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Typescript Junior Developer Jobs in Washington (NOW HIRING)

Leidos

Software Developer SME

Chantilly, VA · On-site

$154K - $278K/yr

Develop Java and Angular (Typescript) that leverage Elasticsearch * Comfort and familiarity ... Willingness to mentor and teach junior developers' community best practices in a constructive ...

Leidos

Software Developer SME

Chantilly, VA

$154K - $278K/yr

... teach junior developers' community best practices in a constructive fashion o Ability to ... Must have experience with Java, spring boot, Angular (Typescript), and the Cloud / Amazon Web ...

Leidos

Software Developer SME

Chantilly, VA · On-site

$154K - $278K/yr

... and Angular (Typescript) that leverage Elasticsearch o Comfort and familiarity designing and ... teach junior developers' community best practices in a constructive fashion o Ability to ...

Range

Software Engineer

Mclean, VA · On-site

Required : • Strong proficiency in TypeScript, JavaScript, Python, or other programming languages ... junior engineers through code review and pairing • Security engineering experience • Fintech ...

SAIC

Mobile Developer Senior

Ashburn, VA

$160K - $200K/yr

Mentor junior developers in React Native. * Keep up to date with React Native technology updates ... Typescript. * Constructing and debugging CI/CD build Pipelines for mobile targets. * Understanding ...

Belay Technologies

Junior JavaScript Developer

Laurel, MD · On-site

$70K - $190K/yr

Belay Technologies is seeking a Software Engineer (JavaScript Developer) to join our intel team ... Possess working knowledge of JavaScript/DOM, Typescript, Node.js/npm, * Experience in AWS (ability ...

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Typescript Junior Developer information

What are some typical challenges faced by a Typescript junior developer when working on cross-functional teams?

As a Typescript Junior Developer, you may often collaborate with back-end developers, designers, and QA testers. One common challenge is ensuring consistent code quality and type safety when integrating with legacy JavaScript code or third-party APIs. Additionally, adapting to different coding styles and workflows used by more experienced team members can require patience and strong communication skills. However, these challenges provide valuable learning opportunities and help you quickly build technical and collaborative expertise.

What are the key skills and qualifications needed to thrive as a Typescript junior developer, and why are they important?

To thrive as a Typescript Junior Developer, you need a solid understanding of JavaScript, TypeScript, and basic web development concepts, often supported by a degree in computer science or related experience. Familiarity with version control systems like Git, frameworks such as React or Angular, and tools like Node.js and Visual Studio Code is typically expected. Strong problem-solving skills, attention to detail, and a willingness to learn make candidates stand out in this position. These skills and qualities are crucial for writing reliable, maintainable code and adapting to evolving project requirements in a collaborative environment.

What does a Typescript junior developer do?

A TypeScript Junior Developer is an entry-level programmer who specializes in using TypeScript, a strongly typed programming language that builds on JavaScript. Their main responsibilities include writing and maintaining code, debugging applications, and collaborating with other developers to build web or server-side applications. They often work under the guidance of more experienced developers to learn best practices and improve code quality. TypeScript Junior Developers contribute to making software more reliable and scalable by leveraging TypeScript's features.

What are popular job titles related to Typescript Junior Developer jobs in Washington?

For Typescript Junior Developer jobs in Washington, the most frequently searched job titles are:

What job categories do people searching Typescript Junior Developer jobs in Washington look for?

The top searched job categories for Typescript Junior Developer jobs in Washington are:

What cities in Washington are hiring for Typescript Junior Developer jobs?

Cities in Washington with the most Typescript Junior Developer job openings:

Typescript Junior Developer jobs near you

Software Developer SME

Leidos

Chantilly, VA • On-site

$154K - $278K/yr

Full-time

Re-posted 21 days ago

Leidos rating

8.3

Company rating: 8.3 out of 10

Based on 152 frontline employees who took The Breakroom Quiz

79th of 492 rated business services

Job description

Leidos is seeking a Software Engineer for a 200+ FTE technical development program supporting the Sponsor's Entitlement Programs as well as IdAM /ICAM, Authentication, Authorization, Attributes and Digital Policy Management. The Software Engineer will work with a large team of developers, software engineers and data engineers. The successful candidate will support continuity of our customers' mission by helping to modernize and implement industry standards while ensuring secure, reliable, and uninterrupted availability of IT systems.
Primary Responsibilities:
  • Comfort and familiarity in maintaining legacy applications
  • Experience in modernization of legacy applications
  • Ability to write custom scripts to install and configure code in EC2 instances
  • Experience leveraging Amazon Web Services
  • Experience creating RESTful API
  • Experience with spring boot
  • Develop Java and Angular (Typescript) that leverage Elasticsearch
  • Comfort and familiarity designing and utilizing custom ETL methodology
  • Strong communication, design, and documentation skills
  • Strong time and workflow management skills
  • Comfort and familiarity in unit testing, peer code review, and automated testing techniques like Selenium (create, edit, maintain, execute)
  • Work within the parameters of Agile & Scrum methodologies
  • Willingness to mentor and teach junior developers' community best practices in a constructive fashion
  • Ability to methodically think through new and exciting challenges in a collaborative team environment in order to provide technically sound solutions

Required Qualifications
  • Active TS/SCI with Polygraph
  • Master's degree and 15+ years of relevant experience. Additional experience in lieu of degree
  • Must have experience with Java, spring boot, Angular (Typescript), and the Cloud / Amazon Web Services
  • Prior experience reading and developing solutions to customer requirements and specifications
  • Prior experience developing custom ETL
  • Knowledge of Git, Jenkins, selenium, and Rundeck
  • Experiencing working in Command Line (RH Linux)

Desired Qualifications
  • Understanding and knowledge with Identity and Accessibility development practices
  • Experience with automation methodologies like selenium
  • Experience with containerization and modular development
  • Familiarity with UI/UX Design
  • Full Stack Development
  • Certification - Amazon Web Services (AWS)

FIP
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.
Original Posting:
August 11, 2026
For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Pay Range:
Pay Range $154,050.00 - $278,475.00
The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

What Leidos employees say

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About Leidos

Sourced by ZipRecruiter

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable practices. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Reston, VA, US

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