Sr. Full Stack Web Developer - TSSCI w/ Poly

Post Date

Jun 24, 2026

Location

Bethesda,
Maryland

ZIP/Postal Code

20816
US
Aug 24, 2026 Insight Global

Job Type

Contract-to-perm

Category

Programmer / Developer

Req #

DC0-c15ea606-e154-4822-9f0c-9ed6c9b8f194

Pay Rate

$78 - $97 (hourly estimate)

Job Description

Insight Global is seeking a UI/UX Web Developer to use SharePoint's and other custom web development capabilities to provide rapid prototyping of integrated web applications. You’ll use a multitude of data source standards such as REST/OData/OAuth and employ your knowledge of SharePoint's, and other web development tools, security and information management capabilities across a variety of our customer’s development platforms and scenarios.

Responsibilities
• Develop SharePoint from OOTB to custom applications and UX/UI (2010, 2013, 2016, 2019, Online, O365) by maintaining large lists and libraries, permissions and site structures, custom workflows, and Microsoft best practices.
• Design and implement intuitive, user-centered UI/UX for web applications, ensuring alignment with business goals and user needs.
• Conduct user research and usability testing to gather feedback and iterate on designs.
• Create wireframes, prototypes, and mockups to visualize design concepts and gather stakeholder approval.
• Integrate and develop multiple data sources to provide customized Dashboards for senior management and government clients.
• Work with programming languages and scripting methods including HTML, CSS, and JavaScript.
• Create secure applications systems utilizing IC or DoD security guidelines.
• Experience utilizing DevOps tools such as a version control system.
• Lead with software testing, documentation, and training.
• Collaborate with cross-functional teams including product managers, designers, and developers to ensure cohesive product delivery.
• Ensure web applications are responsive and provide an optimal viewing experience across various devices and browsers.
• Adhere to WCAG guidelines to ensure 508 compliance in all web development projects.

We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to HR@insightglobal.com.To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/.

Required Skills & Experience

• BA/BS degree and 8 years of experience. In lieu of a bachelor’s degree, 2 additional years of experience if AA/AS, or 4 additional years of experience with HS diploma.
• TS/SCI w/ Poly Clearance is required.
• Experience with Information Technology Infrastructure Library (ITIL) Framework, high availability, and enterprise infrastructure.
• Experience with SharePoint Designer, InfoPath, SSRS Report Designer.
• Knowledge of PHP applications (WordPress, Joomla, and Drupal).
• Experience with 508 compliance.
• Knowledge of Agile methodologies.
• Experience with SharePoint migrations.
• Website design experience.
• Establishes operational plans for technical area.
• Develops and implements innovative products, processes, standards or operational plans achieved through research and integration of best practices that will have impact on the achievement of functional results of a project or system.
• Experience communicating with executive leadership.
• Proficiency in UI/UX design tools such as Sketch, Adobe XD, Figma, or similar.
• Strong understanding of front-end technologies including HTML5, CSS3, JavaScript, and responsive design principles.
• Experience with user-centered design processes and usability testing.

Nice to Have Skills & Experience

• Experience using ServiceNow Agile or SAFE capabilities.
• Experience using programming languages including Python, PHP, Java, and Bash.
• Familiarity with front-end frameworks such as React or Angular.
• Experience with knowledge management, taxonomy, folksonomy.
• Experience creating and/or managing web governance, policies, and procedures.
• Experience developing PHP front-end applications and applets.
• Knowledge of developing Azure or AWS cloud environments.
• Experience with SQL and mySQL.
• Portfolio of UI/UX design work showcasing a variety of projects and design skills.

Benefit packages for this role will start on the 1st day of employment and include medical, dental, and vision insurance, as well as HSA, FSA, and DCFSA account options, and 401k retirement account access with employer matching. Employees in this role are also entitled to paid sick leave and/or other paid time off as provided by applicable law.