We’re looking for a Senior PHP Developer to join our team. You’ll work on a cutting-edge, data-driven platform that supports global digital solutions. This platform is built as a headless, RESTful PHP application and integrates with various frontend technologies. You’ll play a key role in maintaining, enhancing, and evolving this platform, ensuring it’s secure, efficient, and scalable.

You’ll collaborate with a talented team, including the Principal Developer and Head of Technology, to shape the future of our backend systems. This is a hands-on role where you’ll contribute to the development of modular microservices and cloud-native solutions.

Tech Stack: PHP 8, Symfony, Doctrine ORM, Docker, Kubernetes, RESTful APIs, MySQL, Google Cloud Platform.

Environment is Hybrid where you will be expected to come into the office once a week (near commutes to our offices are London, Liphook, Wakefield, Leeds, Manchester or Bristol)

In this role, you’ll maintain and improve our PHP-based platform, focusing on stability, security, and performance. You’ll develop reusable and scalable backend services using PHP 8, Symfony, and Doctrine ORM.

You’ll also help transition our platform to a microservices architecture, ensuring seamless integration with frontend applications via RESTful APIs. Your work will directly impact the scalability and efficiency of our systems, supporting a wide range of client solutions.

Additionally, you’ll collaborate on API design, support CI/CD workflows, and contribute to secure coding practices. You’ll also mentor junior developers and stay updated on the latest advancements in PHP and cloud-native design.

• You’re an experienced PHP developer with a strong background in Symfony and relational databases like MySQL. You’re familiar with containerised development using Docker and Kubernetes and have experience with microservices and event-driven systems.
• You understand secure development principles and modern workflows like Git and CI/CD pipelines. Experience with cloud platforms (Google Cloud, AWS, or Azure) is a plus.
• You’re a problem-solver with excellent debugging and optimisation skills. You’re also a team player who enjoys mentoring others and contributing to a collaborative environment.
• Eligibility: You must have the right to work in the UK.

On top of a competitive salary, great teams and exciting career opportunities, we also offer a wide range of benefits.

Below are the minimum core benefits you’ll get, depending on your job level these benefits may improve:

• Minimum of 25 days holiday, plus bank holidays, and the option to ‘buy’ extra days
• Defined contribution pension scheme, which Gallagher will also contribute to
• Life insurance, which will pay 4x your basic annual salary, which you can top-up to 10x
• Income protection, we’ll cover up to 50% of your annual income, with options to top up
• Health cash plan or Private medical insurance

Other benefits include:

• Three fully paid volunteering days per year
• Employee Stock Purchase plan, offering company shares at a discount
• Share incentive plan, HMRC approved, tax effective, stock purchase plan
• Critical illness cover
• Discounted gym membership, with over 3,000 gyms nationally
• Season ticket loan
• Access to a discounted voucher portal to save money on your weekly shop or next big purchase
• Emergency back-up family care
• And many more…

We value inclusion and diversity

Inclusion and diversity (I&D) is a core part of our business, and it’s embedded into the fabric of our organisation. For more than 95 years, Gallagher has led with a commitment to sustainability and to support the communities where we live and work.

Gallagher embraces our employees’ diverse identities, experiences and talents, allowing us to better serve our clients and communities. We see inclusion as a conscious commitment and diversity as a vital strength. By embracing diversity in all its forms, we live out The Gallagher Way to its fullest.

Gallagher is Disability Confident Committed. We have pledged to make sure our recruitment process is inclusive and accessible, in addition to supporting our existing employees with any long-term health conditions or disabilities.

We understand that applicants may have disabilities, if you do, you may find some parts of the recruitment process more challenging than others. Don’t worry, we’re here to help, however, we can only do this if you let us know.

Should you require reasonable adjustments to your application, please get in touch with [email protected] . If you’d prefer to speak on the phone, please request a call back, leaving details, so we get in touch.

Our employing entity, Arthur J. Gallagher Services (UK) Limited, is proud to be accredited as a Living Wage employer with the Living Wage Foundation. We are committed to diversity and opportunity for all and are opposed to any form of less favourable treatment on the grounds of gender or gender identity, marital status, civil partnership status, parental status, race, ethnicity, colour, nationality, disability, sexual orientation, religion/ belief, age and those with caring responsibilities.

Gallagher believes that all persons are entitled to equal employment opportunity and prohibits any form of discrimination by its managers, employees, vendors or customers based on race, color, religion, creed, gender (including pregnancy status), sexual orientation, gender identity (which includes transgender and other gender non-conforming individuals), gender expression, hair expression, marital status, parental status, age, national origin, ancestry, disability, medical condition, genetic information, veteran or military status, citizenship status, or any other characteristic protected (herein referred to as “protected characteristics”) by applicable federal, state, or local laws.

Equal employment opportunity will be extended in all aspects of the employer-employee relationship, including, but not limited to, recruitment, hiring, training, promotion, transfer, demotion, compensation, benefits, layoff, and termination. In addition, Gallagher will make reasonable accommodations to known physical or mental limitations of an otherwise qualified person with a disability, unless the accommodation would impose an undue hardship on the operation of our business.