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Jr Developer Jobs in Chesterfield, MO (NOW HIRING)

Position Summary The Programming Manager / Jr.Talent Buyer works directly under the Senior Programming Director and is responsible for booking and developing local and regional programming across ...

StreamSets Developer Location: Remote Job Type: Long Term Contract Position Overview We are looking for an experienced StreamSets Developer to design, develop, implement, and support enterprise-scale ...

NET Software Developer / Software Engineer / Web Application Developer MarketVolt, LLC, a digital marketing software and services firm based in St. Louis, seeks a creative software developer who can ...

NET Software Developer / Software Engineer / Web Application Developer MarketVolt, LLC, a digital marketing software and services firm based in St. Louis, seeks a creative software developer who can ...

Java Developer

Saint Louis, MO ยท On-site

$49.50 - $64.25/hr

Our company provides application analysis, design, development and programming, software engineering, systems development, testing, integration, and implementation, and management consulting services ...

As a Developer, you will play a pivotal role in transforming business needs into innovative, scalable software solutions. In this hands-on, individual contributor role, you'll drive the software ...

Java Developer

Saint Louis, MO ยท On-site

$49.50 - $64.25/hr

Our company provides application analysis, design, development and programming, software engineering, systems development, testing, integration, and implementation, and management consulting services ...

* 8+ years of experience in software development. * Strong hands-on experience with Rust programming language. * Proficiency in Go (Golang) and Python . * Experience with system-level programming and ...

We have an opening for Rust Developer at St. Louis, MO. Kindly apply with your updated resume if you are interested. Please find the job details below: Position: Rust Developer Location: St. Louis ...

Kafka Developer

O Fallon, MO ยท On-site

$60K - $135K/yr

Kafka Developer City: O Fallon State/Province: Missouri Posting Start Date: 8/24/26 Wipro Limited (NYSE: WIT, BSE: 507685, NSE: WIPRO) is a leading technology services and consulting company focused ...

New

Software Developer

Saint Louis, MO ยท On-site

$70 - $90/hr

Software Developer Company: Carter Support Services Location: Houston Position Summary Carter Support Services is seeking a skilled and motivated Software Developer to design, develop, and maintain ...

Software Developer

Saint Louis, MO ยท On-site

$110 - $170/hr

Parental leave Software Developer Position Overview We are seeking an experienced Software Developer to support the Geospatial Services & Solutions (GSS) business area in delivering high-quality ...

Java Developer

Saint Louis, MO ยท On-site

$49.50 - $64.25/hr

Java Developer Location: St Louis, MO * 10+ years of hands-on software engineering experience * Excellent hands-on experience in Java * Experience in developing REST services. * Experience in unit ...

Showing results 21-40

Jr Developer information

See Chesterfield, MO salary details

$23.8K

$88.1K

$136.1K

How much do jr developer jobs pay per year?

As of Sep 6, 2026, the average yearly pay for jr developer in Chesterfield, MO is $88,063.00, according to ZipRecruiter salary data. Most workers in this role earn between $66,300.00 and $86,100.00 per year, depending on experience, location, and employer.

What is a jr developer?

Jr Developers, or Junior Developers, are entry-level professionals in the software development field. They typically have less experience than mid-level or senior developers and are responsible for writing, testing, and maintaining code under the guidance of more experienced team members. Jr Developers often work on smaller tasks, bug fixes, or simple features, and are expected to learn and grow their technical skills through mentorship and hands-on experience. Their role is essential for building a solid foundation in software development and contributing to the success of development projects.

What are the key skills and qualifications needed to thrive as a jr developer?

To thrive as a Jr Developer, you need a foundational understanding of programming languages (such as JavaScript, Python, or Java), basic software development principles, and often a relevant degree or coding bootcamp certification. Familiarity with version control systems like Git, IDEs, and workflow tools like Jira or Trello is typically required. Strong problem-solving skills, effective communication, and eagerness to learn help Jr Developers stand out in the workplace. These abilities are crucial for efficiently contributing to team projects, adapting to new technologies, and growing within a dynamic development environment.

What are some common challenges a jr developer might face when joining a new team, and how can they overcome them?

As a Jr Developer, one of the most common challenges is adapting to unfamiliar codebases and workflows. It can be daunting to understand existing projects and navigate team-specific tools and processes. To overcome this, Jr Developers should proactively seek help from team members, take thorough notes, and dedicate time to reviewing documentation and code. Embracing code reviews and asking questions will not only accelerate learning but also help build relationships within the team.

What is the difference between Jr Developer vs Junior Software Engineer?

AspectJr DeveloperJunior Software Engineer
Required CredentialsTypically an associate degree or coding bootcamp certificationUsually a bachelor's degree in computer science or related field
Work EnvironmentEntry-level, supervised tasks, learning-focusedSimilar entry-level environment, often with more complex project involvement
Employer & Industry UsageCommon in tech companies, startups, and IT departmentsUsed interchangeably in many companies, especially in software development teams
Search & Comparison IntentYes, often compared for entry-level rolesYes, often searched as a more formal or technical title

While both roles are entry-level software development positions, a Jr Developer often emphasizes basic coding tasks and learning, whereas a Junior Software Engineer may involve more structured engineering responsibilities. The titles are frequently used interchangeably, but understanding the specific job description can clarify expectations.

How hard is it to get a junior developer job?

Securing a junior developer position typically requires foundational programming skills, a portfolio of projects, and familiarity with relevant tools like Git and common programming languages. Entry-level roles are often competitive, but candidates with relevant internships, certifications, or coding bootcamp experience have better chances of being hired.

How to get hired as a junior developer?

To get hired as a junior developer, build a strong foundation in programming languages like JavaScript, Python, or Java, and create a portfolio of projects to demonstrate your skills. Gaining experience through internships, coding bootcamps, or contributing to open-source projects can improve your chances, along with obtaining relevant certifications and preparing for technical interviews.

What are popular job titles related to Jr Developer jobs in Chesterfield, MO?

For Jr Developer jobs in Chesterfield, MO, the most frequently searched job titles are:

What job categories do people searching Jr Developer jobs in Chesterfield, MO look for?

The top searched job categories for Jr Developer jobs in Chesterfield, MO are:

What cities near Chesterfield, MO are hiring for Jr Developer jobs?

Cities near Chesterfield, MO with the most Jr Developer job openings:

Infographic showing various Jr Developer job openings in Chesterfield, MO as of August 2026, with employment types broken down into 78% Full Time, 11% Part Time, and 11% Contract. Highlights an 81% Physical, 5% Hybrid, and 14% Remote job distribution, with an average salary of $88,063 per year, or $42.3 per hour.

Jr Data Steward with Security Clearance

ECS

Saint Louis, MO โ€ข On-site

Other

Posted 26 days ago


Job description

Job Description Everforth ECS is seeking an Exploitation Specialist/Data Steward (Junior Level) to work in our St. Louis, MO location. This offer is contingent upon Prime and government customer acceptance, validation of appropriate clearances, and approval from a cognizant government contracting officer. After customer indoctrination, the candidate will be submitted for a Counterintelligence Polygraph. Provide the FG NOX (SFP) with data steward support. The Data Steward is primarily focused on SFP data quality and investigates quality and integrity issues using applied statistics, building algorithms, and collaborating with domain expertise to convey complicated realities to non-technical audiences. * Excel in a fast-paced work environment, while multi-tasking. * Highly skilled and effective communicator. * Experienced with intelligence operations focusing on the TCPED (Tasking, Collection, Processing, Exploitation, and Dissemination) process. Job requirements: * Manage data-related issues throughout the data life cycle, including creation, evaluation, organization, storage, deletion, documentation, and dissemination. * Develop data policies, standards, and requirements to ensure integrity and quality. * Perform data conditioning techniques and processes for data quality purposes. * Conceptualize the relationship between a database structure and the requirements for analyzing and visualizing the data both temporally and spatially. * Work with various stakeholders to develop data strategies and provide the necessary data to meet mission requirements. * Ensure new workflows can be integrated seamlessly with our modernized database applications and enterprise-level APls. * Assist in other data management tasks related to SFP's modernization activities. * Assist in testing of coding and scripting. * Implementing enterprise database management processes. * Assist in automating repetitive data management tasks. * Transfer data between multiple formats and networks. * Deliver service solutions that integrate best practices to modernize current practices. * Assist with Production Office input and updates to the requirements database. * Assist with training NSG community members on the requirements database before the annual data and validation call. * Participation in strategic development activities in accordance with stated NGA, Source (S), Foundation GEOINT Group (SF), and FG NOX (SFP) goals and objectives. * Other duties as assigned. Required Skills * US Citizen. * TS/SCI w/CI Poly. * Working knowledge of ArcGIS, ArcSDE, ArcPro. * Demonstrated knowledge and experience in data mining, cleansing, and exploring spatial, temporal, and non-spatial data in both structured and unstructured formats. * Familiarity with: common data science libraries and frameworks, plus: * PostgreSQL, Postgis, PgAdmin. * Application programming interfaces (APls). * Remote sensing expertise - EO, SAR, MASINT, IR, and LiDAR. * High School Diploma and 2+ years of GEOINT Intelligence experience. Desired Skills * Bachelor of Science in Computer Science and/or Geography/GEOINT. * Experience with workflow management systems, such as Flowable. * Working knowledge of Maplnfo/ MapBasic GIS/ database software. * Experience with data visualization software such as Tableau. * 2+ years' experience in programming languages such as Python or R (statistical analysis), data preprocessing, and basic machine learning algorithms. #EverforthECS1 ECS Federal LLC is an equal opportunity employer and does not discriminate or allow discrimination on the basis any characteristic protected by law. All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran or any other status protected by applicable federal, state, or local jurisdiction law. is the federal segment of , a $4B global organization with over 10,000 employees. Our nearly 3,500 professionals deliver advanced technology solutions in data and AI, cybersecurity, and enterprise transformation, serving defense, intelligence, and federal civilian agencies. Our work powers mission-critical outcomes, strengthens technology partnerships, and creates meaningful opportunities for our people. We are defined by a commitment to excellence in delivery, a culture of innovation, and an environment where talent can thrive and grow. We value: * Attracting and developing top talent and high-performing teams * Fostering a culture that is engaging, accountable, and mission-driven Meet the challenge. Make a difference with Everforth ECS!