48000 - 72000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Join a new mainframe team to develop and modernise critical financial systems.
  • Company: Be part of a leading financial services client shaping the future of technology.
  • Benefits: Enjoy opportunities for growth, collaboration, and working on impactful projects.
  • Why this job: Make a difference in a dynamic environment while enhancing your technical skills.
  • Qualifications: 3+ years in COBOL, JCL, IMS DB/DC, and DB2; banking experience preferred.
  • Other info: Collaborate with experts and contribute to best practices in an Agile setting.

The predicted salary is between 48000 - 72000 £ per year.

We are building a brand-new mainframe team for a leading financial services client and are looking for experienced z/OS Developers to join the mission. This is a fantastic opportunity to shape the direction of a new technical team, working on mission-critical systems, compliance-driven initiatives (e.g. Swift, SIC, FTR), and modernisation efforts.

What You’ll Bring:

  • 3+ years' experience with COBOL, JCL, IMS DB/DC, and DB2
  • Solid knowledge of the IBM z/OS ecosystem
  • Familiarity with tools like IDz, Endevor, or equivalent
  • Background in banking or financial services preferred
  • Agile/Scrum delivery mindset

Nice to Have:

  • Experience with REXX, Assembler, or scripting
  • Knowledge of API enablement or mainframe/cloud integration
  • Strong troubleshooting and optimisation skills

You will collaborate with engineers, analysts, and SMEs to build secure, high-performing systems, while contributing to best practices and team growth.

Senior z/OS Mainframe Programmer / Consultant (London Area) employer: GL Global

Join a forward-thinking financial services firm in the heart of London, where innovation meets tradition. As a Senior z/OS Mainframe Programmer, you'll not only work on critical systems but also enjoy a collaborative work culture that prioritises employee growth and development. With access to cutting-edge technology and a commitment to modernisation, this role offers unique opportunities to shape your career while contributing to impactful projects.
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Contact Detail:

GL Global Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Senior z/OS Mainframe Programmer / Consultant (London Area)

✨Tip Number 1

Network with professionals in the financial services sector, especially those who work with z/OS systems. Attend industry meetups or online forums to connect with potential colleagues and learn about the latest trends and technologies.

✨Tip Number 2

Showcase your experience with COBOL, JCL, IMS DB/DC, and DB2 in conversations. Be prepared to discuss specific projects where you’ve successfully implemented these technologies, as this will demonstrate your hands-on expertise.

✨Tip Number 3

Familiarise yourself with Agile and Scrum methodologies if you haven't already. Being able to speak the language of Agile will not only help you fit into the team but also show that you’re adaptable and ready for a collaborative environment.

✨Tip Number 4

Research the company’s current projects and initiatives related to mainframe modernisation. Understanding their goals and challenges will allow you to tailor your discussions and demonstrate how your skills can directly contribute to their success.

We think you need these skills to ace Senior z/OS Mainframe Programmer / Consultant (London Area)

COBOL
JCL
IMS DB/DC
DB2
IBM z/OS ecosystem knowledge
IDz
Endevor
Agile/Scrum methodologies
REXX
Assembler
Scripting skills
API enablement
Mainframe/cloud integration
Troubleshooting skills
Optimisation skills
Collaboration skills
Best practices contribution

Some tips for your application 🫡

Tailor Your CV: Make sure your CV highlights your experience with COBOL, JCL, IMS DB/DC, and DB2. Emphasise any projects or roles that showcase your knowledge of the IBM z/OS ecosystem and your familiarity with tools like IDz or Endevor.

Craft a Compelling Cover Letter: In your cover letter, express your enthusiasm for the role and the opportunity to shape a new technical team. Mention your background in banking or financial services and how it aligns with the company's mission-critical systems.

Showcase Relevant Experience: When detailing your work experience, focus on specific achievements related to Agile/Scrum methodologies and any contributions you've made to compliance-driven initiatives. Highlight your troubleshooting and optimisation skills as well.

Proofread Your Application: Before submitting, carefully proofread your application for any spelling or grammatical errors. A polished application reflects your attention to detail, which is crucial for a Senior Programmer role.

How to prepare for a job interview at GL Global

✨Showcase Your Technical Skills

Make sure to highlight your experience with COBOL, JCL, IMS DB/DC, and DB2 during the interview. Be prepared to discuss specific projects where you utilised these skills, as this will demonstrate your expertise in the IBM z/OS ecosystem.

✨Demonstrate Your Agile Mindset

Since the role requires an Agile/Scrum delivery mindset, be ready to share examples of how you've successfully worked in Agile environments. Discuss your experiences collaborating with teams and adapting to changing requirements.

✨Prepare for Problem-Solving Questions

Expect questions that assess your troubleshooting and optimisation skills. Think of scenarios where you faced challenges in mainframe programming and how you resolved them, as this will showcase your analytical abilities.

✨Familiarise Yourself with Compliance Initiatives

Given the focus on compliance-driven initiatives like Swift and SIC, brush up on these topics before the interview. Being knowledgeable about industry standards will show your commitment to delivering secure and compliant systems.

Senior z/OS Mainframe Programmer / Consultant (London Area)
GL Global
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  • Senior z/OS Mainframe Programmer / Consultant (London Area)

    London
    Full-Time
    48000 - 72000 £ / year (est.)

    Application deadline: 2027-06-06

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    GL Global

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