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I'm looking for a skilled developer to integrate Square as a payment gateway on my WordPress site. The integration will only be for one-time payments. Key Requirements: - Experience with WordPress - Expertise in integrating Square payment gateway - Ability to ensure secure and smooth transaction processing Ideal Skills and Experience: - Proficiency in WordPress plugins and payment systems - Strong understanding of e-commerce and payment security - Previous experience with similar projects Please provide examples of your work and an estimated timeline for completion.
Project ID: 40562571
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282 freelancers are bidding on average $392 USD for this job

Hi, I’m an experienced WordPress developer with hands-on expertise in Square payment gateway integrations for secure one-time transactions. I can implement and configure the integration, ensure smooth payment processing, and thoroughly test the checkout flow for reliability and security. My experience with WordPress plugins, payment systems, and e-commerce best practices allows me to deliver a stable solution quickly while maintaining a seamless user experience. lets discuss in chat as I have some queries to ask regarding the project to proceed further.
$250 USD in 3 days
9.8
9.8

Hi, I hope you're doing well! I'd love to help you integrate Square for one-time payments on your WordPress site. Here's my approach: Square Plugin Setup: Install and configure the right plugin for smooth integration. Secure Transactions: Ensure PCI-compliant, safe payment processing. Testing: Full end-to-end testing before going live. A few questions to better understand your needs: 1. Do you already have a Square account set up, or will that need to be created? 2. Which page or checkout flow should the payment form appear on? 3. Do you have a preferred timeline or a launch deadline in mind? Looking forward to getting this done for you! Azeem Amin
$700 USD in 7 days
9.1
9.1

Hi there, We understand you're looking to integrate Square as a payment gateway on your WordPress site for one-time payments, ensuring secure and smooth transactions. With our expertise in WordPress and payment gateway integrations, including previous projects like the online shop for a Scandinavian fashion brand using WooCommerce and custom design, we're confident in our ability to deliver. Our team has 17 years of experience in web development and a strong understanding of e-commerce and payment security. We'll ensure a secure and seamless integration of Square for one-time payments on your WordPress site. Can you please share if you have any existing WordPress plugins or themes that we should be aware of to ensure compatibility with the Square payment gateway integration? Feel free to message us to discuss the details! — Webbook Studio
$530 USD in 10 days
9.2
9.2

Hi! I can integrate Square as a secure one-time payment gateway on your WordPress website, ensuring a smooth and reliable checkout experience. I have experience with WordPress payment integrations and will configure Square, test transactions, and ensure compatibility with your current setup while following security best practices. I’ll also verify the integration across devices and provide guidance on managing payments after deployment.
$250 USD in 2 days
9.1
9.1

Hi Hritvi, Drawing from my extensive experience with WordPress and proficiency in CSS, HTML, PHP, and WordPress, I am well-versed to tackle your Square Payment Gateway Integration project. My portfolio includes numerous successful integrations of payment gateways to diverse WordPress sites ensuring secure and smooth transaction processing on each one.
$250 USD in 1 day
8.8
8.8

Hello, I see you need to integrate Square as a payment gateway on your WordPress site for one-time payments. This is crucial for ensuring smooth and secure transactions for your users. I can help you seamlessly integrate Square into your website by leveraging my experience with WordPress and payment gateway integrations. My approach will involve the following steps: - Set up and configure the Square payment gateway API on your WordPress site. - Customize and test the integration to ensure it aligns with your site's design and provides a seamless user experience. - Implement robust security measures to protect your users' sensitive information during transactions. - Conduct thorough testing to ensure the integration works flawlessly across various scenarios and devices. This solution will be tailored to meet your site's specific needs, ensuring reliability and efficiency in payment processing. Best Regards, Khorshed Alam, RS Software
$250 USD in 3 days
9.6
9.6

Hi, since it's one-time payments only, I'd go with Square's Web Payments SDK directly rather than a bloated plugin that also drags in subscriptions and inventory syncing you don't need. Keeps the checkout lighter and easier to secure. I can wire it into your theme or a lightweight custom plugin, tokenize card data client-side so raw card numbers never touch your server, and test the sandbox flow before going live. Happy to build a quick working demo first on a test page so you can see the checkout actually process a payment before we agree on anything bigger. We're a small dev team out of Pakistan, been on Freelancer since 2008, mostly JS/PHP stack work. Can turn this around in 3-4 days once I see site access. What's your current setup, a page builder like Elementor or a custom theme?
$562.50 USD in 5 days
8.8
8.8

Hi — Elias here from Miami. I see you're looking to integrate Square as a payment gateway on your WordPress site. This can be straightforward, but there are a couple of common pitfalls to watch out for. Sometimes, issues arise with the API connections or payment confirmation processes, which can lead to frustrating customer experiences. From my experience, ensuring that the integration is seamless requires careful attention to both the technical setup and the user interface. I typically approach this by first testing the API connections in a staging environment before moving to the live site. This helps catch any potential issues early on. To get started, I’d like to know: 1. Have you already set up a Square account, or do you need assistance with that? 2. Are there any specific features or customizations you want for the payment process? Looking forward to hearing more about your project.
$500 USD in 3 days
8.3
8.3

Hi there, I will get Square set up on your WordPress site for one-time payments, with secure token handling so card data never touches your server directly. One thing I always do with Square integrations is test the full payment flow on a staging copy first, so your live site stays untouched until everything processes correctly. Questions: 1) Are you using WooCommerce, or is this a standalone payment form on a specific page? 2) Do you need any post-payment actions like email receipts or order logging in the dashboard? I am happy to share two relevant examples in our chat. Send me a message and we can go over the details. Best regards, Kamran
$281 USD in 10 days
8.5
8.5

Hello, I’ve looked closely at your Square gateway need, and the real challenge is keeping one-time payments smooth without introducing checkout friction or security gaps. I’ve integrated payment systems into WordPress sites before, including custom plugin work and WooCommerce-based setups, so I can wire Square in cleanly and test the full transaction flow end to end. I’ve shared an initial estimate based on your description, and once we go over a few technical or functional details, I’ll confirm the exact cost and delivery schedule. I’ll make sure the integration is secure, stable, and aligned with your current WordPress setup, whether it’s a plugin-based connection or a custom implementation. If you’d like, I can review your site structure and payment flow first, then map the quickest safe path forward. Do you want Square added through an existing plugin, or should I build a custom WordPress integration for the one-time checkout? Thanks, Asad
$250 USD in 10 days
8.4
8.4

Hi There, I can help you integrate Square as a payment gateway for one-time payments smoothly and securely. With over 10+ years of experience in WordPress development, I have successfully integrated various payment gateways, including Square, ensuring secure transaction processing. I’m familiar with WordPress plugins and understand the importance of e-commerce security, which is crucial for a seamless user experience. I’d love to discuss the details further and get started right away. Let me know if you’re ready to proceed! Best Regards, Priyanka
$250 USD in 2 days
8.5
8.5

Hello, Hope you are doing well, With 10+ years of experience in WordPress and payment gateway integrations, including Square and other leading payment solutions, I've successfully completed similar projects and can share relevant examples during our chat. Let's connect to discuss your website setup, timeline, and the best approach to complete the integration efficiently. thank you Regards Gaurav Garg
$500 USD in 7 days
8.6
8.6

Dear Client, I am ready to help you on Immediate basis. I would love to discuss further, ASAP you schedule the interview. I am an experienced Full-Stack website developer, Develop near about 550 websites. I can create custom CRM, Laravel, ERP, Custom Plugin, Wix, WordPress, SquareSpace, Webflow, Shopify, MySQL, JavaScript, HTML, Woo-commerce Integration, jQuery, Third Party API integration, Bug Fixing, Troubleshooting, Malware Cleaning, Site Migration. When can we discuss? Regards
$300 USD in 5 days
8.4
8.4

As a Full-Stack Developer with over a decade of experience, I have not only spent extensive time working with WordPress but also integrating various payment gateways - including Square. My specialty in e-commerce and payment security dovetails effectively with your project's requirements for a secure, smooth transaction process. Through my years in the field, I have had the honor of working across multiple sectors ranging from SaaS platforms to e-commerce stores and CRM systems - each application honing my ability to provide precisely what businesses need. One of the advantages of hiring me is that I bring more than just technical expertise; I harbor a problem-solving mindset. Building digital solutions that empower businesses to run smarter and grow faster is where my passion lies. In keeping with this passion, I offer long-term support even after project completion and provide dependable delivery alongside clear communication throughout the development process. Lastly, my core focus when it comes to development is on scalability, performance and end-user experience. This means your Square Payment Gateway integration will not only be fully functional but also tailored to your unique workflow seamless and easy to manage. Let's ensure your business isn't just getting by but truly thriving by incorporating the power of Square into your operations through my effective, reliable, and secure solutions.
$250 USD in 7 days
8.1
8.1

Greetings, we have rich experience in WP development. I am really interested in your application so i have placed a fair price. Please consider my bid.100% payment once job done. I don't want any upfront payment. 100% once job done. I am 100% sure i can do this. Also don't worry about time frame i will try to complete within 5 days just for safer side i have placed 7 days. Please consider my bid .Please let me know what do you think. Also you can see my profile about my work and communication. Thank you
$275 USD in 7 days
8.1
8.1

Hello, I can integrate **Square P_ayment** into your WordPress website for secure one-time transactions, ensuring a smooth checkout experience and reliable payment processing. I have experience with WordPress payment gateway integrations and can deliver a clean, secure solution with proper testing. I'd be happy to share relevant examples and provide an accurate timeline. Let's discuss your project and get started!
$250 USD in 7 days
7.9
7.9

Hello, I'd be happy to integrate Square as the payment gateway for your WordPress website, ensuring a secure, seamless one-time payment experience. I have hands-on experience with WordPress, payment gateway integrations, and e-commerce solutions that prioritize reliability, security, and user experience. + What I'll Deliver: • Complete Square payment gateway integration for one-time payments • Secure checkout with SSL and PCI-compliant best practices • Smooth payment flow with proper success, failure, and error handling • Thorough testing in Square Sandbox and Live environments • Compatibility with your existing WordPress theme and plugins • Clean implementation, deployment, and handover documentation + Why Choose Me? • Strong expertise in WordPress, PHP, JavaScript, and payment gateway integrations • Experience integrating Square, Stripe, PayPal, and WooCommerce payment solutions • Secure, scalable, and update-safe development • Clear communication, fast turnaround, and reliable post-launch support I can review your current setup, recommend the best integration approach (plugin or custom API), and complete the implementation with minimal downtime. I'm available to start immediately and ensure the payment process is fully tested before going live. Best regards, Abhishek
$500 USD in 7 days
8.4
8.4

Greetings, It looks like you're looking to integrate Square as a payment gateway for one-time payments on your WordPress site. I have solid experience with WordPress and have successfully integrated Square in previous projects, ensuring that transactions are both secure and seamless for users. To tackle your project, I would first assess your current setup to ensure compatibility. Then, I would implement the Square payment gateway, focusing on maintaining a smooth user experience throughout the checkout process. I'm also well-versed in payment security, which is crucial for safeguarding your customers' information. While I don't have links to share, I can discuss my relevant experience in detail. I'm confident that I can help you achieve a reliable and efficient payment integration. Best regards, Saba Ehsan
$450 USD in 3 days
7.5
7.5

Hi, I’ve integrated multiple payment gateways, including Square, into WordPress sites. One of my recent projects involved creating a custom WordPress plugin for a client that required both Stripe and PayPal integrations, along with extensive customizations for WooCommerce. With my strong WordPress background, I can handle everything from server management to front-end development. I’m also a full-stack developer, so I can manage both back-end and front-end tasks efficiently. Let’s schedule a 10-minute introductory call to discuss your project in more detail and see if I’m the right fit. I usually respond within 10 minutes. I’m eager to learn more about your exciting project. Best, Adil
$429.98 USD in 7 days
7.5
7.5

Hey there, I understand you need to integrate Square as a secure one-time payment gateway on your WordPress website with smooth and reliable transaction processing. The integration will be implemented using WordPress best practices, ensuring secure payment handling, proper API integration, and compatibility with your existing setup. I'll deliver a clean and reliable solution with thorough testing to ensure a seamless checkout experience while maintaining security and performance. I'll also provide a realistic timeline after reviewing your website and the specific payment flow you need. Looking forward to collaborating with you. Portfolio: https://www.freelancer.com/u/Hammadhassan21 Best regards Hammad Hassan...
$300 USD in 10 days
7.8
7.8

Kawasaki, Japan
Member since Jul 6, 2026
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