Senior Mainframe Developer - Join a new Cutting-Edge Mainframe Team!
Senior Mainframe Developer - Join a new Cutting-Edge Mainframe Team!

Senior Mainframe Developer - Join a new Cutting-Edge Mainframe Team!

London Full-Time 48000 - 84000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Join a new team to develop next-gen Mainframe products and solve tech challenges.
  • Company: Be part of a pioneering company in London, pushing Mainframe technology boundaries.
  • Benefits: Enjoy flexible working options, competitive salaries, and opportunities for certifications.
  • Why this job: Work on innovative projects with cutting-edge GenAI and enjoy career growth in cloud and architecture.
  • Qualifications: Experience with Mainframe technologies like z/OS, Cobol, and modern automation tools is essential.
  • Other info: This role offers exposure to high-impact solutions and strategic planning.

The predicted salary is between 48000 - 84000 £ per year.

We're building a brand-new Mainframe team in London and are looking for a talented Mainframe Developer to join. This is a rare opportunity to work on a next-generation product designed to seamlessly integrate with any Mainframe platform, pushing the boundaries of Mainframe technology. You'll be involved in both hands-on development and strategic planning, working across different platforms to:

  • Work with a broad range of Mainframe technologies, including: z/OS, IBM Z, and Linux on Z
  • Cobol, PL/I, Assembler, CICS, DB2, IMS
  • Modern automation & DevOps tools (Python, Ansible, REXX, Jenkins, Git)
  • Hybrid cloud and modernisation projects

Your responsibilities will include:

  • Analyse tech challenges and propose solutions
  • Test, modify, automate, and integrate systems
  • Contribute to infrastructure planning and execution
  • Collaborate with architects, technicians, and PMs on innovative projects

This is a project-based role where you'll gain exposure to cutting-edge GenAI in the Mainframe space, work on high-impact solutions, and enjoy career growth opportunities in cloud hyperscaling, architecture, or leadership.

Highly competitive salaries, flexible working options, career paths to Architect, and opportunities for on-the-job certifications & upskilling.

Senior Mainframe Developer - Join a new Cutting-Edge Mainframe Team! employer: GL Global

Join our innovative team in London, where we are at the forefront of Mainframe technology. As a Senior Mainframe Developer, you'll benefit from a highly competitive salary, flexible working options, and numerous opportunities for career advancement, including pathways to architecture and leadership roles. Our collaborative work culture fosters continuous learning through on-the-job certifications and upskilling, making this an exceptional place for talented individuals seeking meaningful and rewarding employment.
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Contact Detail:

GL Global Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Senior Mainframe Developer - Join a new Cutting-Edge Mainframe Team!

✨Tip Number 1

Familiarise yourself with the specific Mainframe technologies mentioned in the job description, such as z/OS, IBM Z, and Linux on Z. Having hands-on experience or projects that showcase your skills in Cobol, PL/I, Assembler, and CICS will make you stand out.

✨Tip Number 2

Highlight any experience you have with modern automation and DevOps tools like Python, Ansible, and Jenkins. Being able to demonstrate your proficiency in these areas can show us that you're ready to tackle the challenges of a cutting-edge Mainframe team.

✨Tip Number 3

Network with professionals in the Mainframe community, especially those involved in hybrid cloud and modernisation projects. Engaging in discussions or attending relevant meetups can provide insights and connections that may help you during the interview process.

✨Tip Number 4

Prepare to discuss your problem-solving skills and how you've approached tech challenges in the past. We value candidates who can analyse issues and propose innovative solutions, so having concrete examples ready will be beneficial.

We think you need these skills to ace Senior Mainframe Developer - Join a new Cutting-Edge Mainframe Team!

Mainframe Development
z/OS
IBM Z
Linux on Z
Cobol
PL/I
Assembler
CICS
DB2
IMS
Python
Ansible
REXX
Jenkins
Git
DevOps Practices
System Integration
Automation Skills
Analytical Skills
Collaboration Skills
Project Management

Some tips for your application 🫡

Tailor Your CV: Make sure your CV highlights your experience with Mainframe technologies such as z/OS, IBM Z, and Linux on Z. Include specific projects where you've used Cobol, PL/I, or automation tools like Python and Ansible.

Craft a Compelling Cover Letter: In your cover letter, express your enthusiasm for joining a cutting-edge Mainframe team. Mention how your skills align with the responsibilities outlined in the job description, particularly in strategic planning and hands-on development.

Showcase Relevant Projects: If you have worked on hybrid cloud or modernisation projects, be sure to include these in your application. Detail your role and the impact of your contributions to demonstrate your capability in tackling tech challenges.

Highlight Continuous Learning: Mention any certifications or training related to Mainframe technologies or DevOps tools. This shows your commitment to professional growth and aligns with the company's focus on upskilling and career development.

How to prepare for a job interview at GL Global

✨Showcase Your Technical Skills

Be prepared to discuss your experience with Mainframe technologies like z/OS, Cobol, and DB2. Highlight specific projects where you've successfully implemented these technologies, as this will demonstrate your hands-on expertise.

✨Understand the Role of Automation

Since the role involves modern automation and DevOps tools, make sure you can talk about your experience with tools like Python, Ansible, and Jenkins. Discuss how you've used these tools to improve efficiency in past projects.

✨Demonstrate Problem-Solving Skills

Prepare to analyse potential tech challenges during the interview. Think of examples where you've identified a problem and proposed a solution, especially in a Mainframe context. This will show your analytical thinking and strategic planning abilities.

✨Express Your Interest in Career Growth

The job offers opportunities for career advancement, so be sure to express your enthusiasm for growth in areas like cloud hyperscaling or architecture. Discuss your long-term career goals and how they align with the company's vision.

Senior Mainframe Developer - Join a new Cutting-Edge Mainframe Team!
GL Global
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  • Senior Mainframe Developer - Join a new Cutting-Edge Mainframe Team!

    London
    Full-Time
    48000 - 84000 £ / year (est.)

    Application deadline: 2027-03-24

  • G

    GL Global

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