We’ve researched and ranked the leading software companies in St. Louis helping businesses digitalize their processes, improve productivity and performance. Scroll down to the table to preview their rates, reviews, portfolios and awards and select the most appropriate partner for your needs.

Best St. Louis Software Development Firm Rankings

6 Companies-Rankings updated: September 03, 2026

DesignRush vets all agencies based on professional qualifications and verified customer feedback to help you choose confidently. Some featured agencies maintain paid sponsorships.

United States × Missouri × St. Louis × eCommerce ×Clear Filters
  • Sketch Development Services

    VerifiedVerified by the DesignRush team for authenticity and credibility.

    Build it. Run it. Own it.

    Sketch delivers AI-enabled custom software and DevOps via a subscription model with two-week delivery cycles, citing zero missed deadlines. Its team serves Fortune 500 clients and is best suited for product teams needing a transparent, agile dev partner without long-term contracts...

    Top Services:

    • Software Development
    • Cloud Consulting
    • UI/UX Design
    • eCommerce Development
    • DevOps Consulting
    • Show more
    Location
    St. Louis, Missouri
    Number of Employees
    Under 49
    Minimal Budget
    $50,000 & Up

    Sketch Development Services Services

    • Software Development
    • Cloud Consulting
    • UI/UX Design
    • eCommerce Development
    • DevOps Consulting
    • Staff Augmentation
    • AI Development
    • Software Testing
    • IT Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • U.S. Bank
    • Centene Corporation
    • Maritz
    • Change Healthcare
    • Stifel
    • Reinsurance Group of America (RGA)
    • bioMerieux
    • CareSource
    • CENTEGIX
    • Purina
    Data sourced from the agency's DesignRush profile

    Sketch Development Services Reviews & Testimonials

    • Monica
      Monica Review from Google
      5.0

      Monica's Review Sourced from Google

      Amazing and talented people. I’ve worked for both client and agency side and can can say their partnership is amazing. They truly care about ongoing operations and not just ending it at a project level. Highly recommend! Message me if you want specifics.

    • John Andesilich
      John Andesilich Review from Google
      5.0

      John Andesilich's Review Sourced from Google

      I own a marketing firm in Troy MO and I recently met with Calvin at Sketch Development Services to discuss a software development project I have been thinking about pursuing. He was very nice, easy to speak to and even though his field is a bit out of my knowledge base, he was able to explain things in a way that made perfect sense. I look forward to working with him and his team in the future and recommend anyone looking for a software or app development company to give them a try.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Custom tech designed to drive your business forward

    Odezzi builds custom automation, AI, and software systems that turn messy processes into reliable workflows. Drawing on experience in data-heavy, regulated industries, we use modern cloud platforms to deliver maintainable tech stacks built for long-term growth...

    Top Services:

    • Software Development
    • IT Services
    • AI Development
    • Big Data Analytics
    • Cloud Consulting
    • Show more
    Location
    St. Louis, Missouri
    Number of Employees
    Under 49
    Average Hourly Rate
    $110/hr
    Minimal Budget
    $10,000 - $25,000

    Odezzi Services

    • Software Development
    • IT Services
    • AI Development
    • Big Data Analytics
    • Cloud Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Software & IT Services Industry
    • AI Industry
    • Finance Industry
    • Legal Industry
    • Corporate Services
    • Education Industry
    Data sourced from the agency's DesignRush profile

    Odezzi Reviews & Testimonials

    • Robin Kerns
      Robin Kerns Owner at CivicMix
      5.0

      Software Development Review from Robin Kerns

      The team at Odezzi helped turn our unique, industry leading idea into reality! Very professional to work with and made sure we as a start up, had the support needed to execute the vision.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Strategy, Innovation, Growth

    Technology partners in the development and implementation of automated solutions on mobile and web platforms leading to digital transformation and sustainable growth...

    Top Services:

    • Web Development
    • eCommerce Development
    • Software Development
    • Mobile App Development
    • Big Data Analytics
    • Show more
    Location
    St. Louis, Missouri
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    2 Projects Listed

    Tecziq Solutions Services

    • Web Development
    • eCommerce Development
    • Software Development
    • Mobile App Development
    • Big Data Analytics
    • Staff Augmentation
    • AI Development
    • WordPress Website Design
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • GBiosciences
    • micehellenails
    • Nailfor
    • SmithAnalytical
    • IBoomerang
    • USABG
    • Apexhuman
    • Vallar
    • Vanloc
    • 123Clinic
    Data sourced from the agency's DesignRush profile

    Tecziq Solutions Reviews & Testimonials

    • Tashfeen Khan
      Tashfeen Khan Marketing manager at T7Gaming
      5.0

      Software Development Review from Tashfeen Khan

      We had to get an online social gambling application to be developed and after looking into the market we shortlisted Tecziq Solutions. The best part was there prior knowledge of our industry domain which was very helpful. They have a nice team and very co-operative and flexible. We found them to be very professional and top notch in terms of communication as well - quite prompt. We loved working with them and they are with us our technical partners.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Stress-Free Website Development, Maintenance, Logo Design, Copywriting Services.

    STL Website Development specializes in minimalistic website development, maintenance, logo design, and copywriting services, ensuring a professional touch in every project. The agency's approach prioritizes collaboration and creativity. As such, STL Website Development brings the client's vision to life while...

    Top Services:

    • Web Development
    • WordPress Website Design
    • Web Design
    • eCommerce Development
    • Logo Design
    • Show more
    Location
    St. Louis, Missouri
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    15 Projects Listed

    STL Website Development Services

    • Web Development
    • WordPress Website Design
    • Web Design
    • eCommerce Development
    • Logo Design
    • Software Development
    • IT Services
    • Cybersecurity
    • Mobile App Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • FavorHealth
    • CNX Corp
    • WhereMyRefundAt
    • LowVG
    • Archetypes At Work
    • Westwood Tax & Consulting
    • BeeSimplePets Care Services
    • Continuum Fit
    • Hilliard Law GA
    • Word of Life Christian Church
    Data sourced from the agency's DesignRush profile
  • Custom Software That Works In The Real World

    SoftDoes builds custom software, AI, and web applications for mid-market companies that need enterprise-grade results without the overhead of an in-house team. U.S.-based leadership. Full IP ownership. No lock-in...

    Top Services:

    • Software Development
    • AI Development
    • Mobile App Development
    • Web Development
    • UI/UX Design
    • Show more
    Location
    St. Louis, Missouri
    Number of Employees
    50 - 99
    Average Hourly Rate
    $75/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    1 Project Listed

    Soft Does Services

    • Software Development
    • AI Development
    • Mobile App Development
    • Web Development
    • UI/UX Design
    • Cloud Consulting
    • Blockchain
    • Software Testing
    • Digital Strategy
    • Big Data Analytics
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Altera
    • Brizacorp
    • Color and Harmony
    • FMY Orthodontics
    Data sourced from the agency's DesignRush profile
  • The Agency for Ambitious Brands

    Paradigm is a full-service marketing agency helping brands grow with confidence through branding, digital marketing, and web design. For 30 years, we've crafted powerful stories, built authentic connections, and delivered results that move brands forward...

    Top Services:

    • Digital Marketing
    • Branding
    • Web Development
    • Software Development
    • Web Design
    • Show more
    Location
    St. Louis, Missouri
    Number of Employees
    Under 49
    Average Hourly Rate
    $180/hr
    Minimal Budget
    $1,000 - $10,000

    Paradigm Services

    • Digital Marketing
    • Branding
    • Web Development
    • Software Development
    • Web Design
    • Print Design
    • Graphic Design
    • Mobile App Development
    • Content Marketing
    • SEO
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Nestlé Purina
    • Panera Bread Company
    • Spectrum
    • Wells Fargo Advisors
    • The Gateway Arch
    • Bethesda
    • Saint Louis University
    • The Muny
    • Brava Lubricants
    • Paraquad
    Data sourced from the agency's DesignRush profile

    Paradigm Reviews & Testimonials

    • Diane Mueller
      Diane Mueller Review from Google
      5.0

      Diane Mueller's Review Sourced from Google

      Paradigm has been great to work with on our website project. With all the customization our site needed, Paradigm always had a solution for us. Would not hesitate at all to give Paradigm any projects!

    • Bob Jenkins
      Bob Jenkins Review from Google
      5.0

      Bob Jenkins's Review Sourced from Google

      We chose PNMG to develop our website in 2018 and have been with them ever since! They are very conscientious of their work and the quality of the employees are top notch, not to mention the great support they add. We have monthly meetings to keep everything current and are very pleased we chose them to partner with!

    • Kristin Seymour MSN, RN, AHCNS-BC
      Kristin Seymour MSN, RN, AHCNS-BC Review from Google
      5.0

      Kristin Seymour MSN, RN, AHCNS-BC's Review Sourced from Google

      Paradigm New Media Group is the best in St. Louis for producing digital media. They are professional, responsive, & creative. Paradigm improved the navigation of my website and set up an e-commerce account that is user friendly. Paradigm delivers high-caliber digital media, and stayed within my budget- that is huge! Thanks guys!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews

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