Software Code Audit Services
What Are Software Code Audit Services?
An independent code audit is a technical assessment that evaluates the quality, security, architecture, and maintainability of an application's source code. Unlike a standard code review, a code audit provides a comprehensive analysis of how your system performs today and how well it can support future growth.
What Can Our Source Code Analysis Identify?
- Security vulnerabilities and compliance breaches
- Technical debt accumulation
- Performance bottlenecks
- Scalability limitations
- Architectural weaknesses
- Documentation gaps
- Testing deficiencies
- Dependency risks
- CI/CD and DevOps inefficiencies
When Do You Need a Code Audit?
In general, a code inspection is needed whenever technical decisions can significantly impact product growth, its stability, or overall business outcomes.
Before Fundraising, M&A, or Technical Due Diligence
When preparing for fundraising, acquisitions, or investment rounds, stakeholders need a good understanding of the software behind the business. Code audit services for startups give the technical clarity needed to support corresponding decisions.
Before Scaling Your Product
Applications that work well for an MVP or a small user base may struggle if demand multiplies. A code audit before app scaling helps you spot potential problems and prepare your product for further expansion.
When Taking Over Code from Another Vendor
Transitioning development from an external vendor often comes with uncertainty. As an independent code audit company, SCAND helps establish a clear technical baseline before ownership changes hands.
When Development Becomes Slow
If releases take longer and small changes require much effort, there are likely hidden issues within the codebase. A code inspection helps uncover the reasons behind declining development productivity.
After Security Issues or Compliance Concerns
A security incident or new compliance requirements often indicate the need for a deeper assessment. A code audit helps recognize defects before they lead to larger operational or reputational problems.
Before Refactoring or Rebuilding
A complete rewrite is not always necessary. Before investing time and budget into modernization initiatives, it’s better to start with an audit that helps determine the most adequate path forward.
Before Cloud Migration or Technology Modernization
Migrating applications to the cloud, replacing outdated technologies, or modernizing legacy systems can cause unexpected issues. A code audit helps identify dependencies, architectural constraints, and compatibility limitations before substantial investments are made.
When Onboarding a New Engineering Team
New internal teams often need time to understand an existing codebase. A software code audit creates a clear technical baseline by documenting architecture decisions, technical debt, and critical problem areas, allowing teams to become productive way faster.
When AI-Generated Code Needs Humans
Currently, AI agents are good at creating new things. However, human intervention is often required to remove unnecessary or unmaintainable code. This often happens when you ask the AI ​​to do something minor, but it would require significant changes from a professional developer.
Types of Code Audit Services We Offer
SCAND offers multiple code inspection services suitable for specific scenarios. Our audits can be performed as standalone engagements or combined into a comprehensive source code analysis that evaluates your entire software ecosystem.
Product Audit: Innovations, Science, and Growth
Our experts conduct a detailed audit of the ideas behind the code, innovation, modernity, and use of scientific advances in the startup or product represented by this code.
Source Code Audit
Our source code inspection provides a comprehensive assessment of your software's overall health. We analyze code quality, architecture, security, performance, scalability, and testing practices to identify risks that may impact future development.
Code Quality Audit
A code quality audit centers around the long-term sustainability of your codebase. We evaluate readability, code complexity, duplication, naming conventions, and project structure to find all possible areas that may slow down engineering teams.
Code Security Audit
Our code security audit is part of comprehensive IT security audit services designed to identify application security risks before they cause damage. We evaluate code against OWASP guidelines, analyzing authentication mechanisms, access control systems, data handling methods, and dependency vulnerabilities.
Code Audit for AI-generated Code
Our code audit services also cover the codebase and specific code changes made by AI agents, including recommendations on the skill set of your agents.
AI-Powered Code Audit
For cases where customers require not only a single-step audit but also multiple code change tracking, we offer automated settings for AI agents that allow them to check key metrics and configure pipelines driven by automated AI code review.
Performance and Scalability Audit
When applications mature, performance issues can become severe problems. We evaluate database performance, resource consumption, and architectural limitations to determine whether your application can tolerate increasing traffic, new features, and larger datasets without compromising stability.
DevOps and Infrastructure Examination
Reliable software depends on efficient delivery processes and stable infrastructure. We assess CI/CD pipelines, deployment workflows, cloud environments, infrastructure configurations, and release management practices to identify operational risks and opportunities for improvement.
Third-Party Code Inspection
When inheriting software from another vendor, it's important to understand what you're taking over. Our third-party code assessment provides an independent assessment of the existing codebase, uncovering hidden flaws, missing documentation, outdated dependencies, and architectural weaknesses.
Startup Code Audit
Startups often prioritize speed, which can create problems when products grow. Our code analysis services for startups help founders validate if their MVP is safe, scalable, and production-ready.
Legacy Code Inspection
Legacy systems often contain years of accumulated technical debt, outdated technologies, and undocumented decisions. Auditing legacy code helps determine which components should be maintained, modernized, refactored, or replaced.
M&A and Technical Due Diligence Code Audit
Our technical due diligence audits provide founders, investors, and buyers with an objective assessment of software assets. These findings help stakeholders evaluate risks, estimate future investments, and make informed business decisions.
Trusted Software Development Company
For over 25 years, SCAND has been delivering secure, high-load software solutions for startups, SMBs, and global enterprises (including NASA, IBM, Cisco, FedEx, Bank of America, Siemens, and others). Our dedicated development teams support clients at every stage of the software development process — from idea and consulting to maintenance and support.
What We Check During a Code Audit
A software code examination should go far beyond reviewing individual files or identifying obvious bugs. Our engineers evaluate overall code quality, security, architecture, performance, infrastructure, and development processes.
Code Quality
We evaluate the overall health and maintainability of your codebase to determine how easy it is to understand, modify, and extend. Our engineers review readability, code complexity, duplication, naming conventions, and project structure.
Security
During security audits, we conduct a secure code review aligned with OWASP standards to find application security risks that could increase security, financial, and regulatory exposure. We assess authentication flows, access control mechanisms, data management practices, and dependency vulnerabilities.
Architecture
A strong software architecture is necessary for long-term growth. We analyze system design, modularity, service interactions, and integration patterns to find architectural gaps that may limit flexibility or create long-term risks.
Performance
Performance bottlenecks can negatively impact user experience and ongoing costs. We identify slow database queries, inefficient algorithms, unnecessary resource consumption, and other breaches that may degrade system responsiveness.
Scalability
When products grow, systems must support rising workloads without compromising performance. We evaluate whether your application can tolerate higher traffic volumes, new integrations, and expanding feature sets.
Technical Debt
Technical debt often accumulates gradually through quick fixes, legacy decisions, and outdated development practices. We do our best to discover areas where historical compromises create unnecessary complexity or increase future maintenance costs.
Test Coverage
Quality software depends on effective testing strategies. We review unit tests, integration tests, regression testing processes, and automation practices to reveal coverage gaps and minimize the risk of facing defects in production.
Documentation
Incomplete documentation can slow onboarding and create knowledge gaps among teams. We assess setup instructions, API documentation, architecture diagrams, onboarding materials, and technical notes to determine if your software can be properly maintained by current and future developers.
DevOps and CI/CD
We review build pipelines, deployment flows, environment configurations, release procedures, and infrastructure practices to uncover operational risks that may slow releases or impact system stability.
Built by Experts. Accelerated by AI.
We can enhance your solutions with AI tools where they bring real value or leave development completely traditional.
Code Audit Services for Startups, SaaS, Enterprises, and Investors
Every organization is different and faces different technical obstacles, which is why we do our best to adapt our services to specific client segments.
Startups
Startups need to move quickly without accumulating problems that may slow future growth. We help founders check whether their MVP is ready for the market and find problems that could become expensive to fix later.
SaaS Companies
As SaaS platforms grow, increasing traffic, new integrations, and expanding feature sets can expose hidden limitations. Our audits help teams spot risks and defects before they impact customers.
Enterprises
Large organizations often manage complex systems developed over many years. We help enterprises reduce technical debt, assess legacy applications, improve software quality, and plan modernization initiatives with greater confidence.
Investors
Our independent analyses provide investors and buyers with objective insights into software quality, system risks, and long-term durability before making strategic decisions.
Technologies We Audit
SCAND performs software code reviews across a wide range of modern technologies, platforms, and infrastructures at different stages of maturity, from startup MVPs to large-scale business systems.
Frontend
- React
- Angular
- Vue
- Svelte
- Webix
- TypeScript
- Legacy frameworks
Backend
- Java
- Spring
- Spring Boot
- J2EE
- .NET
- ASP.NET
- ASP.NET Core
- Razor
- Blazor
- EntityFramework
- Node.js
- NestJS
- ExpressJS
- TypeORM
- Python
- FastAPI
- Django
- PHP
- Go
Mobile
- iOS
- Android
- React Native
- Flutter
Web Platforms
- SaaS products
- Customer portals
- Enterprise systems
- Internal business applications
Infrastructure
- AWS
- Azure
- Google Cloud
- Docker
- Kubernetes
- CI/CD pipelines
Our Code Audit Process
Our software code inspection process is created to protect your software product and at the same time deliver clear and actionable findings.
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2. Repository Review and Automated Analysis
Our team reviews your repositories, technical documentation, and development work processes. We then use automated tools (including AI-based) to find code quality flaws, safety vulnerabilities, dependency risks, and performance obstacles.
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3. Expert Engineering Assessment
Senior developers, software architects, QA engineers, and DevOps specialists perform an in-depth manual review of your application. We assess architecture, scalability, maintainability, security, testing practices, and infrastructure readiness.
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4. Risk Prioritization and Report Preparation
We organize all findings by business impact and severity levels, highlighting critical, high, medium, and low-priority issues. Each finding includes clear technical explanations and practical recommendations.
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5. Findings Presentation and Optional Implementation Support
We present the results to your team and explain the recommended next steps. If needed, SCAND can also help implement improvements, modernize your system, and provide ongoing software development support.
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1. Discovery Call and Secure Access Setup
We start by understanding your goals, technical concerns, and project scope. Before accessing any repositories, we sign an NDA and establish secure source code access requirements to protect your intellectual property.
What You Get After the Code Audit
After the software code analysis, you receive a detailed report with clear findings, risk levels, and practical recommendations your team can immediately use. Here are the deliverables you can expect:
- Executive summary for CTOs, founders, and investors
- Code quality assessment
- Security findings
- Architecture and scalability risks
- Performance limitations
- Dependency and third-party library risks
- Test coverage review
- Documentation gaps
- Risk prioritization (Critical / High / Medium / Low) with a priority matrix
- Remediation roadmap
- Estimated effort for fixes
- Recommended next steps
- Post-audit support options
Need to Audit AI-Generated Code or an AI-Built MVP?
AI-generated code and vibe coding can speed up development, but they often create hidden risks. If your MVP was built with AI tools, we can help fix AI-generated code issues, stabilize an AI-generated MVP, and prepare it for sustainable growth.
Code Audit vs Code Review vs AI Code Review
Although code audit, code review, and AI-based code review services may seem similar, they solve different problems and are used at different stages of software development.
Service
Purpose
Scope
Typical Use Cases
Code Audit
Independent assessment of software health
Entire application
Scaling, due diligence, modernization
Code Review
Improve implementation quality
Individual features or pull requests
Daily development
AI Code Review
Evaluate AI-generated code
AI-assisted projects
AI MVP stabilization
Why Choose SCAND as Your Code Audit Company?
Our code audits provide actionable recommendations and practical improvement plans. Beyond inspections, SCAND also offers custom software development services and end-to-end engineering support when implementation assistance is required.
Independent, Vendor-Neutral Audits
Whether we're evaluating an internal app or software made by another vendor, we provide an objective view of risks, strengths, and improvement opportunities.
Senior Engineers Only
Each assessment is conducted by experienced software engineers with practical skills, enabling the identification of issues that might otherwise go unnoticed.
Secure NDA-First Process
We sign an NDA before accessing repositories and establish protected source code access procedures to make sure your applications remain protected.
Clear Business and Technical Recommendations
We don't deliver generic reports filled with technical jargon. Every finding is prioritized by business impact and accompanied by practical tips.
Software Audit Consulting
Beyond formal engagements, SCAND's engineers are available as software audit consultants for organizations that need targeted guidance on specific technical concerns without a full audit scope.
How Long Does a Code Audit Take?
The duration of a software code inspection depends on several factors. After an initial discovery call, we define the scope and provide a realistic timeline tailored to your project. The timeline may vary depending on:
- Number of repositories and codebase size
- Technology stack complexity
- Infrastructure and cloud environments
- Third-party integrations
- Documentation availability
- Security and compliance requirements
How Much Does a Code Audit Cost?
The cost of a software code inspection also varies. Since every project is different, SCAND provides a custom estimate after an initial discovery call and a review of your requirements. The final cost is typically influenced by the following factors:
- Application size
- Number of repositories
- Technology stack complexity
- Infrastructure requirements
- Security requirements
- Documentation availability
Latest Reviews from Our Clients
Sr. Account Director Mid-Market
Coupa Deutschland GmbH
It was a great experience working with Scand on e-Procurement projects during my time at OpusCapita. The team was professional and competent. Keep up the great work!
Managing Director
prodexa GmbH
The Scand team has been an incredibly reliable and skilled development partner for jCatalog for many years, consistently delivering high-quality services with a proactive approach.
Product Manager
jCatalog Software AG (or OpusCapita GmbH)
Over the years of working together, the Scand team has always been a reliable pillar of support for me. Along the way, we’ve built not only a strong professional relationship but also meaningful personal connections. It has truly been a pleasure collaborating with you.
Outsourcing Manager at Owlcat Games
Working with SCAND on customizing SourceGit was a genuinely positive experience. Their team was responsive, collaborative, and easy to work with throughout the project. We value their cooperative approach and would confidently recommend them as a reliable development partner.
Managing Product Owner at GIPmbh
We have been working with SCAND on the development of a custom Outlook Add-In that converts documents directly from Outlook and transfers them seamlessly into our software platform. We highly recommend them to anyone looking for a skilled and dependable software development team...
Chief Technology Officer
Wiztech Group
Great work on our products — web applications in the gaming domain. The Scand software developers worked highly professionally and made valuable contributions to the successful implementation of every project they were involved in.
Sales & Marketing Manager, Smartstaff AS
Throughout our long-standing collaboration, the team has consistently delivered high-quality service. Over time, we’ve developed a strong and genuinely friendly working relationship, which has positively influenced the outcomes of our joint efforts.
Founder of TreeNinjaAI
What might have taken 18 months was completed in about 6, with SCAND contributing for 3.5 months. Despite my non-engineering background, their support and modern AI capabilities enabled us to build unique features and integrations in a single application.
Code Audit Case Studies
Before investing in a software code analysis, many businesses want to understand the types of problems we solve. The following case studies showcase our experience working with complex applications, legacy systems, and high-growth products.
- React Native
- SaaS
- Node.js
- TypeScript
- React
- .NET
- C#
- React.js
- Spring Boot
- Node.js
FAQ
