Best Machine Learning Development Services Companies

STX Next vs EPAM Systems: full comparison for 2026

Last updated: July 2026

Quick verdict

STX Next (4.0/5) edges ahead of EPAM Systems (3.5/5) overall. STX Next is the better choice for python-first companies needing ML capability embedded within software products rather than standalone AI systems. EPAM Systems is the stronger option for large enterprises needing ML within large-scale platform engineering programmes and access to a proprietary AI orchestration platform. The right choice depends on your project size, budget, and required tech stack.

STX Next vs EPAM Systems: head-to-head summary

Criterion STX Next EPAM Systems
Founded 2005 1993
HQ Poznań, Poland Newtown, PA, USA
Team size 700–1,000 60,000+
Rating 4.0 / 5 3.5 / 5
Best for Python-first companies needing ML capability embedded within software products rather than standalone AI systems Large enterprises needing ML within large-scale platform engineering programmes and access to a proprietary AI orchestration platform
Pricing model Fixed project, dedicated team, T&M Dedicated team, T&M
Min. engagement $50K $200K+
Primary tech stack Python, Django, FastAPI Python, EPAM DIAL, AWS
Industries served Fintech, Healthcare, SaaS, E-commerce, Manufacturing Fintech, Healthcare, Manufacturing, SaaS, Logistics

STX Next vs EPAM Systems: overview

STX Next

STX Next is a software development company founded in 2005 and headquartered in Poznań, Poland, operating as Europe's largest Python software house with 700+ engineers. The firm's machine learning practice focuses on operationalising ML models within complete software products rather than delivering standalone ML components, reflecting its software engineering heritage. STX Next serves clients across fintech, SaaS, healthcare, and e-commerce with Python-native ML development, model integration, and MLOps infrastructure. The company has 20 years of software delivery history across European and US client bases.

EPAM Systems

EPAM Systems is a global software engineering and digital services company founded in 1993 and headquartered in Newtown, Pennsylvania, publicly listed on the NYSE with 62,000+ professionals across 55+ countries. The company's AI and ML services encompass data engineering, platform modernisation, advanced analytics, and AI/ML model development, alongside its proprietary EPAM DIAL enterprise AI orchestration platform. EPAM has positioned itself as a leader in AI transformation engineering, integrating ML capability within large digital product and platform engineering programmes.

Services and capabilities: STX Next vs EPAM Systems

Capability STX Next EPAM Systems
Custom ML development
Computer vision
NLP & text analytics
MLOps & deployment
Generative AI
ML consulting & strategy
Staff augmentation
Dedicated team model

Tech stack comparison: STX Next vs EPAM Systems

Framework / platform STX Next EPAM Systems
Python
PyTorch N/A
TensorFlow N/A
Scikit-learn N/A
AWS SageMaker N/A N/A
MLflow
Hugging Face N/A N/A
LangChain N/A N/A
Docker/Kubernetes N/A N/A
Databricks N/A

Pricing comparison: STX Next vs EPAM Systems

Criterion STX Next EPAM Systems
Minimum engagement $50K $200K+
Engagement models Fixed project, Dedicated team, Time & materials Dedicated team, Time & materials
Rate transparency Minimum disclosed Minimum disclosed
Price tier Accessible Accessible

Target audience comparison: STX Next vs EPAM Systems

Dimension STX Next EPAM Systems
Best company size Mid-market to enterprise Startup to mid-market
Best industries Fintech, Healthcare, SaaS Fintech, Healthcare, Manufacturing
Best use cases Python-native ML features built into web applications for fintech and healthcare, MLOps pipeline construction for data science teams going to production Enterprise AI transformation programmes for Fortune 500 organisations, EPAM DIAL deployment for enterprise LLM governance and AI orchestration
Typical project type Fixed project Dedicated team

STX Next vs EPAM Systems: pros and cons

STX Next
+ Europe's largest Python engineering firm with deep Python-native ML expertise
+ 700+ engineers give strong staffing depth for scaling concurrent programmes
+ 20-year track record provides risk comfort for long-term technology partnerships
+ ML integrated within software products reduces prototype-to-production handoff friction
+ Strong European market coverage with US and UK clients also served
- ML is one practice within a broader software development business rather than a primary specialisation
- Less focus on standalone AI/ML systems — best where ML is embedded in Python products
- $50K minimum may price out very early-stage ML exploration or PoC projects
EPAM Systems
+ Publicly listed company provides financial transparency and governance confidence
+ 62,000+ engineers deliver at a scale few ML development competitors can match
+ Proprietary EPAM DIAL AI orchestration platform for enterprise LLM management
+ AI transformation engineering positioning beyond standard ML delivery
+ 55+ country footprint supports global enterprise programme delivery and compliance
- Very high minimum engagement ($200K+) limits access to large enterprise budgets
- ML is one capability within a massive engineering conglomerate — specialist depth varies by practice and team
- Eastern European primary delivery requires business continuity planning for regulated clients

Who should choose STX Next?

STX Next is the right choice for python-first companies needing ML capability embedded within software products rather than standalone AI systems.

Europe's largest Python engineering firm with 700+ engineers, making ML a natural extension of existing Python product development. Minimum engagement starts at $50K. Works best with clients in Fintech, Healthcare, SaaS, E-commerce, Manufacturing.

Who should choose EPAM Systems?

EPAM Systems is the right choice for large enterprises needing ML within large-scale platform engineering programmes and access to a proprietary AI orchestration platform.

Publicly traded 62,000-person firm with proprietary EPAM DIAL AI orchestration platform and AI transformation engineering positioning for global enterprises. Minimum engagement starts at $200K+. Works best with clients in Fintech, Healthcare, Manufacturing, SaaS, Logistics.

Decision matrix: STX Next vs EPAM Systems

Your situation Recommended choice
You need full-ownership delivery on a defined project scope STX Next
You need a large dedicated team for an ongoing programme STX Next
Your budget is at the lower end STX Next
You need specialist depth in a specific vertical STX Next
You need staff augmentation or team extension Neither; consider alternatives that offer staff aug
You need consulting before committing to a build EPAM Systems

Use case fit: STX Next vs EPAM Systems

Use case STX Next fit EPAM Systems fit Winner
Python-native ML features built into web applications for fintech and healthcare Strong Limited STX Next
MLOps pipeline construction for data science teams going to production Strong Limited STX Next
Enterprise AI transformation programmes for Fortune 500 organisations Strong Strong Both equally
EPAM DIAL deployment for enterprise LLM governance and AI orchestration Limited Strong EPAM Systems
Fixed-price build Limited Limited Both equally
Staff augmentation Limited Limited Both equally

Verdict: STX Next vs EPAM Systems

STX Next (4.0/5) is the stronger overall choice for most Machine Learning Development projects. Europe's largest Python engineering firm with 700+ engineers, making ML a natural extension of existing Python product development. It is best for python-first companies needing ML capability embedded within software products rather than standalone AI systems.

EPAM Systems (3.5/5) is the better choice when large enterprises needing ML within large-scale platform engineering programmes and access to a proprietary AI orchestration platform. If your situation matches those criteria, EPAM Systems is a competitive option.

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STX Next vs EPAM Systems FAQ

Is STX Next better than EPAM Systems?

STX Next (4.0/5) scores higher overall, but "better" depends on your use case. STX Next is better for python-first companies needing ML capability embedded within software products rather than standalone AI systems. EPAM Systems is better for large enterprises needing ML within large-scale platform engineering programmes and access to a proprietary AI orchestration platform.

How do STX Next and EPAM Systems differ in pricing?

STX Next uses fixed project, dedicated team, t&m pricing with a minimum engagement of $50K. EPAM Systems uses dedicated team, t&m pricing with a minimum engagement of $200K+. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: STX Next or EPAM Systems?

STX Next is the larger team and typically the better enterprise-scale choice. For very large programmes, verify team size and compliance coverage directly with each company before shortlisting.

What are the main differences between STX Next and EPAM Systems?

STX Next's primary differentiator is: europe's largest python engineering firm with 700+ engineers, making ml a natural extension of existing python product development. EPAM Systems's primary differentiator is: publicly traded 62,000-person firm with proprietary epam dial ai orchestration platform and ai transformation engineering positioning for global enterprises. They also differ in team size (700–1,000 vs 60,000+), minimum engagement ($50K vs $200K+), and primary industries served (Fintech, Healthcare vs Fintech, Healthcare).

Last reviewed: July 2026. Verify all details directly with each company before making a decision.