Back End Developer - Liverpool - Osdire

    Osdire
    Osdire Liverpool

    2 days ago

    £42,000 - £80,000 (GBP) per year *
    Description

    Location: On-site (Merseyside)

    Employment Type: Full-time, Permanent

    Make sure to apply quickly in order to maximise your chances of being considered for an interview Read the complete job description below.

    About Osdire

    Osdire is a next-generation digital services freelancing marketplace currently under active development. The platform is being built to be scalable, secure, and user-centric, supporting high traffic volumes, complex workflows, and long-term growth.

    Eligibility Criteria

    • Applicants must have the legal right to work in the UK
    • A valid UK residency status is required
    • Visa sponsorship is not available

    Role Overview

    We are seeking an experienced Back-End Developer with strong Laravel and PHP expertise to play a key role in the development and scaling of our marketplace platform.

    You will be responsible for designing and building robust, secure, and high-performance backend systems that support core marketplace functionality and evolving business requirements.

    Key ResponsibilitiesSystem Architecture & Development

    • Design and implement scalable, maintainable backend architecture
    • Apply SOLID principles, clean code practices, and clear separation of concerns
    • Develop modular components using service-layer and repository patterns

    Core Platform Features

    • User authentication and role-based authorisation (Sanctum/Passport)
    • Service listings (creation, editing, search, filtering)
    • Order lifecycle and transaction management
    • Secure payment integrations (Stripe, PayPal)
    • Internal messaging, reviews, and dispute resolution
    • RESTful API development with versioning support

    Database & Performance

    • Design and maintain efficient, well-structured database schemas
    • Optimise SQL queries, indexing, and prevent N+1 issues
    • Implement Redis for caching, sessions, and queue systems
    • Monitor performance and address scalability concerns

    Integrations & Collaboration

    • Integrate third-party services such as payment providers and notifications
    • Work closely with frontend developers (e.g. Vue.js) to ensure seamless API integration

    Testing & Maintenance

    • Write and maintain feature and unit tests (PHPUnit/Pest)
    • Troubleshoot and resolve issues across development and production environments
    • Support system stability and continuous improvement

    Technical RequirementsCore Technologies

    • PHP 8.2+ with strong OOP principles
    • Laravel (v10–12) with 3+ years' production experience
    • Advanced SQL (MySQL/PostgreSQL), query optimisation, indexing
    • Redis for caching, sessions, and queues

    Architecture & Tooling

    • Service-layer and repository patterns
    • RESTful API design and authentication
    • Event-driven architecture (Laravel Events & Listeners)
    • Git, Composer, PHPUnit/Pest
    • Code quality tools (PHP Insights, Pint/CS Fixer)

    Performance & Testing

    • Query optimisation and N+1 prevention
    • Queue and memory optimisation
    • TDD mindset and integration testing
    • Understanding of code coverage.

    Required

    - E-commerce or marketplace platforms (2+ years)

    - Multi-user role systems and permissions (Spatie or similar)

    - Payment gateway integrations (Stripe, Braintree, PayPal)

    - Order/transaction processing workflows

    - File upload (S3)

    Job Types: Full-time, Permanent

    Benefits:

    • Casual dress
    • Company pension
    • Sick pay

    Ability to commute/relocate:

    • Liverpool L3: reliably commute or plan to relocate before starting work (required)

    Application question(s):

    • Do you agree to work on site? xpwpeyx
    • Do you require sponsorship in the future? Please provide visa expiration date if applicable

    Work Location: In person

    * This salary range is an estimation made by beBee
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