Sr. Cross-Platform Mobile Developer I (6523)
$170k - $216kMetroStar Corporation
As a Sr. Mobile Developer (Cross-Platform) , you'll design, build, and sustain secure iOS and Android applications with the goal of delivering mission-critical mobile capabilities across the federal government. Our engineering team is responsible for building and operating high-security mobile solutions for a highly visible government customer, and you'll play a key role in delivering reliable, secure, and scalable applications by contributing immediately within an Agile delivery model, collaborating closely with security and backend teams, and driving disciplined execution in a classified environment.
We know that you can't have great technology services without amazing people. At MetroStar, we are obsessed withour people and have led a two-decade legacy of building the best and brightest teams. Because we know our future relies on our deep understanding and relentless focus on our people, we live by our mission: A passion for our people. Value for our customers. What you'll do:- Use cross-platform mobile frameworks and native iOS/Android technologies to design, develop, test, and maintain secure mobile applications.
- Apply secure coding practices aligned with RMF, STIGs, and secure SDLC standards.
- Integrate mobile applications with backend APIs, enterprise services, and identity and access management solutions..
- Support Mobile Device Management (MDM) integrations, including Samsung Knox and VMware AirWatch.
- Participate actively in Agile ceremonies and sprint execution to deliver mission-critical capabilities.
- Communicate progress, risks, and technical decisions clearly to teammates and leadership.
- Troubleshoot and resolve issues rapidly in high-security environments.
- Contribute to continuous improvement and technical excellence across the team.
- Active Top Secret security clearance.
- Bachelor's degree in a technical field is preferred; relevant experience may be substituted.
- Certification meeting DoD 8140 (e.g., Security+, or higher).
- 5+ years of professional development of cross-platform mobile applications for both iOS and Android.
- Experience maintaining, integrating, optimizing, and debugging existing mobile applications in operational environments.
- Experience implementing secure mobile application architectures, including authentication, authorization, and data protection mechanisms.
- Experience integrating mobile applications with enterprise services and APIs, including REST-based interfaces.
- Experience supporting mobile device management and secure enterprise mobile deployments, including Samsung Knox SDK and Knox REST APIs.
- Ability to contribute immediately with minimal ramp-up in a mission-critical operational environment.
- The candidate's professional background and relevant work experience
- The specific responsibilities of the role and organizational needs
- Internal equity and alignment with current team compensation
- This role is also eligible for additional compensation, subject to the terms and policies of MetroStar, which may include:
- Performance-based bonuses
- Company-paid training and/or certifications
- Referral bonuses
- Health, dental, and vision insurance
- 401(k) retirement plan with company match
- Paid time off (PTO) and holidays
- Parental Leave and dependent care
- Flexible work arrangements
- Professional development opportunities
- Employee assistance and wellness programs
Like we said, we are big fans of our people. That's why we offer a generous benefits package, professional growth, and valuable time to recharge. Learn more about our company culture code and benefits. Plus, check out our accolades. Commitment to Non-Discrimination
All qualified applicants will receive consideration for employment based on merit and without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, status as a protected veteran, or any other status protected by applicable federal, state, local, or international law. What we want you to know: In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification form upon hire. Not ready to apply now? Sign up to join our newsletter here.
$157.25k - $212.75k
...Software Engineering Job Qualifications: Skills: Mobile Application Development, Mobile Applications, Mobile... ...Description: Job Description: We are seeking a skilled Cross-Platform Mobile Developer to build applications that function seamlessly across multiple...SuggestedFull timeTemporary workPart timeImmediate startRemote workWorldwideFlexible hours$216k
...Senior Mobile Developer (iOS / Android) - TS Cleared Location: Washington, D.C. (Onsite) Clearance Required: Active Top Secret... ...alongside a collaborative team of engineers to deliver native and cross-platform applications that operate reliably in secure, high-stakes...SeniorFor contractors- Edgesource Corporation seeks a software engineer to develop and maintain a cross-platform desktop application using TypeScript and Node.js. The role emphasizes strong experience in asynchronous programming and application architecture while allowing remote or hybrid work...SuggestedRemote jobFlexible hours
- ...requires an active TS/SCI security clearance in order to be considered; clearance sponsorship is not available. As Senior Platform Developer, you’ll provides subject matter expertise to the team and the customer for all things development with the goal to make an...SeniorFull timeLocal area2 days per week3 days per week
- ...Sr. Platform Engineer (OpenShift) As a Sr. Platform Engineer (OpenShift), you'll play a critical role in safeguarding... .... You will work collaboratively with cross-functional teams to identify vulnerabilities, develop solutions, and ensure compliance with security protocols...Senior
- ...Position: Cross Domain Solutions (CDS) Engineer Location: Suitland, MD Clearance: TS/SCI Salary: Very competitive Overview: We're seeking an experienced Cross Domain Solutions (CDS) Engineer to support secure data transfers and classified data...
$159.6k - $296.4k
...New Role … CNN is seeking a Sr. Staff Data Engineer to serve... ...technical authority for CNN’s Data Platform — the foundation that powers... ...across CNN.com , the CNN mobile app, and connected TV experiences... ...-ready datasets Enable cross-functional teams by defining data...SeniorTemporary workLocal area- ...Job Description Centurion is seeking a Enterprise Mobile Application Developer to join their team. Building modern mobile applications... ...applications using Kotlin and Jetpack Compose. o Build cross-platform mobile applications using React Native and Flutter. Backend...
- ...Sr. DevOps Engineer III Reston, VA/ College Park, MD/ Anacostia... ...pipelines. You will collaborate with cross-functional teams to integrate... ...technical requirements. Develop CI/CD pipelines from scratch... ...(familiarity with other cloud platforms a plus) ~ Strong experience...Senior
$150k - $200k
...on driving the development of secure mobile applications for both iOS and Android platforms. Candidates should have over 5 years of experience in developing native applications, with proven... ...year and involves collaborating with cross-functional teams to ensure high-quality...Senior- ...Overview Sr. IT ApplicationSolutions Architect/ Sr DevSecOpsEngineer Location: Washington, United States | Posted on 09/09/2025 Sr.... ...communication and collaboration skills. Ability to work independently and in cross-functional teams. Passion for automation, security, and...SeniorFor contractorsShift work
$157k - $193k
...Senior Mobile Engineer Are you a mobile engineer who thrives on building exceptional... ...foundational role in building our mobile trading platform using React Native. You'll be... ...development, bringing mobile expertise to cross-functional squads. Mentor engineers on...SeniorFull timeWork at officeLocal areaImmediate startRemote work- ...analytics and agile development projects, as well as collaborating with cross-functional teams to drive mission objectives. WHO WE ARE... .... This Program is seeking a full stack software engineer to develop, maintain and enhance complex and diverse software systems...Senior
- ...Overview BigBear.ai is seeking a Senior Application Developer to support the Defense Intelligence Agency (DIA). This position... ...creating solutions to complex problems within a collaborative, cross-functional team Ability to work with automated testing tools...SeniorTemporary workRemote work
- ...activities. The candidate should have a bachelor's degree, robust experience in manufacturing management, and the capability to work with cross-functional teams to drive cost and schedule performance within the program. Key responsibilities include overseeing manufacturing...
- ...Technology Solutions, Inc. (MTSI) is seeking a Sr. Program Integrator to provide... ...recommendations, technical updates, and cross functional status for major acquisition programs... .... ~ The individual must be capable of developing briefings and reports accurately summarizing...Senior
$61 per hour
...hours Job Description: We are looking for a skilled Salesforce Developer to design and implement scalable solutions on the Salesforce platform. You will work closely with cross-functional teams to enhance CRM capabilities and support business operations....SeniorHourly payPermanent employment- ...Frontend Developer Skill Set Essential Duties & Responsibilities (Other duties may be assigned): Design, develop, and maintain... ...Agile ceremonies and work collaboratively with Product Owners and cross‐functional teams. Provide limited backend support as needed,...SeniorFor contractors
$96.8k - $306.4k
...Job Description This Sr Principal Software Engineer role is a senior technical leadership... ...designing and building secure, scalable cross-domain solutions for mission-critical... ...strategy Development & Implementation Develop and optimize security measures including access...SeniorTemporary workFlexible hours- ...cloud migration readiness assessments and develop migration strategies and roadmaps.... ...CSPMP (Cloud Security Posture Management Platform). Optimize performance and cost of AWS... ...technical stakeholders and collaborate with cross-functional teams. Must have strong documentation...SeniorFull time
$117k - $177k
...: Tackles complex problems with thorough analysis, manages cross-functional delivery, and improves system reliability and scalability... ...you will support the unique needs of our client as a Power Platform Developer, Sr.. Project Summary The Power Platform Developer Sr is...Senior- ..., providing effective solutions and recommendations. Collaborate with cross functional teams to gather requirements, design solutions, and implement enhancements to existing systems. Develop and maintain documentation for support processes, system configurations,...Senior
- ...Role Overview As a Sr. Cloud Engineer , you’ll play a pivotal... ...working collaboratively with cross‑functional teams to ensure seamless... ...requirements are effectively developed and maintained. Lead the... ...experience with leading cloud platforms (AWS, Azure, or Google Cloud)...SeniorLocal area
- ...seeks a talented software engineer to design and maintain core platform services for account and identity management. The ideal candidate... ...about building an open financial system. Working closely with cross-functional teams, you will drive technical evolution and...Senior
$121k - $182k
...Work & Complexity: Directs cross-team programs, performs advanced... ...Leads the engineering team, develops talent, resolves conflicts, and... ...client as a Cloud Developer, Sr. Project Summary The Cloud... ...gatekeeper for an AWS cloud hosting platform. This role ensures platform...Senior$160k - $180k
...Sr. Cloud Engineer Location: DC/Maryland Citizenship required: Yes Clearance... ...solutions on the Amazon Web Services (AWS) platform. To be considered for this position, US... ...the ability to effectively collaborate with cross-functional teams and communicate technical...SeniorContract workTemporary workRemote work$115k - $165k
...Senior DevOps / Jira Platform Engineer Location: Candidate can work remotely Salary range:... ...using REST APIs, webhooks, and Okta SSO. Develop and maintain Jira governance frameworks,... ...leadership visibility. Collaborate with cross‑functional DevOps and Agile teams to standardize...SeniorFull timeContract workLocal areaRemote work- ...for risk signal generation. The role involves collaboration with cross-functional teams and requires strong software engineering... ...Computer Science and at least 5 years of experience in software and platform engineering, particularly in a startup environment. A...SeniorFlexible hours
- ...Minimum of 8 years of experience as a software developer or engineer Experience with software development languages such as .NET, Java, Python, and Go Possess a bachelor's degree Experience working in a DevSecOps environment Experience working with Source Code repositories...Senior
$117k - $177k
...Tackles complex problems with thorough analysis, manages cross-functional delivery, and improves system reliability and scalability... ..., you will support the unique needs of our client as a Sr. .NET Full Stack Developer. Project Summary We are seeking a Senior .NET Full...Senior
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Sr. Cross-Platform Mobile Developer I (6523). Be the first to apply!
- client platform engineer Washington DC
- platform engineer Washington DC
- senior platform engineer Washington DC
- platform engineering manager Washington DC
- data platform engineer Washington DC
- platform developer Washington DC
- mobile application engineer Washington DC
- mobile software developer Washington DC
- mobile app developer Washington DC
- senior cost analyst Washington DC

