or apply directly on Ensono's site. We never take the application ourselves.
Is this posting real?
- This role has been open
- 14 days Ensono's roles stay open a median of 36 days
- Reposted
- No
- Salary listed
- Yes 32% of Ensono's roles list one
- Ghost-job risk at Ensono
- high 26 stale, 1 reposted of 69 open
- Hiring momentum
- 123 roles opened in the last 90 days ↑ up vs. the prior 90 days
- Last confirmed on the employer's board
- 2026-09-17
Measured from postings appearing on and disappearing from Ensono's own greenhouse board since 2026-08-03. Full hiring picture for Ensono.
About this role
As a Senior Mainframe Developer at Ensono, you will design, develop, and maintain mainframe applications using technologies such as COBOL, CICS, and DB2. You will also be responsible for troubleshooting complex applications, conducting performance tuning, and creating technical documentation. The role involves working with both agile and waterfall methodologies and requires strong problem-solving and communication skills.
- benefits
- 5/5
- freshness
- 4/5
- career value
- 3/5
- role clarity
- 4/5
- pay transparency
- 5/5
Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Ensono as an employer.
What you need
- Extensive experience in mainframe application development, support and maintenance
- Proficiency in mainframe technologies such as COBOL, JCL, CICS, DB2, IMS DC/DB, MQ and VSAM, Netron Frame Technology
- Strong understanding of software development life cycle (SDLC) methodologies
- Experience with version control systems and software development tools
- Excellent problem-solving and analytical skills
- Strong communication and interpersonal skills
Nice to have
- Experience in enterprise-level ticketing systems (ServiceNow, Service Manager, etc.) and their operational workflows
- Worked on waterfall and agile methodology projects; capable of handling Incidents, Service Requests and Change Requests simultaneously
What you get
- Unlimited Paid Days Off
- Three health plan options
- 401k with company match
- Eligibility for dental, vision, short and long-term disability, life and AD&D coverage, and flexible spending accounts
- Family Forming Benefit including fertility coverage and adoption/surrogacy reimbursement
- Paid childbearing and paternal leave
Worth weighing
- Remote work is encouraged but may depend on client requirements
- Salary range provided is broad and may vary based on multiple factors
- The role requires a strong technical background in legacy mainframe technologies
Summarised from Ensono's posting. Read the full original.
Listed by Ensono on their greenhouse job board, last confirmed open on 2026-09-17. PitchMeAI is not the employer.
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