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  • Sayantan Roy

    Sr. Solution Architect

  • Published: Jun 29,2025

  • 13 minutes read

Building an Accounting Software like Xero Step-By-Step Guide

Build Software like Xero
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    “Because spreadsheets are so 1999, and your business deserves much better math than that.”

    Reality hits, Excel sheets, despite having a nostalgic charm, don’t fit your current business needs. With the rise in workloads and users, your business must scale beyond coffee shop budgets and pocket calculators.

    And here you need something stronger, something smarter, and something that doesn’t crash when you accidentally insert a pivot table in the wrong cell.

    Say hello to accounting software.

    Designed for accuracy and efficiency, accounting software automates financial tasks like invoicing, bookkeeping, revenue and expense tracking, and reporting. It empowers businesses to manage cash flow, stay tax compliant, and make informed decisions with real-time financial data.

    Accounting Software 101: What It Is and Who’s Leading the Pack

    Accounting software is a computerized application designed to facilitate and streamline the financial management of a company. Accounting software can create invoices, record expenses and income, compute taxes and returns, and produce reports that reflect the current financial position of the company. 

    Accounting software reduces manual data entry, which reduces the risks of errors and improves efficiency and compliance standards. It allows users to have complete visibility into the financial elements of the business, regardless of its size, whether it is a startup or an established firm.

    This visibility supports the ability to make more well-informed decisions that support compliance, or improved efficiencies through an effective financial strategy for current operations and beyond. 

    Key features include:

    • Invoicing and billing automation
    • Expense and income tracking
    • Tax calculation and filing support
    • Bank reconciliation
    • Financial reporting and dashboards

    Who’s Leading the Pack?

    The leading solutions in the accounting software are 

    • Xero
    • QuickBooks
    • FreshBooks

    In today’s cloud-powered, number-crunching world, accounting software for small businesses is more than just an option; it’s a survival kit. 

    And here, platforms like Xero have set a standard. 

    But here’s the exciting part: today, you no longer have to just admire Xero from a distance;  instead, you can actually step onto this business trend and develop an accounting software like Xero. 

    Whether you’re a SaaS entrepreneur or a custom software development company looking to launch a killer accounting product, you can easily put together an accounting software if you know exactly which levers to pull. Ready to learn how to build an accounting software that actually works, its features, functionalities, and benefits? 

    Let’s take an “audit trail.”

    What is Xero?

    Xero is a cloud accounting software tailored to manage finances for small and medium-sized businesses. Users can easily track expenses, create invoices, generate financial reports, and reconcile bank transactions. 

    Its intuitive and accessible interface makes it one of the best software for accounting for accountants, business owners, and financial professionals.

     According to research, Xero is expected to grow at a rapid CAGR of 1.87% per year and would reach an estimated value of US$0.42 trillion by 2029. 

    What Makes Xero So Popular, And Can You Really Build Something Similar?

    Let’s address the million-dollar question, Xero. Why is everyone obsessed with it?

    Xero’s not just an accounting tool; it’s math magic. It delivers a sleek UI, seamless bank syncs, and robust accounting features without overwhelming the user. 

    You can think of it as the Apple of accounting software — clean, intuitive, and somehow makes taxes feel easy-breezy.

    So what makes Xero the best software for accounting?

    The features that make Xero a class apart are the following: 

    • Cloud-native design: Clean installations and mobile and desktop responsiveness.
    • Bank feed integrations: Automate transaction imports like a boss.
    • Invoice to payment in one flow: Send, track, and reconcile payments easily.
    • Multi-currency support: Deal with multiple currencies without limitations.
    • Built-in reports: Get real-time cash flow and balance sheets at the tip of your fingers. 

    But here’s a million-dollar question: all of this isn’t exclusive to Xero?

    With the expertise of Unified Infotech and the right custom software development services, a clear vision, and a dash of audacity, you can build something equally, if not more, powerful and more tailored to your requirements.

    How is Xero Different

    What are the Main Components of an Accounting Software?

    What should accounting software do? Just math? Or something more? Let’s find out here. 

    These are the components of a custom accounting software for businesses: 

    • Transaction Categorization: Manually input or sync invoices, expenses, and payments with bank accounts. 
    • Data Entry: Easy auto-categorization transactions using rules for better accuracy and organization.
    • Generating Reports: Create real-time reports like balance sheets and income statements.
    • Bank Reconciliation: Match recorded transactions with bank data to spot errors and ensure accuracy.
    • Tax Calculation: Calculate tax automatically to reduce errors and ensure compliance.
    • Financial Forecasting: Analyze data trends to predict future earnings and support business forecasting.

    How to Build Accounting Software like Xero?

    Thinking about Xero software alternatives? Well, someone’s got to talk about it. So, why not you? 

    “Because managing money shouldn’t be as hard as making it.”

    As businesses go digital and receipts become paperless, the need for easy-to-use and powerful accounting platforms is now greater than ever.

    But let’s face it, eyeing the FinTech software development throne and thinking of building accounting software like Xero isn’t a weekend project. It’s a strategic, step-by-step process that needs proper planning, the right team, and a sprinkle of patience.

    Here is how to build a cloud accounting software like Xero – 

    1. Conduct Market Research: The GPS to Your Product’s Success

    Before you start writing code for your login screens or designing invoice templates, dig deeper into the market. In-depth market research gives your product a reality check.

    With market research, answer these golden questions:

    • What challenges are users facing with tools like Xero?
    • What do small and mid-sized businesses really need?
    • What’s missing in the current accounting software?
    • How is such software priced?

    Also, you’ll need to look at:

    • Tech adoption in your target region
    • Competitor features and user reviews
    • Compliance and regulatory challenges
    • Online bookkeeping software development trends

    This step doesn’t just identify gaps; it defines your unique selling proposition (USP) and shapes your software’s vision. Nail this, and the rest gets rolling.

    1. Build a Prototype: Your Idea, Visualized

    If market research is your blueprint, then the prototype is your concept car.

    Though it’s not yet ready to hit the road, but ready enough to give your users something to test-drive.

    With a prototype, you can:

    • Visualize key features like invoice generation, expense tracking, and report dashboards
    • Identify user journeys
    • Find issues early in UX or workflow logic
    • Get stakeholders and investors on the same page

    And the golden rule here is not to be perfect, but to learn and build with tools like Figma, Adobe XD, etc., and deliver clickable prototypes that replicate the real deal without a single line of code.

    1. Contact a Development Company: Your Tech Co-Driver

    Now that you’ve validated the idea and built the prototype, it’s time to find the right software product development company that doesn’t just build products, but tailors them for you.

    The perfect development partner must:

    When reaching out to a partner, you must clearly define your project scope, must-have features, project timelines, agile methodologies, and collaboration tools, and estimate the cost to build accounting software. 

    A good development partner acts like a co-pilot. They follow your map and also help you reroute if you hit a roadblock.

    1. Design App Interface: Function + Form = User Delight

    Is design just about looking pretty? Nah!

    The goal here is to build a clean, intuitive UI that provides first-time business owners with easy navigation. 

    To design like a pro, focus on intuitive navigation, dashboard layout, visual hierarchy, wireframing, high-fidelity mockups, and accessibility. 

    Furthermore, mobile responsiveness is key. Many users prefer on-the-go functionalities over desktop-only features. 

    1. Integrate APIs: The Power Behind the Dashboard

    Time to focus on integrations, the unsung heroes of your accounting platform. 

    APIs bridge the gap between your software and banks, tax calculators, payment processors, CRMs, etc. Some of the must-have integrations are bank feeds, payment gateways, tax tools, payroll & HR APIs, and AI modules.

    1. Test & Secure: Because Bugs are Bad for Business

    You’ve built it, now it’s time to test it. Everything from login screens, tax reports, to error messages should be put to the test and validated for functionality.

    What should you test for?

    • Functional 
    • Security
    • Load testing
    • User Acceptance Testing (UAT)

    Thought of the day: Security is not just important to accounting. Any and every industry must maintain security, online or offline. Any breach, even a small hack, and your integrity is gone for a toss. 

    Key Testing Parameters for Custom Software Development
    1. Software Launch: Lights, Camera, Ledger!

    The 1s and the 0s are all done…It’s time to shoot.  

    Steps involved with successful launching include – 

    • Soft launch with beta testers
    • Bug fixing based on feedback
    • iOS/Android rollout
    • Email onboarding flows and tutorials

    Need to grab attention? Willing to tell people your product exists? 

    Pairing your release with a content strategy and PR outreach is the best way to go about it.

    1. Platform Maintenance: The Real Work Begins Now

    Post-launch is when the real job begins. Users will demand new upgrades and features. Bugs will gradually creep in. APIs will for sure evolve. And the answer to all is maintenance. It is your way of saying, “We’re in this together and for the long haul.”

    Maintaining your cloud accounting software includes –  

    • Regular bug fixes 
    • Performance optimization
    • Alignment with compliance 
    • Updating tax laws and API versions
    • Surveying users 
    • Releasing new features based on feedback
    • Scaling as the user base grows

    Maintenance is like customer retention insurance. The longer you keep your product reliable, optimized, and functionable, the more your users will stick to your product.

    How to Build Accounting Software

    Ready to build the next Xero?

    Contact Us

    What Robust Accounting Features Should Your Software Have?

    Key Features of Accounting Software

    Your accounting software should be packed with features that make it one-of-a-kind for your business and needs. Here are the key features of accounting software – 

    1. Invoicing & Billing

    Investors have the opportunity to build software similar to Xero, which allows users to generate and send professional invoices through an automatic method that tracks payment due dates and makes payments. This reduces the use of manual billing and helps to streamline the payment lifecycle.

    1. Expense Tracking

    Business owners can log and categorize business-related expenses in real-time, which helps users track cash flow and determine cost reduction in their operations. This means users can, with Xero clone software, track receipts and invoices effortlessly.

    1. Financial Reporting

    A software like Xero should be able to generate vital reports such as profit and loss statements and balance sheets, allowing companies to assess their financial health and make accurate decisions.

    1. Bank Reconciliation

    Different bookkeeping apps auto-match transactions from bank statements to recorded entries to provide consistency and to catch discrepancies earlier in the process and simplify monthly reconciliation tasks.

    1. Tax Management

    Similar accounting software like Xero should have similar functionalities to account for taxes based on income and expenses, which can be very helpful for small businesses to stay tax compliant. It makes tax reporting and tax filing comparatively easy.

    1. Payroll Management

    Many bookkeeping apps offer payroll options. For companies, it will help with calculating wages, deductions, and employee benefits, and assist in the proper tracking and maintenance of pay dates. It will also assist in withholding taxes and reporting taxes owed.

    1. Multi-Currency Support

    If you are a global company, your cloud accounting software must handle transactions in multiple currencies and automatically convert them based on exchange rates. 

    If you are investing in Al accounting software,  you can have accurate reporting across borders.

    1. Budgeting & Forecasting

    The best software for accounting is one where users can decide budgets and forecast future income and expenses. This feature allows businesses to plan, determine financial issues that may occur, and make informed choices.

    1. Audit Trails

    A bookkeeping software provides a detailed record of transactions, changes made, and creates an audit trail with transparency that can aid auditing. It keeps a version history of changes made, identifying who made the changes and when.

    Consider working on a Google Doc; when you click on File and then version history, you get the details of who edited your file at what time. Your accounting software should be able to do just that. 

    1. Cloud Accessibility

    Cloud-based accounting software allows a user to access their financial data from anywhere and on any device. Using your software, a business must be able to ensure flexibility and efficiency across teams with real-time collaboration.

    Other “Wow” factor features include OCR integration, AI-powered categorization, inventory management, and more. 

    Why Choose Custom Development Instead of Off-the-Shelf Tools?

    We hear the buzz!!! Yes, yes, we know…off-the-shelf is quick. Plug and play. 

    But just like pre-packaged meals, off-the-shelf software can’t always satisfy your hunger for being different than your peers.

    Cookie-cutter barely cuts it when it comes to financial software. That’s why custom accounting software development is on fire.

    The Power of Going Custom: Explained

    • Customized Workflows: Automate your software development approach, for you, how, and when required.
    • Better UX: Design with your team’s experience and user requirements in mind.
    • Scalable Systems: Add new features as your company grows.
    • Deeper Integration: Connect with your ERP, CRM, or even tools that no SaaS supports.
    • Competitive Edge: Build proprietary features that competitors can’t copy.

    When you partner with a custom software development company, you don’t just buy code; you develop accounting software that reflects your DNA. 

    And to be honest, when you develop accounting software like Xero, you give your team a tool that works faster and better.

    Why Choose Custom Development

    What Are the Benefits of Developing Accounting Software from Scratch?

    When you build cloud-based accounting software, you don’t just write code; you craft efficiency, accuracy, and trust. 

    If you are on this path, you must know the benefits of software development from scratch, as listed here – 

    • Data Ownership: You get complete control of your sensitive financial information.
    • Enhanced Security: Consider banking-grade encryption, secure APIs, and controlled access.
    • Fewer Manual Errors: Reduce human error with smart rules, validation, and automation.
    • Increased Productivity: Automate time-consuming workflows to allow your team to focus on what’s more important.
    • Customer Confidence: Present polished invoices, real-time reports, and beautiful dashboards.

    Aim to establish long-term financial management for businesses, custom software is your only path to achieve what you need without limitations and waiting for feature updates.

    Benefits of Developing Accounting Software from Scratch

    Conclusion? The Beginning of the End

    Time to Build? Heck Yes.

    By now, you’ve seen all that was behind the scenes. You know why Xero is so popular, what features make it the benchmark and above others, and how custom beats cookie-cutter when it comes to managing money like a boss.

    Whether you’re completely new to this industry or have been struggling to hack ten tools together, the road to better accounting starts with a bold decision.

    And the kicker? You don’t need to beat the giants. What you actually need is the right partner for accounting software development to turn your vision into a reality.

    So what are you waiting for? Go ahead and build the accounting tool that balances more than just the numbers. 

    Need help?

    Contact Us

    Sayantan Roy

    Sr. Solution Architect

    "Sayantan Roy is the Senior Solution Architect at Unified Infotech. He ensures every project achieves optimal performance and functionality. Being the visionary architect behind complex and innovative solutions, Sayantan meets client needs precisely.”

    Frequently Asked Questions (FAQs)

    How much does it cost to build accounting software like Xero?

    The estimated investment for building accounting software similar to Xero could fall anywhere in the $50,000 to $250,000+ range, depending on the complexity, features, and your development partner. If you are only developing a basic MVP with only a few modules, such as an invoicing module, expense tracking module, and reports, then you could expect to spend toward the lower end of the range. If you are planning to add features like payroll, multi-currency, which also adds complexity, AI-Powered forecast analytics, and bank feed (API) automation, and or a basic mobile app, naturally, it would cost you more.

    What are the key features to include when building accounting software like Xero?

    Here are the essential features to include when building accounting software like Xero: 

    • Invoicing & Billing
    • Expense Tracking
    • Bank Reconciliation
    • Financial Reporting
    • Tax Calculation
    • Multi-Currency Support
    • User Permissions
    • Integrations
    • Mobile Access

    What technology stack is required to build accounting software like Xero?

    A popular tech combo required for building robust accounting software includes:

    • Frontend: React.js or Angular for dynamic, responsive UI
    • Database: PostgreSQL or MongoDB for storing structured and unstructured financial data
    • Backend: Node.js, Ruby on Rails, or Django for logic and APIs
    • Security: SSL encryption, OAuth 2.0, and secure token storage
    • Cloud Infrastructure: AWS, Google Cloud, or Azure for hosting and scalability
    • Mobile: React Native or Flutter for cross-platform app development. 

    This stack offers agility and scope to scale as your business grows.

    How long does it take to develop cloud-based accounting software like Xero?

    It typically takes somewhere around 6 to 12 months on average to build a cloud-based accounting software from scratch, including discovery/prototyping and deployment. The MVP with only core functionalities could take 3 to 4 months, but every advanced module, extra mobile version, and integration will continue to push the timeline further. It is important to note that you can use an Agile framework, which would allow you to release sooner, get feedback faster, and plan your next iteration more intelligently.

    How can I ensure the security of financial data in accounting software like Xero?

    Security is non-negotiable. When handling sensitive financial information, here’s what you must focus on:

    • End-to-End Encryption
    • Two-Factor Authentication (2FA)
    • Role-Based Access
    • Regular Penetration Testing
    • Compliance

    Security should be a core feature and not an afterthought.

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