Senior PHP Developer (part-time)

Salary: 1000 PLN/ MD (125 PLN/H, B2B)

Work model: 100% remote or hybrid from Gdynia/ Warsaw/ Kraków

Why choose this offer?

• Join a fast-growing technology company where you'll play a crucial role in delivering high-level IT services
• You'll be part of a collaborative, technically skilled team
• The international work environment will give you the opportunity to interact with the English language on a daily basis
• The Jit community will bring you a nice time during regular integration meetings

Project

You will support the development and maintenance of payment plugins for an existing payment platform used by e-commerce merchants. The role focuses primarily on building and improving integrations for WooCommerce and Magento, ensuring secure, reliable, and well-documented payment flows.You will work with a UK-based team and collaborate with other developers and technical stakeholders. The work includes extending existing plugins, implementing new payment features, fixing bugs, and ensuring compatibility with new versions of e-commerce platforms.

The position is part-time (0.25 FTE) and oriented toward an experienced developer who can work independently and contribute to architectural and technical decisions when necessary.Expected competences and knowledge

• 5+ years of commercial experience in PHP development
• Strong experience with WooCommerce plugin development and maintenance
• Commercial experience with Magento integrations
• Good knowledge of HTML and JavaScript
• Experience with building and configuring development, testing, and production environments
• Experience working with on-premise infrastructure and cloud environments (preferably AWS)
• Understanding of e-commerce platforms and payment integrations
• Ability to work independently in a distributed remote team
• English proficiency at B2 level or higher

Technologies you'll work with

• PHP
• WooCommerce
• Magento
• HTML / JavaScript
• AWS

Client – why choose this particular client from the Jit portfolio?

JIT Team has recently started a collaboration with this UK-based software and payments company, employing over 900 people and operating its Polish office in Kraków. The organization specializes in integrated software, payment solutions, and digital services. At the core of they're culture are the FAIR™ values — Future-proofing, Approachability, Integrity, and Responsibility — which guide everyday decisions and long-term strategy. They combine the agility of a tech-driven environment with the stability of an established leader, fostering a collaborative and innovation-focused workplace.

About Jit Team

The Human factor of IT - it's not just a slogan, it's a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 700 experienced experts. We create highly specialised teams for clients from all over the world. We offer team members developmental projects, a wide range of benefits and a proprietary professional development programme.

Behind our maxim are also charitable and educational activities. We support pupils and students by donating learning equipment. We offer internships to help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We are a Polish company and we share what we have achieved over 15 years of activity. By supporting indigenous initiatives, we ensure the circulation of good energy.