Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Junior Application Developer

$53.1k - $106.3k
Full-time

Caci Inc

Job Title: Junior Application Developer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Continental US Anticipated Posting End: 12/14/2026 The Opportunity: Launch your development career on a fast-paced Agile team building GEOINT applications for the National Geospatial-Intelligence Agency (NGA). Contribute to modern web-based software that directly supports national security missions. Gain hands-on experience with GIS technologies, cloud-native architectures, and large-scale data environments. Learn from experienced developers and architects invested in growing your skills. Responsibilities: Develop, test, and maintain application features under the guidance of senior developers. Implement web application functionality using Java and/or Python and modern frameworks. Support integration of application components with APIs, services, and databases. Assist with GIS-enabled feature development and geospatial service enhancements. Participate in code reviews, unit testing, debugging, and documentation. Apply secure coding practices and follow established engineering standards. Contribute within sprint cycles as part of a cross-functional Agile team. Qualifications: Required: Bachelor's degree in Computer Science, Software Engineering, or a related technical discipline (equivalent experience accepted). 0–3 years of professional software development experience. Experience developing software using Java, Python, or both (academic, internship, or professional). Familiarity with web application development concepts and technologies. Understanding of relational databases and basic data modeling principles. Strong problem-solving skills and ability to work effectively within a team. Security Clearance (TS/SCI) with willingness to undergo polygraph examination. Desired: Exposure to GIS technologies (ArcGIS, GeoServer, OpenLayers, Cesium, or similar). Familiarity with Git, CI/CD, or containerization tools. Coursework or projects involving Agile development practices. - What You Can Expect: A culture of integrity. At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation. An environment of trust. CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality. A focus on continuous growth. Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy. Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. Since this position can be worked in more than one location, the range shown is the national average for the position. The proposed salary range for this position is: $53,100-$106,300 CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.

Vacancy posted 1 day ago
Similar jobs that could be interesting for youBased on the Junior Application Developer in Saint Louis, MO vacancy
  •  ...Junior Software Engineer Location: St. Louis, MO (Hybrid: 4 days onsite / 1 day remote...  ...Elevate Program , designed to introduce and develop early‑career engineers who will become...  ...and maintains flagship Agent Desktop applications used by call center and field agents for... 
    Junior
    Contract work
    Local area
    Remote work
    Shift work

    Brooksource

    Saint Louis, MO
    2 days ago
  • $28 - $40 per hour

     ...Technology Partners is currently seeking a talented Application Developer II. Do you have experience developing applications using C#, T-SQL, and MVC with a strong understanding of Microsoft SQL Server and Visual Studio .NET? Let us help you make your next big career move... 
    Suggested
    Contract work
    Remote work

    Technology Partners

    Saint Louis, MO
    1 day ago
  •  ...including design and development, modernization of existing applications and services, and operations and sustainment. The role...  ...methodologies, rapid prototyping, and modern technology stacks. The Junior Software Developer applies expertise to multiple development assignments.... 
    Junior
    Work at office
    Flexible hours
    Night shift

    (EDO) Entertainment Data Oracle, Inc.

    Saint Louis, MO
    5 days ago
  •  ...including design and development, modernization of existing applications and services, and operations and sustainment. The role...  ...methodologies, rapid prototyping, and modern technology stacks. The Junior Software Developer applies expertise to multiple development assignments.... 
    Junior
    Flexible hours

    Dormont Manufacturing Company

    Saint Louis, MO
    4 days ago
  •  ...Junior Assistant Manager - East St. Louis, IL Rainbow USA is recognized as one of the fastest growing junior, kids, plus, and petite, specialty apparel retail chains and has grown to over 1,000 retail stores! We have multiple retail lines that pride themselves... 
    Junior

    Rainbow Shops

    Saint Louis, MO
    3 days ago
  • We're Hiring: Junior Front-End Developer (Hybrid - St. Louis, MO) Arrows Up is looking for a Junior Front-End Developer to join our team and write code. You'll spend most of your time building client websites in Svelte and SvelteKit — our primary stack for new work — and... 
    Junior
    Freelance
    Internship
    Work at office
    Remote work
    Monday to Friday

    Arrows Up

    Saint Louis, MO
    3 days ago
  •  ...start your marketing career with a team that will genuinely invest in you? We're growing our Saint Louis team and searching for a Junior Marketing Assistant to grow with us. This is an entry-level, field-based marketing role. You'll be out in the community at events,... 
    Junior

    Arch Events

    Saint Louis, MO
    3 days ago
  • $60 - $72 per hour

     ...Proficient in Java, Python, C#, or Node.js, with hands-on experience in modern web application frameworks such as Spring Boot, .NET Core, Express.js, Django, or FastAPI. 8+ years' experience developing scalable web applications, web-services, preferably REST, along with... 
    Contract work
    Local area

    Envision

    Saint Louis, MO
    3 days ago
  • $50k

     ...Job Description Job Description Job Title: Junior Salesforce Engineer (0–2 Years) Location: Remote (United...  ...are seeking a Junior Salesforce Engineer to assist in developing and maintaining Salesforce applications. The ideal candidate is eager to learn Salesforce development... 
    Junior
    Full time
    For contractors
    Remote work

    The Giant Bullseye

    Saint Louis, MO
    10 days ago
  • $100k - $110k

     ...DevOps Engineer at D2 Tech Services. You’ll tailor cutting-edge solutions to the unique requirements of our clients. With a career in application development, you’ll make the end user’s experience your priority and we’ll make your career growth ours. As a DevOps Engineer you... 
    Junior

    D2 Technical Services

    Saint Louis, MO
    3 days ago
  •  ...seeking a motivated Process Designer I to support industrial projects. This role is ideal for early-career professionals eager to develop technical drafting and design skills while collaborating with engineering teams. The candidate will produce design documentation and... 
    Junior

    LJC

    Saint Louis, MO
    3 days ago
  •  ...Position Title: Junior Marketing Associate Location: Saint Louis, MO Join Arch Events and help bring brands to life! At Arch Events, we don’t just run marketing campaigns, we create experiences that make people stop, smile, and engage. We help brands connect in ways that... 
    Junior

    Arch Events

    Saint Louis, MO
    2 days ago
  •  ...Work Location: Remote Job Type: FTE Job Description: Junior Account Partner Role Overview The Junior Account Partner...  ...trends, and high-potential client accounts. LeadQualification: Develop andexecute outreach strategies to qualify leads and build a... 
    Junior
    Remote work

    Koantek

    Saint Louis, MO
    1 day ago
  • A leading engineering firm based in St. Louis is looking for a Drafter to engage in local technical design and CADD support. The ideal candidate will prepare drawings and designs using AutoCAD Civil 3D while ensuring that all tasks meet industry standards. Candidates should...
    Junior
    Local area

    WSP in the U.S.

    Saint Louis, MO
    5 days ago
  •  ...About the job Data Entry Operator | Junior (Remote) Important: You Will Receive An Email Within Next 2 Minutes After Applying , Check Your Inbox or Spam Folder For next steps. A Data Entry Clerk, is responsible for inputting data and making changes to existing data figures... 
    Junior
    Remote work

    Only Data Entry

    Saint Louis, MO
    2 days ago
  •  ...Data Entry Operator | Junior (Remote) St. Louis, Missouri, United States Job Openings Data Entry Operator | Junior (Remote) About the Job Data Entry Operator | Junior (Remote) Important: You will receive an email within the next 2 minutes after applying, check your inbox... 
    Junior
    Remote work

    Only Data Entry

    Saint Louis, MO
    5 days ago
  •  ...Nidec US Motors, a division of Nidec Motor Corporation, seeks an Application Engineer I. This role encompasses delivering technical and...  ...of new product lines. Coordinate projects and customer developments. Efficiently manage and monitor project pipelines.... 
    Shift work

    NIdec Motor

    Saint Louis, MO
    2 days ago
  • $16.29 per hour

     ...or electronically. Provides assistanc… Employment Type: Full-time IT Help Desk Support A large enterprise organization in the St. Junior IT Help Desk Support professional. This is an excellent opportunity for someone early in their IT career who enjoys problem solving... 
    Junior
    Hourly pay
    Full time
    Part time
    For contractors
    Work at office
    Local area
    Remote work
    Night shift
    Afternoon shift

    TalentBridge

    Saint Louis, MO
    2 days ago
  •  ...Data Entry Operator | Junior (Remote) Ferguson, MO, United States Job Openings Data Entry Operator | Junior (Remote) About the Job Data Entry Operator | Junior (Remote) Important: You will receive an email within the next two minutes after applying, check your inbox... 
    Junior
    Remote job

    Only Data Entry

    Saint Louis, MO
    5 days ago
  •  ...Web Developer/ServiceNow Developer - Remote/Virtual - 100% Full-time Job Description: Description: Ideally prefer someone with ServiceNow...  ...of software projects within the ServiceNow enterprise application suite. This role is responsible for the development of core functionality... 
    Full time
    For contractors
    Work experience placement
    Immediate start
    Remote work

    Fabergent USA

    Saint Louis, MO
    1 day ago
  •  ...A technology solutions provider is hiring a Web Developer/ServiceNow Developer for a full-time remote position. The ideal candidate...  ...be responsible for developing core functionality within ITSM applications while working closely with stakeholders. Candidates with extensive... 
    Full time
    Remote work

    Fabergent USA

    Saint Louis, MO
    5 days ago
  •  ...Job Description Dot Net Developer Training Training Features You will receive top quality instruction that Kanshe Infotech is famous for Online IT training. Trainees will receive immediate response to any training related queries, either technical or otherwise. We advise... 
    Traineeship
    H1b
    Immediate start
    Visa sponsorship
    Weekend work

    Learnkwik.com

    Saint Louis, MO
    2 days ago
  •  ...Rd, #1090, Clayton, MO 63105. Position Overview We are hiring a Junior Project Manager to support and manage steel fabrication...  ...summaries Begin managing small projects independently as skills develop Qualifications 1–3 years of project management or project coordination... 
    Junior
    Traineeship
    Work at office

    Snyder Engineering Inc

    Saint Louis, MO
    4 days ago
  •  ...union, visa, walmart lab s etc to name a few. We are continuously looking for entry-level software programmers, Java full stack developers, Python/Java developers, data analysts/data scientists, data engineers, machine learning engineers for full time positions with clients... 
    Junior
    Full time
    Remote work

    SynergisticIT

    Saint Louis, MO
    5 days ago
  •  ...plan, organize and implement an appropriate instructional program in a learning environment that guides and encourages students to develop and fulfill their academic potential. JOB TITLE: Teacher Essential Functions Plan, prepare, and deliver instructional activities that... 
    Junior
    Local area

    Jennings School District

    Saint Louis, MO
    4 days ago
  • Oakline Studio is looking for a professional, organized and self-motivated Junior Interior Designer who has 1-5 years minimum of design experience and who can thrive in an intimate, but very fast-growing firm. Candidate must be good at multi-tasking, organized, energetic... 
    Junior

    Oakline Studio

    Saint Louis, MO
    3 days ago
  •  ...end Pega project with 7.x and higher achieved. Ensures that the application quality and design are of the highest standards. Ensures that...  ...problems to meet specified objectives. Ensures that developed systems meet performance considerations outlined in High Level... 

    TechDigital Group

    Saint Louis, MO
    3 days ago
  •  ...support. Key Responsibilities Product Development & Engineering Develop and define product specifications based on customer and market...  ...-site Support sales and marketing with product selection and application guidance Build and maintain strong customer relationships... 
    Internship
    Work at office
    Remote work

    Nidec

    Saint Louis, MO
    3 days ago
  •  ...features a full line of high efficiency motors for industrial applications in water treatment, mining, oil and gas, and power generation...  ...daily lives. At Nidec, our employees are on the forefront of developing new motor technologies. As we move deeper into the age of... 
    Worldwide

    NIdec Motor

    Saint Louis, MO
    2 days ago
  •  ...Job Title Application Engineer Location Saint Louis, Missouri, United States Job Description As part of the advanced technical...  ...working relationships with key customers and suppliers. Develop and conduct product training/information sessions. Follow-... 
    Temporary work
    Flexible hours

    Synk

    Saint Louis, MO
    2 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Junior Application Developer. Be the first to apply!