Senior Application Specialist

X4 Technology
London

Job Description

Job Title: Senior Application Specialist (Senior Laravel / PHP Lead)

Location: Hybrid in London (2-3 days per week)

Employment Type: Permanent

Salary: Up to £75,000

Start Date: Immediate

Industry: Events & entertainment

We are seeking a Senior Application Specialist to take technical ownership of a major rebuild of a globally used contract management / CRM platform.

This is a hands-on senior engineering role where you will lead development activity across a distributed team (US / UK / Europe), working closely with Product, UX/UI and QA to deliver a scalable, secure and high-performing application.

You will play a key role in rebuilding and modernising an in-house platform used by international commercial teams, ensuring clean architecture, strong engineering standards and reliable production releases.

Senior Application Specialist – Key Responsibilities

  • Lead full-stack development across the application lifecycle
  • Own technical design, documentation and implementation
  • Work closely with Product and Business Analysis on functional/technical specs
  • Drive sprint planning, estimations and retrospectives
  • Collaborate with UX/UI to implement designs accurately
  • Maintain high standards through TDD and automated testing
  • Manage bug backlogs and production releases
  • Contribute to cross-platform initiatives and code reviews

Senior Application Specialist – Key Skills Required

  • Strong full-stack development background within LAMP environments
  • 5+ years PHP experience (Laravel strongly preferred)
  • Strong JavaScript, HTML and CSS skills
  • Experience building scalable, secure and highly available systems
  • REST and SOAP API integration experience
  • Test Driven Development (TDD) and PHPUnit
  • Docker experience
  • Git version control (GitHub preferred)
  • Experience working in Agile / Kanban teams
  • Strong Jira experience

This role requires collaboration with US-based stakeholders, so flexibility around time zones is important.

If you enjoy modernising platforms, influencing technical direction and leading development standards - this is a high-impact opportunity.

Please apply now if this role is of interest.

Posted 2026-03-31

Recommended Jobs

Year 1 Teacher - Independent School - Merton - January...

Marchant Recruitment
Merton, Greater London

We are excited to present an opportunity for a passionate Year 1 Teacher to join a thriving Independent School in Merton from January 2026 . This is a Full-Time Year 1 Teacher role within a sc…

View Details
Posted 2025-10-04

Legal Secretary

Covent Garden, Greater London

Key Responsibilities: Document Production & File Management Prepare, format, and amend a wide range of Private Client documents, including Wills, LPAs, probate forms, trust paperwork, and…

View Details
Posted 2025-11-24

Marketplace Trading Manager (12 month Contract)

Pentland Brands
London

This is a 12 month maternity contract We’re Pentland Brands: a global family business behind some of the world’s most iconic active and lifestyle brands. We bring integrity, energy and ambition t…

View Details
Posted 2026-02-19

Full Stack Software Engineer

My Money Matters
London

We're My Money Matters - on a mission to help public sector workers get more from their money.  Most people feel out of their depth with money. We solve this through innovative financial products, …

View Details
Posted 2026-03-12

Teacher of Geography (ECT Support) - Outstanding Brent...

Marchant Recruitment
Brent, Greater London

School Status & Location Sector: Outstanding Ofsted Secondary School (with Sixth Form). Borough: Brent (Inner London, England). Start Date: Permanent, full-time role commencing January or Ap…

View Details
Posted 2025-12-18

Influencer Lead

Coolr
London

Who are Coolr? We’re an independent social media agency and team of creatives, social experts, content publishers and change makers. Completely wired into popular culture, our work connects brands …

View Details
Posted 2026-03-19

Interim Utilities/Energy Manager

Bromley Council
Bromley, Greater London

Job Category : Interims Location : Bromley Council Hours Per Week : 36.00 Start Date : Immediate Start Start Time : 08:30 End Time : 17:00 Salary: £397.33 per day The London Borou…

View Details
Posted 2025-09-10

Daily Housekeeper in SW15, Job ID J1F9DC

Little Ones UK Ltd
Putney, Greater London

A lovely family based in Putney is seeking a dedicated, detail-oriented, and energetic Full-time Housekeeper to join their household. This is a long-term position suited for someone who takes pride i…

View Details
Posted 2026-02-24

Electro Mechanical Engineer

Mansell Recruitment Group
Greenford, Greater London

Job Description Electromechanical Engineer Overview An opportunity for an Electromechanical Engineer to join an engineering team developing rotating electrical products and electric vehicl…

View Details
Posted 2026-03-31

KS1 Teacher - Southwark - Outstanding School - January...

Marchant Recruitment
London

An Outstanding school in Southwark is looking for an inspiring KS1 Teacher to join its dedicated team from January 2026 . This Full-Time KS1 Teacher role offers a wonderful opportunity to work…

View Details
Posted 2025-10-09