21 Best Offshore Software Development Outsourcing Companies for USA (2026)

US companies are constantly looking for ways to develop software faster while keeping costs manageable. Many turn to top offshore software development outsourcing companies to solve this challenge. These partners bring experienced teams, advanced technical skills, and efficient workflows that help businesses launch products quicker and more affordably than going it alone.

What makes the leading offshore software development outsourcing companies stand out is their ability to integrate smoothly with your existing processes. They emphasize clear communication, consistent delivery, and a real focus on business outcomes. The right partner doesn’t just build software – they help drive measurable growth for your company.

1. Lengreo

We, Lengreo, help US companies accelerate their software development through smart offshore outsourcing. Instead of building large in-house teams from scratch, many American businesses partner with us to obtain reliable development capacity at a more cost-effective rate. We combine our technical skills with clear communication so the work feels like an extension of the client’s own team.

Our delivery centres are located in Central Europe, which makes time zone overlap with the US very convenient. We handle full-cycle website and software development projects – from initial business analysis and prototyping to actual coding, testing, and ongoing support. At the same time, we support clients with B2B marketing activities that bring in qualified leads and help scale their growth.

Key Highlights:

We specialize in offshore software development for US clients
Convenient timezone alignment with American businesses
Offices in Amsterdam and Kharkiv
Strong focus on both development and lead generation

Services:

Offshore software development outsourcing
Full-cycle development from discovery to support
B2B digital marketing strategy
SEO and website optimization
Paid ads on LinkedIn and Meta
Hyper-personalized lead generation
Appointment setting campaigns

Contact Information:

Website: Lengreo.com
Phone: +31 686 147 566
Email: [email protected]
Address: Vrijstraat 9 C/D, 5611 AT Eindhoven, Netherlands
LinkedIn: Lengreo
Twitter: @Lengreo
Instagram: @lengreo

Our cases

Creator Subscription Platform

B2B Directory Platform

CUSTOM LOGISTICS PLATFORM

2. Hyperl1ne

HyperL1ne is a one-stop development partner that combines business analysis, technical expertise, and a straightforward approach to help businesses build digital products that deliver real value. Rather than focusing solely on development, their team starts by understanding business objectives, ensuring that every decision contributes to measurable outcomes and long-term success.

With transparent collaboration and a team of experienced specialists, HyperL1ne supports companies throughout the entire product journey – from validating ideas and defining requirements to development, optimization, and ongoing support.

Depending on where a business is in its journey, HyperL1ne provides tailored expertise to help move it forward. Whether it’s a startup bringing a new product to life, an established company refining an existing solution, or a growing business looking to optimize processes and scale efficiently, their team adapts to the unique challenges of each stage.

Their core services include:
Product Discovery & Validation
Business Analysis
Technical Consulting
UX/UI Design
Web Development
Mobile App Development
Custom Software Development
E-commerce Development
Progressive Web App (PWA) Development
Quality Assurance (QA)
Ongoing Development Support & Optimization

3. Sollarix

Sollarix is a full-cycle digital agency that brings strategy, development, and marketing together under one roof to help businesses build digital products that grow. Instead of treating design, development, and SEO as separate projects handled by scattered vendors, their team works within a single connected system – so every website, app, or platform is built with performance, visibility, and long-term growth in mind from day one.

With over 15 years of experience and 100+ SEO projects delivered across 11+ industries, Sollarix guides companies through every stage of their digital journey – from product discovery and business analysis to development, launch, and continuous optimization. Their process follows three clear phases: Discover, Build, and Grow.

Sollarix works with startups launching their first product, SMEs modernizing outdated platforms, and established businesses looking to scale. Their team has hands-on experience with B2B companies, e-commerce brands, and SaaS products, as well as fintech, healthcare, education, logistics, and legal businesses.

Their core services include:
Product Discovery & Business Analysis
Technical Consulting
UX/UI Design
Web Development
Mobile App Development
Custom Software Development
E-commerce Development
Progressive Web App (PWA) Development
AI Tools & Automation
CRM & Internal Tools
SEO, AI SEO & GEO
Quality Assurance (QA) & Ongoing Support

4. ScienceSoft

ScienceSoft operates from headquarters in Texas with delivery centers located in Europe and Mexico. The company focuses on healthcare, fintech, and enterprise software projects. Projects often follow Scrum with short iterations, though Waterfall gets used for projects with fixed requirements or strict compliance needs. Some work shifts to Kanban when support or ongoing evolution becomes the priority.

Clients in regulated sectors appreciate the structured quality processes and the range of supporting services that come alongside development. ScienceSoft handles custom software builds, application management, testing, data analytics, and cybersecurity tasks. The approach combines different methodologies depending on the project stage.