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Remote Mainframe Developer Jobs in Maryland (NOW HIRING)

CareFirst

Software Engineer (Remote)

Baltimore, MD · Remote

Knowledge of DevOps practices and tools. * Knowledge of Code quality and promotion practices. * Must be able to meet established deadlines and handle multiple customer service demands from internal ...

NinjaOne

Senior Performance Software Engineer

Baltimore, MD · On-site +1

Location - We are flexible on remote working from home, if you are located in the USA and reside in ... We hire the best software engineers, but experience in our stack can't hurt: NinjaOne is built on ...

Apply Early

NinjaOne

Senior Performance Software Engineer

Baltimore, MD · On-site +1

$150K - $230K/yr

Location - We are flexible on remote working from home, if you are located in the USA and reside in ... We hire the best software engineers, but experience in our stack can't hurt: NinjaOne is built on ...

Altus LLC

Software Developer-C++

Aberdeen, MD · On-site +1

$110K - $145K/yr

Altus Engineering Location: Aberdeen Proving Ground, MD Salary: $110,000-$145,000 per year Position Overview: We are seeking a C++ Soft Developer to support our DoD team working on highly visible ...

ITnova

Senior Developer

Baltimore, MD · Remote

$54.25 - $71.50/hr

ITnova is seeking a Senior Developer to design and oversee robust, scalable, and secure architecture solutions for a broad suite of internal and external-facing applications. The ideal candidate will ...

ITnova

Senior Developer

Baltimore, MD · Remote

$54.25 - $71.50/hr

ITnova is seeking a Senior Developer to design and oversee robust, scalable, and secure architecture solutions for a broad suite of internal and external-facing applications. The ideal candidate will ...

micro1 AI

Software Engineer - AI Trainer

Baltimore, MD · Remote

$100 - $230/hr

Remote Job Summary: We are looking for experienced software engineers to help train and evaluate next-generation AI systems through real-world software engineering tasks. This role is best suited for ...

micro1 AI

AI Software Engineering Consultant

Baltimore, MD · Remote

$100 - $230/hr

Remote Job Summary: We are looking for experienced software engineers to help train and evaluate next-generation AI systems through real-world software engineering tasks. This role is best suited for ...

asrcfh

Manager Application Developer

Beltsville, MD · On-site +1

$156K - $185K/yr

ASRC Federal Highland Technology in Beltsville, MD seeks Manager, Application Developer. Duties: Deliver a Best-in-Class customer experience by continuously improving platform, code and services.

asrcfh

Manager Application Developer

Beltsville, MD · On-site +1

$156K - $185K/yr

ASRC Federal Highland Technology in Beltsville, MD seeks Manager, Application Developer. Duties: Deliver a Best-in-Class customer experience by continuously improving platform, code and services.

NinjaOne

Senior Data Software Engineer

Baltimore, MD · On-site +1

$121K - $160K/yr

Location - We are flexible on remote working from home, if you are located in the USA and reside in ... Solid understanding of Microservices Architecture and DevOps principles. * Experience that will ...

Apply Early

NinjaOne

Senior Data Software Engineer

Baltimore, MD · On-site +1

$121K - $160K/yr

Location - We are flexible on remote working from home, if you are located in the USA and reside in ... Solid understanding of Microservices Architecture and DevOps principles. * Experience that will ...

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Remote Mainframe Developer information

Is IBM still making mainframes?

IBM continues to manufacture mainframes, such as the IBM Z series, which are widely used in enterprise environments for their reliability, security, and scalability. Mainframes remain a key platform for large-scale data processing and transaction workloads, and many organizations rely on mainframe developers to maintain and upgrade these systems.

What Does a Remote Mainframe Developer Do?

As a remote mainframe developer, you work from home to design, code, test, and configure software and applications used on a mainframe system. Mainframes are large computers with particularly high processing power and are often used for critical tasks like bulk data processing or enterprise resource planning. In this role, you may help ensure all new software is fully backward-compatible, monitor system performance, isolate errors, and work collaboratively with other developers as needed. Most mainframe developers work for larger companies. As a remote employee, you use virtual office software, phone, chat, or email to remain connected to other employees.

What are the key skills and qualifications needed to thrive as a Remote Mainframe Developer, and why are they important?

To thrive as a Remote Mainframe Developer, you need strong programming skills in languages like COBOL, JCL, and experience with mainframe operating systems, often supported by a degree in computer science or related field. Familiarity with tools such as IBM z/OS, DB2, CICS, and version control systems is typically required, along with relevant certifications. Excellent problem-solving abilities, independent work ethic, and effective virtual communication are standout soft skills for this remote role. These skills ensure smooth maintenance, modernization, and support of critical legacy systems in distributed teams.

Is mainframe developer a good career?

A mainframe developer is a skilled IT professional who maintains and develops applications on mainframe systems, which are used by large organizations for critical data processing. The role offers stable employment, competitive salaries, and opportunities to work with legacy technologies like COBOL and JCL. However, it requires specialized skills and ongoing learning to stay current with evolving systems and tools.

Can mainframe be replaced by AI?

Mainframe developers work with large-scale, legacy systems that require specialized knowledge of mainframe architectures, programming languages, and security protocols. While AI can automate certain tasks like code analysis and testing, it is unlikely to fully replace the need for skilled mainframe developers who maintain and optimize critical enterprise systems. AI tools may assist in development, but human expertise remains essential for complex mainframe environments.

How does a Remote Mainframe Developer typically collaborate with on-site teams and manage communication challenges?

As a Remote Mainframe Developer, you'll often work closely with on-site IT teams, business analysts, and project managers through virtual meetings, chat platforms, and shared documentation tools. Effective communication is key, so regular check-ins and proactive status updates help ensure alignment on project goals and troubleshooting efforts. Many companies use agile methodologies, which means you'll likely participate in daily stand-ups and sprint planning sessions remotely. While time zone differences can be a challenge, flexible scheduling and clear communication protocols are common strategies to keep everyone connected and productive.

What is the salary of a mainframe developer?

The salary of a mainframe developer typically ranges from $70,000 to $120,000 annually, depending on experience, location, and certifications. Senior developers with specialized skills in COBOL, JCL, and mainframe tools may earn higher salaries, especially in industries like finance and government that rely heavily on mainframe systems.

What is a Remote Mainframe Developer?

A Remote Mainframe Developer is a software professional who specializes in designing, developing, maintaining, and troubleshooting applications that run on mainframe computers, while working from a remote location. Mainframes are powerful computers often used by large organizations for critical applications, such as transaction processing and bulk data handling. Remote Mainframe Developers use programming languages like COBOL, JCL, and Assembler, and often connect to mainframe systems via secure networks. Their work ensures that legacy systems remain efficient, secure, and up-to-date. This role typically requires strong technical skills, experience with mainframe environments, and effective communication for collaborating with on-site teams.
More about Remote Mainframe Developer jobs
What are the most commonly searched types of Mainframe Developer jobs in Maryland? The most popular types of Mainframe Developer jobs in Maryland are:
What are popular job titles related to Remote Mainframe Developer jobs in Maryland? For Remote Mainframe Developer jobs in Maryland, the most frequently searched job titles are:
What job categories do people searching Remote Mainframe Developer jobs in Maryland look for? The top searched job categories for Remote Mainframe Developer jobs in Maryland are:
What cities in Maryland are hiring for Remote Mainframe Developer jobs? Cities in Maryland with the most Remote Mainframe Developer job openings:
Remote Mainframe Developer jobs near you
Infographic showing various Remote Mainframe Developer job openings in Maryland as of July 2026, with employment types broken down into 80% Full Time, 9% Part Time, 2% Temporary, and 9% Contract. Highlights an 82% Physical, 3% Hybrid, and 15% Remote job distribution.
UAV Software Engineer (C#)

UAV Software Engineer (C#)

Bestgate Engineering

Baltimore, MD • On-site, Remote

Full-time

Medical, Life, Retirement, PTO

Posted 27 days ago

Job description

Company Description

We love what we do and we hire the best and brightest engineers who want to work with like-minded folk. Our customers provide us the opportunity to attack specialized problems that simply cannot be solved anywhere else. 

We are looking for software engineers who are interested in designing high-visibility solutions to help our customers protect infrastructure and data critical to national security; ingest, process, and analyze astronomically large data sets; and build tools to enable our warfighters to make quick, intuitive decisions that save lives. Our customers' projects range from next generation PKI, malware analytics, cloud platforms (PaaS, IaaS, SaaS), real-time and batch big data processing, highly distributed systems, machine learning, AI, quantum computing, and much more.

In addition to doing unique work with great teams, Bestgate ensures its employees are well compensated for their premier skills. We offer competitive salaries, 100% premium paid medical coverage, generous paid time off, multiple avenues for professional development, and many more

Job Description
This position is with our Unmanned Aerial Vehicle (UAV) engineering group. We are helping our customer build ground control software and on-board communications systems for various drone platforms. You will help design, develop and deploy solutions, working on small, distributed Agile development teams. Our customer works Pacific Standard Time, and we make quarterly trips to collaborate with them. Our team works remotely and on-site at our office on the University of Maryland, Baltimore County (UMBC) campus. 
Qualifications
  • Comprehensive understanding of C# language, including .NET garbage collection semantics
  • Proficiency in multi-threading/concurrency in server and UI environments
  • Mastery of OOP and general software engineering best practices
  • Exposure to Scrum SDLC
  • Ability to provide guidance and mentorship to more junior developers
  • Experience developing user interfaces using Windows Filtering Platform (WFP) API, XAML, using an MVVM platform
  • Preferred location near Baltimore (office is @ UMBC campus); remote work may be possible
  • Experience with Unmanned Aerial Systems or protocols a plus
  • Experience with C++, Xamarin, and the .NET standard in Linux a plus
Additional Information

We offer competitive salary and tremendous benefits, to include:

  • Fully paid medical premiums
  • 5 weeks of vacation and sick leave 
  • 7% unmatched 401(K) contributions
  • Year-end bonuses
  • Tuition and training allowances
  • Short and Long-term Disability, AD&D, and Life Insurance
  • Company happy hours, parties, and morale building events (get paid to hang with your team)
  • Gym and Health Club Membership reimbursements

Apply