Top 49 Mainframe developer Jobs in Mclean, Va

Java Mainframe Developer
System One —Vienna, VA
- Contract
- Remote
- Computer science
- Computer Science
- Java
- Health insurance
- Dental insurance
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Principal Test Engineer (SDET)
Navy Federal Credit Union —Vienna, VA
- $110,500 - $141,600 a year
- Online Application
- Computer science
- Azure
- Computer Science
Solution Architect - Washington, DC - Public Trust
D&Z Federal Division —Washington, DC
- Contract
- Oracle
- Computer Science
- Salesforce
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12d
Mainframe Developer
Delan Associates, Inc —McLean, VA
- Contract
- Mid-level
- Office
- SQL
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2d
Mainframe Developer
Deloitte —McLean, VA
- $74,900 - $147,600 a year
- Full-time
- Computer Science
- Mid-level
- Bachelor's degree
Mainframe Developer
DATAONEZ —Ashburn, VA
- Hospitality
- Computer Science
- 5 years
- Health insurance
- Opportunities for advancement
Mainframe Developer _ COBOL & JCL
Tata Consultancy Services —McLean, VA
- $130,000 - $160,000 a year
- Computer Science
- System design
- Mid-level
- Commuter assistance
- Health insurance
ETL (Informatica) Developer
CyberMedia Technologies —McLean, VA
- Remote
- Writing skills
- English
- 8 years
- Health insurance
- 401(k) matching
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COBOL Developer
Infogravity —Manassas, VA
- On call
- Computer science
- Computer Science
- 5 years
Software Developer
SSA Tech —Herndon, VA
- Computer Science
- Mid-level
- Master's degree
Senior Automation Engineer
Deloitte —McLean, VA
- $100,400 - $197,900 a year
- Full-time
- 7 years
- Computer Science
- HIPAA
Systems Analyst
EdgeWorks, Inc. —Chantilly, VA
- Customer service
- English
- Mid-level
Senior Analyst, Application Developer
CVS Health —Washington, DC
- $64,890 - $173,040 a year
- Full-time
- Remote
- Mid-level
- SQL
- Bachelor's degree
- Health insurance
- Dental insurance
2d
Sr. Solutions Architect, Migrations & Modernization, AGS-NAMER-Tech-CSSI
Amazon Web Services, Inc. —Arlington, VA
- $153,600 - $239,000 a year
- Full-time
- Computer science
- Computer Science
- 3 years
- AD&D insurance
- Health insurance
Programmer Analyst
Convergent IT Solutions —Manassas, VA
- Computer science
- Windows
- Travel
Sr. ALC Developer
Sierra7 —Lanham, MD
- Remote
- Computer science
- Computer Science
- System design
- Health savings account
- Paid holidays
Sr. COBOL/CICS/DB2 Developer
Sierra7 —Lanham, MD
- Remote
- Computer science
- Computer Science
- System design
- Health savings account
- Paid holidays
Mainframe DB2 Database Administrator
Northramp LLC —Washington, DC
- Full-time
- Remote
- System design
- Research
- Mid-level
- AD&D insurance
- Disability insurance
Quick Apply
Software Developer-DC Area
EM Key Solutions Inc —Washington, DC
- Full-time
- Mid-level
- Windows
- SQL
- Health insurance
- Dental insurance
Quick Apply
IT Systems Architect
E Logic —Washington, DC
- From $125,000 a year
- Full-time
- Remote
- Computer Science
- 8 years
- Analysis skills
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Java Mainframe Developer

System One -
Vienna, VA

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Job Details

Contract

Benefits

Health insurance
Dental insurance
401(k)
Vision insurance
Life insurance

Qualifications

Software project management
Software issue identification
Software engineering
Ant
Incident management
Continuous deployment
Performance optimization
XML
Data structures
Incident management software
Scalable systems
Java
Microservices
SOAP
Microcontroller programming
Version control systems
Algorithm design
GitHub
Scalability
Project management software
Web applications
Agile software development
Technical troubleshooting support
DevOps automation
Maven
Project stakeholder communication
Design (software development lifecycle)
Stakeholder relationship building
Cross-functional communication
Web services design

Full Job Description

Job Title: Java Developer

Location: Remote

Type: Contract

Responsibilities

Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on integrating distributed applications with the organization's Core Banking platform.
Translate business and platform requirements into secure, scalable, and reliable solutions throughout the full software development lifecycle.
Operate with minimal supervision while exercising strong technical judgment.
Collaborate with Core Banking, testing, middleware, and platform teams to manage dependencies, mitigate risks, and meet aggressive delivery timelines.
Design, develop, and optimize high-quality software applications using advanced programming languages and frameworks that meet business needs.
Gather and analyze requirements, translate into technical specifications, propose solutions, and ensure timely task completion.
Write clean, scalable, and maintainable code adhering to best practices and organizational standards.
Implement data structures and algorithms efficiently to optimize performance and user experience.
Identify, troubleshoot, and resolve application errors.
Conduct code reviews, provide feedback, and learn from colleagues to maintain high-quality codebase.
Lead small efforts, fostering relationships with stakeholders and team members.
Contribute to development policies, standards, and procedures for applications and software.
Continuously learn and improve through collaboration and feedback.

Requirements

Bachelor’s degree in Computer Science, Information Systems, or a related field, or equivalent experience.
0 or more years of experience in application or software development.
Proficiency in software development principles, methodologies (including Agile), pipelines, and version control systems (Git and GitHub).
Expertise in Java, XML, Open API, Maven, and ANT, with knowledge of modern frameworks and libraries.
Strong understanding of web technologies and capacity to design scalable solutions.
Excellent problem-solving, analytical, and troubleshooting skills.
Effective written and verbal communication skills for technical and non-technical stakeholders.
Experience with incident tracking, project management, and change control tools.
Understanding of data structures and algorithms for application performance and scalability.
Experience developing web services, microservices, REST and SOAP APIs, and implementing REST principles.
Ability to write and maintain unit and integration tests and troubleshoot software defects.
Familiarity with CI/CD pipelines and web APIs like Apache HTTP Client, JAX-WS, JAX-RS.

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.

#M-
#LI-

Ref: #851-Rockville-S1

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Refine Your Search

mainframe developer jobs in mclean, va

Java Mainframe Developer

Principal Test Engineer (SDET)

Solution Architect - Washington, DC - Public Trust

Mainframe Developer

Mainframe Developer

Mainframe Developer

Mainframe Developer _ COBOL & JCL

ETL (Informatica) Developer

COBOL Developer

Software Developer

Senior Automation Engineer

Systems Analyst

Senior Analyst, Application Developer

Sr. Solutions Architect, Migrations & Modernization, AGS-NAMER-Tech-CSSI

Programmer Analyst

Sr. ALC Developer

Sr. COBOL/CICS/DB2 Developer

Mainframe DB2 Database Administrator

Software Developer-DC Area

IT Systems Architect

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