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For Companies At a Glance
- Tasks: Design and build robust backend systems for a next-gen freelancing marketplace.
- Company: Join Osdire, a cutting-edge digital services platform in Merseyside.
- Benefits: Enjoy casual dress, company pension, and sick pay.
- Why this job: Make an impact in a dynamic environment with innovative technology.
- Qualifications: 3+ years of Laravel and PHP experience required.
- Other info: Great opportunity for career growth in a collaborative team.
The predicted salary is between 28800 - 43200 £ per year.
Location: On-site (Merseyside)
Employment Type: Full-time, Permanent
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 Responsibilities
System 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
- 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
- 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
- Integrate third-party services such as payment providers and notifications
- Work closely with frontend developers (e.g. Vue.js) to ensure seamless API integration
- Write and maintain feature and unit tests (PHPUnit/Pest)
- Troubleshoot and resolve issues across development and production environments
- Support system stability and continuous improvement
- 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
- 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)
- 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? Do you require sponsorship in the future? Please provide visa expiration date if applicable
Work Location: In person
Back End Developer in Liverpool employer: Osdire
Contact Detail:
Osdire Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Back End Developer in Liverpool
✨Tip Number 1
Network like a pro! Reach out to folks in the industry, attend meetups, and connect with potential colleagues on LinkedIn. You never know who might have the inside scoop on job openings!
✨Tip Number 2
Show off your skills! Create a portfolio showcasing your best projects, especially those using Laravel and PHP. This is your chance to demonstrate what you can bring to the table beyond just a CV.
✨Tip Number 3
Prepare for interviews by brushing up on common back-end development questions and coding challenges. Practice makes perfect, so consider mock interviews with friends or mentors to build your confidence.
✨Tip Number 4
Apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, it shows you’re genuinely interested in joining our team at Osdire.
We think you need these skills to ace Back End Developer in Liverpool
Some tips for your application 🫡
Tailor Your CV: Make sure your CV is tailored to the Back End Developer role. Highlight your experience with Laravel and PHP, and don’t forget to mention any relevant projects or achievements that showcase your skills in building scalable and secure backend systems.
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you’re the perfect fit for Osdire. Mention your passion for developing user-centric platforms and how your experience aligns with the key responsibilities outlined in the job description.
Showcase Your Technical Skills: When filling out your application, be sure to highlight your technical expertise. Include specific examples of how you've applied SOLID principles, worked with RESTful APIs, and optimised database performance in your previous roles.
Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it shows you’re keen on joining our team at Osdire!
How to prepare for a job interview at Osdire
✨Know Your Tech Stack
Make sure you’re well-versed in PHP, Laravel, and SQL. Brush up on your knowledge of RESTful APIs and payment integrations like Stripe and PayPal. Being able to discuss your experience with these technologies confidently will show that you're the right fit for the role.
✨Showcase Your Problem-Solving Skills
Prepare to discuss specific challenges you've faced in previous projects, especially around system architecture and performance optimisation. Use examples that highlight your ability to apply SOLID principles and clean code practices, as this is crucial for the role.
✨Understand the Company’s Vision
Research Osdire and understand their marketplace platform. Familiarise yourself with their goals and how your role as a Back-End Developer can contribute to their success. This will help you tailor your answers and demonstrate your genuine interest in the company.
✨Prepare Questions
Have a few thoughtful questions ready to ask at the end of the interview. Inquire about their development processes, team dynamics, or future projects. This shows that you’re engaged and thinking about how you can fit into their team.