Mainframe Developer

Mainframe Developer

Chester Full-Time 36000 - 60000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Design, develop, and maintain high-performance mainframe applications using COBOL and IBM DB2.
  • Company: Ascendion is a global leader in AI-first software engineering services, transforming digital journeys.
  • Benefits: Enjoy a full-time role with flexible work options and opportunities for professional growth.
  • Why this job: Join a dynamic team that integrates AI into engineering, making a real impact on technology.
  • Qualifications: Strong expertise in mainframe technologies, particularly IBM DB2, COBOL, and z/OS required.
  • Other info: Work 3 days onsite in Chester, UK, and be part of a forward-thinking tech environment.

The predicted salary is between 36000 - 60000 £ per year.

We are looking for a seasoned Mainframe Developer with strong expertise in IBM DB2 and other core mainframe technologies. The ideal candidate will be responsible for designing, developing, and maintaining high-performance, scalable mainframe applications.

Full-time role with Ascendion, 3 days onsite in Chester, UK.

  • Design, develop, test, and maintain applications on mainframe systems using COBOL, IMS, z/OS.
  • Work with IBM DB2 for data management and optimization.
  • Troubleshoot and resolve production issues promptly.
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Contact Detail:

Ascendion Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Mainframe Developer

✨Tip Number 1

Familiarise yourself with the latest trends and technologies in mainframe development, especially IBM DB2, COBOL, and z/OS. This knowledge will not only help you during interviews but also demonstrate your commitment to staying current in the field.

✨Tip Number 2

Network with professionals in the mainframe community, whether through LinkedIn or local meetups. Engaging with others in the industry can provide valuable insights and potentially lead to referrals for job openings at companies like Ascendion.

✨Tip Number 3

Prepare for technical interviews by practising coding challenges related to COBOL and database management. Being able to demonstrate your problem-solving skills in real-time will set you apart from other candidates.

✨Tip Number 4

Research Ascendion's projects and values to tailor your discussions during interviews. Showing that you understand their mission and how your skills align with their goals can make a strong impression on the hiring team.

We think you need these skills to ace Mainframe Developer

COBOL Programming
IBM DB2
IMS
z/OS
Mainframe Application Development
Performance Tuning
Data Management
Troubleshooting Skills
Production Support
Scalability Solutions
Software Testing
Agile Methodologies
Version Control Systems
Problem-Solving Skills

Some tips for your application 🫡

Understand the Role: Familiarise yourself with the responsibilities of a Mainframe Developer. Highlight your experience with IBM DB2, COBOL, IMS, and z/OS in your application to demonstrate your suitability for the role.

Tailor Your CV: Customise your CV to reflect your mainframe development skills and experiences. Include specific projects where you designed, developed, or maintained applications on mainframe systems, and quantify your achievements where possible.

Craft a Compelling Cover Letter: Write a cover letter that showcases your passion for mainframe technologies and your problem-solving abilities. Mention how your skills align with Ascendion's mission and values, particularly their focus on AI-first solutions.

Proofread Your Application: Before submitting, carefully proofread your application materials. Check for any spelling or grammatical errors, and ensure that all technical terms are used correctly to present a professional image.

How to prepare for a job interview at Ascendion

✨Brush Up on Mainframe Technologies

Make sure you're well-versed in COBOL, IMS, and z/OS. Be prepared to discuss your experience with these technologies and how you've used them in past projects.

✨Showcase Your DB2 Expertise

Since IBM DB2 is a key requirement, be ready to talk about your data management strategies and any optimisation techniques you've implemented. Real-world examples will make your answers stand out.

✨Problem-Solving Skills are Key

Expect questions that assess your troubleshooting abilities. Prepare to share specific instances where you resolved production issues quickly and effectively, highlighting your analytical skills.

✨Understand the Company Culture

Research Ascendion's values and their approach to AI in software engineering. Showing that you align with their mission can give you an edge in the interview.

Mainframe Developer
Ascendion
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  • Mainframe Developer

    Chester
    Full-Time
    36000 - 60000 £ / year (est.)

    Application deadline: 2027-07-01

  • A

    Ascendion

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