Senior Mainframe Developer
$102k - $148kEnsono
Senior Mainframe DeveloperRemote - United StatesJR013826
At Ensono, our Purpose is to be a relentless ally, disrupting the status quo and unleashing our clients to Do Great Things ! We enable our clients to achieve key business outcomes that reshape how our world runs. As an expert technology adviser and managed service provider with cross-platform certifications, Ensono empowers our clients to keep up with continuous change and embrace innovation.
We can Do Great Things because we have great Associates. The Ensono Core Values unify our diverse talents and are woven into how we do business. These five traits are the key to achieving our purpose:
Honesty, Reliability, Curiosity, Collaboration, and Passion.
We want all new Associates to succeed in their roles at Ensono. That’s why we’ve outlined the job requirements below. To be considered for this role, it’s important that you meet all Required Qualifications. If you do not meet all of the Preferred Qualifications, we still encourage you to apply.
Design, develop, and maintain Mainframe applications using COBOL, CICS, IMS DB/DC, DB2, MQ and VSAM.
Experience in Netron Frame technology.
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.
Provide technical troubleshooting and resolution for complex application and integration.
Conduct performance tuning and optimization of Mainframe applications and database queries.
Develop technical documentation (Knowledge Base articles, SOPs) for business and support teams
Understand both functional and technical requirements and provide implementation/change options aligned with business needs.
undefined
Education: Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related field.
Experience: Extensive experience in mainframe application development, support and maintenance
Technical Skills: 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.
Soft Skills: Excellent problem-solving and analytical skills. Strong communication and interpersonal skills. Ability to work independently and as part of a team.
Why Ensono?
Ensono is a place to make better happen – for our clients and for your career. You can do great things through innovation or collaboration, by learning or volunteering, or to promote diversity and inclusion. You can do great things for your own health or for a healthier planet. Whatever it means to you to do great things we want Ensono to be the place you can do it.
We are a client-facing business, but we do encourage clients to allow us to work remotely most of the time so if you are not required to be on a client site, you can choose to work from home or in our Ensono offices.
Some of our benefits include:
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
Education Reimbursement, Student Loan Assistance or 529 College Funding
Sabbatical leave
Wellness program
Flexible work schedule
As of the date of this posting, a good faith estimate of the current pay scale for this role is $102,000 to $148,000 annually based on a full-time schedule. Please note that placement in the range may vary based on numerous factors including but not limited to skills, experience, internal equity, and business needs. In addition to base salary, other compensation programs, depending on eligibility, includean annual bonus plan based on company and individual performance and an equity grant under our Associate Equity Appreciation Program.
Ensono is an Equal Opportunity/Affirmative Action employer. We are committed to providing equal employment to our Associates and building a diverse and inclusive workforce. All qualified applicants will be considered without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability, or other legally protected basis, in accordance with applicable law.
Pay transparency nondiscrimination statement/posting OFCCP’s pay transparency policy can be found onOFCCP’s website ( .
If you need accommodation at any point during the application or interview process, please let your recruiter know or email View email address on click.appcast.io .
JR013826
$80k - $148k
...Senior ADABAS Mainframe Systems ProgrammerRemote - United StatesJR012423 Position Summary The successful candidate will perform mainframe database Software upgrades coupled with administration and tuning to support our customers' Software AG ADABAS environments. The...MainframeSeniorFull timeTemporary workWork experience placementRemote workWork from homeFlexible hours$85k - $148k
...Overview Senior Mainframe Systems Programmer – zVMRemote - United StatesJR012366 A Senior IBM z/VM Systems Programmer ensures the stability, integrity, and efficient operation of information systems that support core organizational functions and clients. This is achieved...MainframeSeniorFull timeTemporary workRemote workWork from homeFlexible hours$120.5k - $162.68k
...Summary: We are seeking an accomplished Senior Software Engineer with deep expertise in... ...optimizing IMS based applications on the mainframe and now wants to bring that domain... ...components. Direct hands‑on experience developing or maintaining IMS TM and DB applications...MainframeSeniorRemote workWorldwideFlexible hours$105k - $141.75k
...Professional Services Team is looking for a highly skilled Mainframe Modernization Senior Consultant to provide technical support and/or... ...Qualifications Must have Rocket Enterprise Server and Enterprise Developer experience. Additionally, technical skills to include...MainframeSeniorRemote workWorldwide- ...enrich customer experiences, and fully integrate data across the enterprise. What You’ll Do Teradata is looking for a skilled Mainframe Developer to join our Customer Developer Tools (CDT) organization. This role is critical in supporting and evolving our mainframe-based...MainframeSeniorPermanent employmentFlexible hours
$72.7k
...reports by manipulating and extracting data to meet customer needs, generates reports through mainframe and/or PC applications by utilizing established applications/programs or developing new applications/programs, develops work plans to meet deadlines, accurately estimating...MainframeSeniorFor contractorsWork at office$72.7k
...reports by manipulating and extracting data to meet customer needs, generates reports through mainframe and/or PC applications by utilizing established applications/programs or developing new applications/programs, develops work plans to meet deadlines, accurately estimating...MainframeSeniorFor contractorsWork at officeLocal area- ...Summary: The Customer Solutions Engineer a highly skilled Mainframe Modernization Senior Consultant to provide technical support and/or leadership... ...), DevOps, and Test Data Management, etc. Experience developing, deploying, and tuning data modernization solution for...MainframeLocal areaRemote workWorldwide
- ...Senior Developer Anywhere Type: Contract-to-Hire Category: Delivery Leader Industry: Manufacturing Workplace Type: Remote Reference ID: JN -052026-106844 Date Posted: 06/09/2026 Shortcut: Description Recommended Jobs Description:...SeniorHourly payContract workLocal areaRemote work
$150k - $185k
A leading IT solutions provider is seeking a Sr. Managed Services Engineer – AI & CoPilot to support, design, and manage solutions. This remote role requires strong technical skills in Microsoft Copilot and Azure OpenAI, along with experience in mentoring teams. Candidates...SeniorRemote work- A leading financial services firm is seeking a Sr. Distinguished Machine Learning Engineer to define and drive the technical strategy for personalized product experiences. The ideal candidate has extensive experience in machine learning, data-intensive solutions, and leading...SeniorRemote work
- ...We are looking for talented and experienced Senior Ruby on Rails Developer to develop web application for one of Airbnb competitor. Responsibilities: Write highly scalable, reliable and testable code Participate in design and planning discussions, contribute architecture...Senior
$90k
...Consulting Services) Internal Job Profile Code: TCS082, T4, Band 7 Job-Specific Essential Duties and Responsibilities: Serve as a senior technical lead responsible for the design, operation, and maintenance of enterprise database environments across Oracle and SQL...SeniorContract workRemote work- A technology services firm is seeking a Senior Full Stack Developer to enhance VA.gov features. The ideal candidate should have deep expertise in Ruby on Rails and React, with experience in integrations like OpenAI API and AWS. Responsibilities include overseeing backend...SeniorRemote work
$209k - $238.5k
A leading financial institution is seeking a Sr Lead Software Engineer, Analytics to lead diverse technology projects and drive cloud-based solutions. The ideal candidate will have at least 6 years of software engineering experience, intense expertise in programming languages...SeniorRemote work- ...billions of people with our products & services Create technology in which truly impacts the world Ability to have immediate impact on developing technology Unlimited growth potential with inspiring work Work with the best minds in the industry Enjoy working in an open,...SeniorImmediate start
$96.8k - $306.4k
...opportunity to deliver a new OCI service from scratch and work with senior architects and leaders at OCI. You must be self-motivated... ...plane level and performance problems. You should be a rock solid developer able to dive deep into low-level systems, design broad...SeniorTemporary workWork experience placementWorldwideFlexible hours$197.4k - $232k
...curious humans pushing toward something bigger, together. One Confluent. One Team. One Data Streaming Platform. About the Role Senior Software Engineers II at Confluent take ownership of critical backend systems that underpin our data streaming platform. You’ll...SeniorFull timeRemote work- ...Senior Full Stack Developer Anywhere | Contract-to-Hire | Remote Our client seeks a Senior Full Stack Developer to lead design and delivery of enterprise web applications across C#/.NET, Azure, SQL, and modern front end with Blazor. The role drives full lifecycle engineering...SeniorContract workRemote work
$125k
...support process improvement, specialized studies, and definition of requirements. Typical duties include analysis, planning, developing requirements documents, building functional models, developing procedures, developing functional architecture, and other related...SeniorContract workRemote work$113.58k - $192.9k
...We are seeking a senior technical contributor to help support, modernize, and scale our on premise high performance computing platform... ..., and operational maturity of the platform. They will help develop and maintain core HPC services, support users running demanding...SeniorImmediate startRemote workFree visaFlexible hours- A financial services company is seeking a Senior Distinguished Software Engineer with expertise in software engineering, cloud computing, and data architecture, primarily focusing on Anti-Money Laundering technology. This remote-eligible role involves mentoring, strategic...SeniorRemote work
$145k - $160k
...Overview GovCIO is currently seeking a Senior Full Stack Developer dedicated to delivering impactful features on VA.gov. This pivotal role will coordinate and perform the identification, recommendation and development of capabilities supporting efforts across different...SeniorFull timeRemote workFlexible hours$186.07k - $218.9k
...that power fund movement operations — search, admin workflows, bulk remediation, and observability across core financial entities. Develop AI-powered workflows and tools to accelerate engineering and operational efficiency across FinHub. Write scalable, well-tested...SeniorLocal area$180k - $220k
...passionate about creating transformative change in healthcare. Senior Software Engineer The Role As a Senior Software Engineer,... ...What You Bring ~6+ years of professional experience developing and scaling distributed systems. ~ Deep expertise in system design...Senior$186.07k - $218.9k
...What we look for in you You have at least 5 years of experience in software engineering and at least 5 years of experience in developing large scale systems with Golang and cloud technologies and shipping user-facing features. Experience with third-party vendor integrations...SeniorLocal area$118k - $178k
...products to large and small language models (LLM and SLM), and safeguards AI actions. You will work alongside experienced engineers developing features for two core services; 1) AI Gateway, Indeed’s unified entry point for multiple model providers with built-in best...SeniorWork experience placementLocal area$79.2k - $209.5k
...delivery. Responsibilities Responsibilities ~ As a member of the software engineering division, you will assist in defining and developing software for tasks associated with the developing, debugging or designing of software applications or operating systems. Provide...SeniorTemporary workFlexible hours$185k - $225k
...understand the principles and practices of software engineering. As a Senior Full Stack Engineer, you will play a key role in growing our... ...with product managers, designers, and fellow engineers Develop scalable frontend applications, backend services, APIs, and data...SeniorRemote work$79.2k - $178.1k
...accelerate delivery and improve quality across system design, coding, testing, documentation, and operations. We are seeking a Senior Software Developer (IC3) to design, develop, and operate backend services and platform components that improve developer productivity and...SeniorTemporary workFlexible hours
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Mainframe Developer. Be the first to apply!

