Software engineering services

Evidence-based Pragmatic AI approach that increases engineering velocity by 27%+

N-iX's software engineering services combine proven delivery practices with a measured approach to AI adoption, applied across the full SDLC, from discovery to production.

Industry leaders that rely on our engineering expertise

N-iX client Bosch
N-iX client Siemens
N-iX client ebay
N-iX client Inditex
N-iX client AutoScout24
N-iX client Credit Agricole
N-iX client TotalEnergies
N-iX client AVL
N-iX client Innovation Group
N-iX client Questrade
N-iX client First Student
N-iX client ZIM

Engineering quality refined over 24 years of experience

Delivering software that performs depends on the synergy of qualified professionals, deep industry knowledge, mature processes, and the right technologies. N-iX brings these together across Product Management, Quality Assurance, Architecture Design, Cybersecurity, and Agile delivery, with AI applied where it proves its value. This is Pragmatic AI Software Engineering: our approach to AI in the SDLC measures what AI delivers on your codebase before we scale it.

We have spent over two decades building and refining engineering practices for enterprise clients, growing from a product company into a global software development service provider.

24

years of cross-domain experience

90+

enterprise clients, including Fortune 500 companies

2,400

AI-augmented engineers and tech experts

27%

average increase in engineering velocity through APEX (proprietary N-iX framework)

Software engineering solutions with measurable business impact

Engineering assessment and best practices implementation

We help you reduce risk, improve code quality, and control delivery costs. AI compresses the time-consuming parts of this work:

  • Code quality: code review, tech debt management, and related practices
  • CI/CD pipeline design and implementation
  • Architecture design and implementation
  • QA assessment
  • Project management: requirements definition, risk management, and more
  • Product management: value proposition, product strategy, etc.

AI-powered SDLC

We increase engineering velocity by embedding AI across the SDLC. Measurable results determine which AI-assisted workflows are expanded across delivery.

  • AI-assisted code generation and refactoring
  • AI-powered code review and technical debt management
  • Requirements analysis and specification
  • Test generation and QA workflows
  • Developer tooling and workflow automation
  • AI tool assessment, selection, and secure implementation
  • SDLC performance measurement using engineering and developer experience metrics
  • AI governance, security, and adoption enablemen

AI-driven application modernization

Accelerate modernization with AI-assisted analysis, refactoring, testing, and migration. We use AI to reduce manual effort and improve delivery efficiency.

  • Legacy code analysis and dependency mapping
  • AI-assisted code refactoring and remediation
  • Automated documentation and knowledge extraction
  • AI-supported architecture analysis and modernization planning
  • Test generation for legacy and modernized components
  • AI-assisted migration to modern frameworks and platforms
  • Technical debt identification and prioritization
  • Modernization workflow measurement and continuous improvement

AI-powered QA

We help you improve product quality, speed up delivery, and reduce rework.

  • QA automation consulting: assessment, tool selection, and automation strategy
  • End-to-end test automation across back-end services and user interfaces
  • Functional and regression testing automation
  • API, web services, and microservices automation
  • Performance testing automation: load, stress, and endurance
  • CI/CD integration for continuous validation
  • AI-driven QA: test generation, defect prediction, and self-healing tests

Product management

Maximize the value and success of your product, boost conversion rates, improve customer satisfaction, and increase profitability.

  • Value proposition deep-dive
  • Product strategy calibration
  • Customer development setup
  • Data Analytics systematization (North Star, KPI's & success metrics review)
  • Roadmap prioritization and visualization
  • PoC and MVP development

Experience design

Build products your users will love, improve customer loyalty and retention, boost sales, and gain a competitive edge.

  • Design research and discovery
  • AI-assisted ideation and feature validation
  • AI-accelerated wireframing and mock-ups
  • User interviews and usability testing
  • Interactive prototyping and AI-assisted testing
  • UI and interaction design

Agile transformation

Reduce development time and costs, eliminate waste, foster innovation, and increase time to market.

  • Agile assessment
  • Agile training and workshops
  • Agile product development
  • Scrum and Kanban implementation and consulting
  • DevOps
  • Organizational agility

Cybersecurity

Eliminate vulnerabilities in your systems, protect your business from cyberattacks, improve cyber resilience, and prevent data breaches & reputation damage.

  • Application security testing
  • Infrastructure penetration testing
  • Vulnerability management
  • Security architecture review and threat modeling
  • Secure SDLC consulting
  • DevSecOps and secure CI/CD consulting

APEX: Our framework for measuring AI’s impact before you scale it

APEX (Assess, Pilot, Expand, eXcel) is N-iX's AI engineering adoption framework. It provides a structured path from identifying where AI can create value to integrating it into core delivery workflows. Every phase has measurable evidence gates, so no AI initiative scales until the numbers justify it. In APEX engagements, this approach has delivered productivity gains of up to 80% in code generation, 70% in test case creation, and 60% in code review , measured on production work against the baseline captured during the Assess phase.

01
Assess
02
Pilot
03
Expand
04
eXceed

Assess (weeks 1–2): We establish a baseline before making any changes, mapping your existing workflows and identifying where AI can realistically help.

Pilot (weeks 3–6): N-iX engineers pair with one of your teams on your codebase during your sprints. Every workflow is measured before and after.

Expand (weeks 4–13): We scale the workflows that proved out to additional teams, using the pilot's documented results as evidence.

eXcel: We sustain the gains and extend the approach to new teams as your engineering maturity grows.

Success stories of our clients Case studies

Automotive supplier boosts employee productivity by 20% with advanced information search

  • Software engineering services
Case study
Case study

Telecom leader attracts over 200K new customers with innovative personal banking solutions

  • Software engineering services
Case study
Case study

Fortune 500 automotive supplier achieves 10x faster documentation generation

  • Software engineering services
Case study
Case study

How we ensure prime quality of our software engineering services

Top-tier experts

  • A rigorous tech interview process to hire the best experts across more than 25 global locations.
  • Competency mapping and regular technical evaluations of our talents to monitor and foster professional growth.
  • Focus on soft skills to facilitate effective communication and a cultural match.
  • Technology Office, which unites top consultants, solution architects, and engineers, fuels the adoption of innovative technologies, introduces best practices, and ensures service excellence.
  • Learning and Development Center, which identifies upskilling opportunities, addresses skill gaps, launches training programs, and encourages professional development.
  • Architecture University for aspiring solution architects who want to grow into a new role and build innovative solutions for our clients.
  • A mentorship program, which allows our specialists to learn from the best, share knowledge, and acquire new skills.
  • Support of professional certifications, including collaborative study groups and full reimbursement for certification fees.

Best-in-class processes

  • Agile approach to software development, which speeds up product delivery and improves software quality.
  • Engineering Excellence Center, which develops and introduces best practices, does internal and external engineering assessments and ensures top quality of our services.
  • Wide adoption of engineering best practices across our whole organization, including code reviews, automatic code inspections, tech debt management, CI/CD, etc.
  • Project Management Office, which promotes project management best practices and agile methodologies across all our projects.
  • Security woven into every phase of the AI SDLC, from design to deployment, so your software stays resistant to emerging threats.
  • CI/CD pipelines, set up to accelerate your development cycles, increase code quality, and ensure reliable system deployment.
  • A strong focus on Quality Assurance, which includes all types of testing, development of test strategies and test plans, selection of the best testing tools, set up of QA workflows, and more.

Software engineering as a service with N-iX: How it works

As a Pragmatic AI Software Engineering company, we apply AI at each stage where the evidence supports it, and scale only what the numbers justify.

What our clients say about us

What surprised me was how far the APEX framework reached beyond engineering. By month four, our business analysts, our QA team, and our developers were all running AI workflows. That's what got us into the top 5% on GenAI adoption within the EQT Group. We're still maturing our AI lifecycle, but N-iX gave us a spec-driven way of working that the rest of the organisation could pick up.

Greg Svitak

Chief Software Architect at WorkWave

N-iX client AgroVision

The people we had contact with are highly motivated and dedicated to finding the best solutions for our company and for sure do not have the mentality to only send invoices without delivery.

Kevin Coorevits

Manager of Technical Teams

N-iX client Cure Forward

I can tell N-iX is thinking about our project because they often bring back valuable input.

N-iX client Lebara

There is a good interaction, the N-iX team helps us with designing solutions and making sure that it’s done in a smart way that is future proof.

Lars Hoogweg

Head of Architecture and Exploration

N-iX client PrettyLittleThing

The team is highly professional, and their skill set is right on point.

Csaba Nagyidai

Lead developer

N-iX client Schibsted

The professionalism from N-iX is unparalleled. They can always get the job done.

Steven Chilver

Product Manager at Schibsted Media Group

Our technology leaders

Valentyn Kropov

Valentyn Kropov

Chief Technology Officer

Pawel Bulowski

Pawel Bulowski

Director, Head of AI Consulting

Mariya Miroshyna

Mariya Miroshyna

Experience Design Lead

Sergii Netesanyi

Sergii Netesanyi

Head of Solution Group

FAQ

N-iX provides custom software engineering services across the full product lifecycle: engineering assessment, quality assurance, product management, experience design, Agile transformation, cybersecurity, and more. Each service applies AI where it measurably improves delivery, backed by over two decades of enterprise engineering experience.

Software engineering as a service means N-iX owns delivery throughout the lifecycle, so you don't have to build internal capacity. We ideate, design, build, launch, and scale your product as one team.

We embed AI into real engineering workflows: coding, testing, code review, and documentation. Our engineers build these workflows alongside yours on production tasks, so the gains hold up in daily delivery.

APEX is N-iX's four-phase approach to AI adoption: Assess, Pilot, Expand, and eXcel. Each phase has an evidence gate, so no AI initiative scales until documented numbers justify it.

An APEX Phase 1 assessment runs for two weeks with one team and delivers documented before-and-after metrics. If the numbers don't move, the engagement stops there.

N-iX is tool-agnostic and works with agentic AI in the SDLC: GitHub Copilot, Cursor, Claude Code, and custom MCP servers. We help you find which tools deliver value on your actual work.

Quality comes from qualified engineers, mature processes, and disciplined testing, with AI used where it helps. Our software engineering solutions apply code reviews, CI/CD, and a dedicated QA practice across every project.

N-iX works with Fortune 500 companies and enterprise technology leaders across finance, manufacturing, supply chain, retail, and other domains. Our client relationships average over seven years.

To start working with N-iX as your software engineering services company, begin with an APEX assessment or a discovery conversation about your engineering goals. We establish a baseline first, then show you where AI and better engineering practices can help.

Contact us

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Trusted by

N-iX client Bosch
N-iX client Siemens
N-iX client ebay
N-iX client Inditex
N-iX client AutoScout24
N-iX client Credit Agricole
N-iX client TotalEnergies
N-iX client AVL
N-iX client Innovation Group
N-iX client Currencycloud
N-iX client Raisin
N-iX client Lebara

Our partners

N-iX partner AWS
N-iX partner Microsoft
N-iX partner Google
N-iX partner Snowflake
N-iX partner SAP
N-iX partner Palantir
N-iX partner Cursor

Compliance

ISO 27001
ISO 9001:2015
PSI
FSQS-NL