Lead Engineer Backend

London, ENG, GB, United Kingdom

Job Description

About H&B






Lead Engineer - Product Detail Pages (PDP)

Technology at Holland & Barrett



Help build the

best health & wellness shopping experience

on the web. As Lead Engineer in our OCX (Online Customer Experience) vertical, you'll own the product detail page journey across web and mobile - the place where customers discover, compare and decide what goes in their basket. This squad sits at the heart of our eCommerce platform, shaping how millions of customers explore products, understand ingredients and find what's right for their goals.



We're nearing the end of a multi?year technical transformation and moving into the next phase:

shipping new propositions at pace

, modern architecture, and deeply personalised experiences across our PDPs and wider journey.



What you'll do


Lead the design and delivery of high-quality, cross-functional software across a core set of PDP and OCX domains, operating independently without day?to?day technical oversight. Consistently ship resilient, observable services that improve page performance, conversion, and customer experience. Work closely with Product, UX, Data and CX to ensure initiatives land on time and solve real customer problems. Act as a multiplier: mentor and develop engineers in your squad, levelling up technical skills, code quality and delivery practices. Stay curious - bring new ideas, patterns and techniques from engineering, product and UX into the team. Communicate complex technical concepts clearly to both technical and non?technical stakeholders, including senior leadership. Understand how H&B's strategy and commercial priorities connect to the work your squad delivers. Keep the customer front and centre - build empathy for their needs and behaviour into technical decisions. Own security, reliability and compliance in your area, and plan how upcoming work will impact them.
Skills and experience


Fluent in

Java (17+)

and the

Spring ecosystem

(Spring Boot or similar: Quarkus, Micronaut). Equal fluency in idiomatic

Go (Golang)

, including effective use of concurrency, robust error handling, and building/operating production-grade services. Strong understanding of

HTTP

and

REST

as an architectural style for building APIs. Confident with

asynchronous programming

in Java and event?driven patterns. Fluent in

SQL

with experience of RDBMS such as

Postgres

and

Oracle

. Hands-on with

Docker

and docker?compose. Exposure to

AWS

services such as S3, Aurora and ElastiCache. Experience with modern

CI/CD

platforms such as GitLab, GitHub Actions or CircleCI. Strong focus on

monitoring and observability

, proactive in detecting and resolving issues before they impact customers. Fluent with testing frameworks such as

JUnit

and

RestAssured

.





Nice to have






Experience with monitoring/alerting platforms such as

Datadog, PagerDuty, Grafana, Prometheus

. Exposure to

Python

scripting. Experience with deployment platforms like

Kubernetes

and tooling such as

Helm

.
This description is intended to outline the scope and level of the role rather than list every possible responsibility. The right person will help shape it as we grow.






Interview process


Recruiter screen - 15-30 minutes Hiring Manager interview - 30-45 minutes Technical session (pair programming & system design) - 90 minutes





About the Role



Key Requirement



What we offer:



What we offer:




Wellbeing & Lifestyle Benefits




Health Cash Plan Life Assurance Bonus Scheme - Based on company & personal performance Virtual GP Private Medical care FREE at-home blood test kit Holiday Purchase option Pension Contribution scheme Access to 'Wellhub' with gyms, studios and wellbeing apps

Discounts & Savings




25% Colleague Discount with FREE Standard Delivery Exclusive Discounts from a wide range of partners /EUR50 Annual Product Allowance to spend in store

Learning & Development




Access to a variety of learning opportunities, including Level 2-5 Apprenticeships, Workshops and our Digital Learning Library AND MORE! Holland and Barrett is an equal opportunity employer. We welcome diverse perspectives and are committed to creating an inclusive environment for all colleagues. We understand that when our colleagues are listened to, respected and valued for who they are, we build an organisation with belonging at its heart - making health and wellness a way of life for everyone.


Holland & Barrett does not accept unsolicited resumes from search firms/recruiters. Please do not forward resumes to our job alias, employees, or any other company location. Holland & Barrett is not and will not be responsible for any fees if a candidate submitted by a search firm/recruiter unless otherwise agreed with respect to specific open position(s).



Division:


Technology

City:


London

Country:


UK

Job Type:


Full Time

Number of Hours:


37.5

Contract Type:


Permanent

Closing Date:


16 February 2026

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Job Detail

  • Job Id
    JD4559585
  • Industry
    Not mentioned
  • Total Positions
    1
  • Job Type:
    Full Time
  • Salary:
    Not mentioned
  • Employment Status
    Full Time
  • Job Location
    London, ENG, GB, United Kingdom
  • Education
    Not mentioned