Senior Software Developer – Platform Engineering

This is a fully remote position, open to applicants in United Kingdom.

📋 Description

• Design and enhance a scalable marketplace/aggregator platform.

• Develop and upgrade core platform functionalities according to product specifications.

• Integrate and manage payment gateways along with payment-related services.

• Collaborate with APIs and third-party integrations to enhance platform capabilities.

• Implement and integrate AI-driven tools and functionalities where applicable to the platform.

• Review the current platform architecture to identify potential improvements.

• Diagnose bugs, performance challenges, and technical constraints.

• Enhance platform stability, scalability, security, and the overall user experience.

• Create new features and improve existing functionalities based on project priorities.

• Work alongside product and technical stakeholders to convert requirements into functional solutions.

• Ensure the code is clean, maintainable, and thoroughly documented.

• Perform testing and debugging prior to deployment.

• Assist with platform updates and technical enhancements throughout the engagement.

⛳️ Requirements

• Over 5 years of professional software development experience, ideally in a senior engineering position.

• Demonstrated experience in creating marketplaces, aggregators, SaaS platforms, or similar web-based products.

• Strong grasp of full-stack web development principles.

• Experience in API development and third-party integrations.

• Practical experience in integrating payment gateways and payment systems.

• Familiarity with AI tools, AI APIs, or AI-native development processes.

• Solid understanding of databases, backend architecture, and cloud-based applications.

• Experience in enhancing and maintaining existing platforms, not just starting new projects.

• Excellent debugging and problem-solving skills.

• Ability to independently evaluate technical requirements and suggest suitable solutions.

• Comfortable working in a fast-paced, project-driven environment with strict deadlines.

• Experience with multi-vendor marketplace or aggregator platforms.

• Proficiency with Stripe, PayPal, or other payment gateway integrations.

• Knowledge of LLM APIs, AI agents, automation tools, or AI-enhanced product features.

• Experience with cloud platforms such as AWS, Azure, or Google Cloud.

• Familiarity with modern development frameworks and technologies.

• Experience in authentication, subscriptions, invoicing, and transaction workflows.

🏝️ Benefits

• Competitive compensation with opportunities for growth and advancement.

• Exposure to a dynamic and innovative work environment.

• Collaborative and team-oriented work culture.