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Mid Level Developer Jobs in Festus, MO (NOW HIRING)

Leidos

Mid-Level SQL Engineer

Saint Louis, MO · On-site

$87K - $157K/yr

We're hiring a SQL Engineer to support a highvisibility, datadriven application that powers ... Pay Range $87,100.00 - $157,450.00 The Leidos pay range for this job level is a general guideline ...

Leidos

Mid-Level SQL Engineer

Fenton, MO · On-site

$87K - $157K/yr

We're hiring a SQL Engineer to support a high‑visibility, data‑driven application that powers ... Pay Range $87,100.00 - $157,450.00 The Leidos pay range for this job level is a general guideline ...

Leidos

Mid-Level SQL Engineer

East Carondelet, IL · On-site

$87K - $157K/yr

We're hiring a SQL Engineer to support a high‑visibility, data‑driven application that powers ... Pay Range $87,100.00 - $157,450.00 The Leidos pay range for this job level is a general guideline ...

Leidos

Mid-Level SQL Engineer

Saint Louis, MO · On-site

$87K - $157K/yr

We're hiring a SQL Engineer to support a high‑visibility, data‑driven application that powers ... Pay Range $87,100.00 - $157,450.00 The Leidos pay range for this job level is a general guideline ...

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All JobsMid Level Developer JobsMid Level Developer Jobs in Festus, MO

Mid Level Developer information

See Festus, MO salary details

$9.3K

$73.6K

$95.9K

How much do mid level developer jobs pay per year?

As of Jul 8, 2026, the average yearly pay for mid level developer in Festus, MO is $73,556.00, according to ZipRecruiter salary data. Most workers in this role earn between $50,900.00 and $91,200.00 per year, depending on experience, location, and employer.

What are Mid Level Developers?

Mid Level Developers are software professionals who have gained several years of experience beyond entry-level positions and are proficient in coding, debugging, and collaborating on projects. They possess a strong understanding of programming languages, frameworks, and software development processes. Mid Level Developers often take on more responsibility than junior developers, such as mentoring newer team members, contributing to architectural decisions, and ensuring code quality. They are expected to work independently on tasks, communicate effectively with team members, and deliver reliable solutions to complex problems.

What is the difference between Mid Level Developer vs Junior Developer?

AspectMid Level DeveloperJunior Developer
Experience2-4 years0-2 years
SkillsProficient in multiple programming languages, problem-solving, and project contributionBasic coding skills, learning foundational concepts
ResponsibilitiesDeveloping features, debugging, collaborating on projectsAssisting in tasks, learning codebases, under supervision
Work EnvironmentIndependent work, team collaboration, project ownership

The main difference between a Mid Level Developer and a Junior Developer lies in experience, skill proficiency, and responsibilities. Mid Level Developers have more experience, can handle complex tasks independently, and contribute significantly to projects, whereas Junior Developers are still learning foundational skills and typically work under supervision.

What are the key skills and qualifications needed to thrive as a Mid Level Developer, and why are they important?

To thrive as a Mid Level Developer, you need solid programming skills in languages such as Java, Python, or JavaScript, along with a relevant degree or equivalent experience. Familiarity with version control systems like Git, integrated development environments (IDEs), and frameworks such as React or Spring Boot is typically required. Effective problem-solving, teamwork, and strong communication skills help you collaborate and adapt to project needs. These abilities ensure you can deliver reliable code, work smoothly with colleagues, and contribute to successful software projects.

What opportunities for professional growth can a Mid Level Developer typically expect within a software development team?

As a Mid Level Developer, you can expect to take on more complex projects, mentor junior team members, and gradually assume greater ownership of features or modules. Many organizations support growth through peer code reviews, access to learning resources, and the chance to participate in architectural discussions. Advancement paths often include moving toward senior developer roles, technical leads, or specializing in areas like DevOps or security, depending on your interests and the company's needs.
What are the most commonly searched types of Developer jobs in Festus, MO? The most popular types of Developer jobs in Festus, MO are:
What are popular job titles related to Mid Level Developer jobs in Festus, MO? For Mid Level Developer jobs in Festus, MO, the most frequently searched job titles are:
What cities near Festus, MO are hiring for Mid Level Developer jobs? Cities near Festus, MO with the most Mid Level Developer job openings:
Mid Level Developer jobs near you
Infographic showing various Mid Level Developer job openings in Festus, MO as of July 2026, with employment types broken down into 82% Full Time, 8% Part Time, 1% Temporary, and 9% Contract. Highlights an 86% Physical, 2% Hybrid, and 12% Remote job distribution, with an average salary of $73,556 per year, or $35.4 per hour.
Senior and Mid-Level C# .Net Developer

Senior and Mid-Level C# .Net Developer

The Timberline Group

Saint Louis, MO • On-site

$53 - $70/hr

Other

Re-posted 4 hours ago

Job description

As a Senior and Mid-Level Developer, this position will work with a growing team on innovative and leading-edge solutions with our Team. You will join an existing motivated and productive development team who is delivering enterprise-level solutions.
Responsibilities
This position is responsible for upholding the values and mission of the Information Technologies Department, this includes the establishment of customer service and satisfaction standards. Communication and understanding of customer objectives and our progress toward fulfilling these objectives is paramount to the success of this role.
This position will work in a team environment using a variety of technologies for building leading edge solutions for both internal, as well as customer-facing media playback solutions.
Management (DRM) and encryption. Technologies used include but are not limited to:
  • Work on the latest web technologies including: Angular, .Net Core, Web API and Typescript
  • Work on the latest technologies of .Net Core and .Net 4
  • Windows Server and Linux
  • Docker/Kubernetes

Professional Requirements
  • 8+/3+ years of C# experience
  • 6+/3+ years of ASP.NET development, including MVC 4/5 development
  • Strong Web Development: Typescript, HTML5 using frameworks like Angular or similar
  • Strong knowledge of object-oriented programming
  • Strong knowledge of web API/REST
  • Strong knowledge of documenting technical specifications
  • Experience with Git
  • Experience with using SQL Server as a backend preferred
  • Experience with Entity Framework
  • Experience with a Continuous integration toolset (Azure DevOps, Teamcity, or similar)
  • Experience with using SQL Server as a backend preferred
  • Experience with Entity Framework and Dapper
  • Significant experience writing unit tests for code including client script
  • Experience with Docker/Kubernetes as plus
  • Ability to quickly become productive with new technologies
  • Proven experience delivering solutions into production
  • Must be a self-starter
  • Excellent communication skills
  • Must be able to participate in design and code reviews
  • Must be able to assist team members in the completion of tasks and assignments to ensure project completion
  • Must be able to mentor junior development team staff and ensure completion of assigned projects by the team
  • Bachelor's Degree
  • Experience with streaming media and video is beneficial

Apply