Tailor CV
☰ Menu
Back to jobs
IT Jobs

Mainframe Tester

Ascendion • Higher Ferry, Chester

Salary
£59k – £59k
Posted
18 May 2026
Work mode
Full-time
Sponsor match
medium
Skilled WorkerWorker (A rating)
We are looking for a Mainframe Tester with experience in testing and automating mainframe applications. Responsibilities * Develop and maintain automated test scripts using COBOL, JCL, and DB2. * Design, execute, and automate test cases for functionality, performance, and security validation. * Collaborate with developers and business analysts to understand requirements and identify test scenarios
Apply on Adzuna← More roles
Before you apply

Applying for this sponsor role?

Get your CV, cover letter, or full sponsor-job application pack prepared before you apply — or let our dedicated application team apply for suitable roles on your behalf.

Tailor my CVApply for me
Ascendion is listed on the UK Home Office register of licensed sponsors for the Skilled Worker visa route. Always confirm sponsorship availability directly with the employer when you apply.