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Internship Unit Testing Jobs in Washington (NOW HIRING)

MANTECH

Junior Developer

Annapolis Junction, MD · On-site

$68K - $88K/yr

Implementing unit tests using frameworks like pytest and conducting code reviews to ensure ... across development, testing, and production environments. * Utilizing Ansible for automating ...

MANTECH

Junior Developer

Annapolis Junction, MD · On-site

$68K - $88K/yr

Implementing unit tests using frameworks like pytest and conducting code reviews to ensure ... across development, testing, and production environments. * Utilizing Ansible for automating ...

SAIC

Entry-Level UI Developer

Ashburn, VA

$40K - $80K/yr

Design, develop, unit test UI interfaces written in Angular and/or React. * Use Integrated ... Provide application support during testing and production phase and work with the lead to deploy ...

Forge Group LLC

Junior Appian Developer

Reston, VA

... testing, documentation, and defect resolution under the guidance of experienced developers ... Create and execute unit tests, test data, and regression checks for assigned Appian components

Forge Group, LLC

Junior Appian Developer

Reston, VA · Remote

$90K - $110K/yr

... testing, documentation, and defect resolution under the guidance of experienced developers ... Create and execute unit tests, test data, and regression checks for assigned Appian components

Forge Group, LLC

Junior Appian Developer

Reston, VA · On-site

$90K - $110K/yr

... testing, documentation, and defect resolution under the guidance of experienced developers ... Create and execute unit tests, test data, and regression checks for assigned Appian components

KBR, Inc.

Data Engineer

Chantilly, VA · On-site

$150K - $181K/yr

Apply software design patterns, code review practices, and unit/integration testing * Build and ... internships may be considered) * Proficiency in programming languages such as Python or R

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All JobsUnit Testing JobsInternship Unit Testing JobsInternship Unit Testing Jobs in Washington

Internship Unit Testing information

What is the difference between Internship Unit Testing vs Software Tester?

AspectInternship Unit TestingSoftware Tester
Required CredentialsBasic knowledge of testing concepts, often pursuing related educationMore comprehensive testing skills, certifications like ISTQB beneficial
Work EnvironmentInternship setting, supervised, learning-focusedFull-time or part-time professional role, independent testing tasks
Employer & Industry UsageInternship programs in software companies, tech startupsEstablished companies, software development firms

Internship Unit Testing typically involves entry-level, supervised testing tasks during a training period, focusing on learning testing fundamentals. Software Testers are experienced professionals responsible for comprehensive testing processes, including planning, execution, and reporting. While both roles involve testing, internships are learning positions, whereas testers are full-time roles with broader responsibilities.

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What job categories do people searching Internship Unit Testing jobs in Washington look for? The top searched job categories for Internship Unit Testing jobs in Washington are:
What cities in Washington are hiring for Internship Unit Testing jobs? Cities in Washington with the most Internship Unit Testing job openings:
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Infographic showing various Internship Unit Testing job openings in Washington as of July 2026, with employment types broken down into 20% Internship, 57% Full Time, and 23% Part Time. Highlights an 100% In-person job distribution.
Junior Developer

Junior Developer

MANTECH

Annapolis Junction, MD • On-site

$68K - $88K/yr

Full-time

Posted 4 days ago

ManTech rating

9.0

Company rating: 9.0 out of 10

Based on 14 frontline employees who took The Breakroom Quiz

28th of 217 rated software companies

Job description

MANTECH seeks a motivated, career and customer-oriented Junior Developer to join our team in Annapolis Junction, MD.

The Junior Developer is part of a dynamic development team, focusing on writing efficient and maintainable code, collaborating with other developers and engineers, and contributing to the development of web applications, backend services, and automation workflows. This role provides opportunities for career growth, mentoring, and hands-on experience with modern software development tools and practices. You will primarily use Python for backend development while gaining exposure to front-end technologies and a variety of tools such as databases, React, Docker, and Ansible.

Responsibilities include but are not limited to:

  • Writing clean, maintainable, and efficient code using Python for backend services, web application logic, and developing/maintaining RESTful APIs.
  • Collaborating with senior developers to design, implement, and optimize software using Git version control practices, while participating in daily standups.
  • Implementing unit tests using frameworks like pytest and conducting code reviews to ensure application quality, performance, and smooth troubleshooting.
  • Supporting front-end development by building responsive web interfaces and components using HTML, CSS, JavaScript, React.js, and TypeScript.
  • Writing and optimizing SQL queries and designing schemas for relational databases such as PostgreSQL, MySQL, or SQLite to support backend functionality.
  • Containerizing applications using Docker and managing application images consistently across development, testing, and production environments.
  • Utilizing Ansible for automating deployment, configuration management, and performing basic Linux system administration and server troubleshooting tasks.

Minimum Qualifications:

  • Bachelor’s degree in an IT related field and 1+ years of relevant experience in software development, including internships, academic projects, or professional environments.
  • Proficiency in Python development for writing scripts, backend applications, and developing or consuming RESTful APIs.
  • Experience with Git version control systems for source control management and collaborative team workflows.
  • Knowledge of SQL and experience working with relational databases such as PostgreSQL, MySQL, or SQLite.
  • Understanding of core web technologies including HTML5, CSS3, and JavaScript to build functional web pages and components.
  • Strong problem-solving, communication, and time management skills to effectively prioritize tasks and collaborate within an agile team.

Preferred Qualifications:

  • Experience building components and managing state with React.js, and familiarity with TypeScript.
  • Experience containerizing applications with Docker and managing multi-container setups using Docker Compose.
  • Exposure to automated configuration management using Ansible and basic Linux system administration or deployment troubleshooting.
  • Familiarity with CI/CD pipelines, GitLab CI, and writing unit tests with frameworks like pytest or Jest.
  • Basic understanding of cloud services (AWS, Azure, or GCP) and modern web frameworks like Vue.js, Angular, or Node.js.

Clearance Requirements:

  • An active TS/SCI with Polygraph is required to start.

Physical Requirements:

  • Must be able to remain in a stationary position 50%.
  • Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
  • Frequently communicates with co-workers, management, and customers, which may involve delivering presentations.
  • Must be able to exchange accurate information in these situations.

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