Software Engineer (Digital) in Hemel Hempstead

Software Engineer (Digital) in Hemel Hempstead

Hemel Hempstead Full-Time 47250 - 57750 £ / year (est.) Home office (partial)
Warner Hotels

At a Glance

  • Tasks: Build innovative digital products for guests using React, Next.js, and .NET microservices.
  • Company: Join Warner Hotels, a leader in creating seamless guest experiences.
  • Benefits: Enjoy competitive salary, annual bonus, flexible leave, and discounts on stays.
  • Other info: Collaborative environment with excellent career growth opportunities.
  • Why this job: Make a real impact on guest experiences with cutting-edge technology.
  • Qualifications: Experience in front-end and back-end development, especially with React and .NET.

The predicted salary is between 47250 - 57750 £ per year.

Warner Hotels is rebuilding its guest-facing digital estate on a modern, microservices architecture — moving away from a fragmented collection of out-of-the-box portals toward a purpose-built digital platform that delivers personalised, seamless guest experiences across discovery, booking, pre-stay, and in-stay touchpoints.

The Software Engineer (Digital) is a hands-on software engineer who builds the digital products that guests and staff experience every day — including Warner Hotels. co. uk, the My Warner guest portal, the Club Warner loyalty platform, and the AI concierge booking assistant.

The architecture is built on a React/Next. js front-end, with a back-end of independently deployable .

NET 8 / ASP.

NET Core microservices hosted on AWS — a mix of serverless (Lambda) and containerised (ECS/Fargate) deployments depending on service characteristics.

You will be embedded in sprint teams alongside the Digital Tech Lead, internal colleagues, and the nearshore engineering partner (Frontline) — writing production-quality code, participating in architecture discussions, and taking genuine engineering ownership of the features and services you deliver.

This is a role for an engineer who cares about the craft: clean code, well-designed APIs, comprehensive tests, and digital experiences that actually work beautifully for guests

Key Responsibilities include

  • Front-End Feature Development
  • Build and maintain features across Warner's guest-facing digital products using React and Next. js — implementing server-side rendering, static generation, and client-side interactions to the agreed architecture patterns.
  • Contribute to the continuous improvement of Warner Hotels. co. uk — search experience, IBE booking funnel, conversion optimisation, and promotional campaign delivery — in partnership with the commercial and marketing teams.
  • Build and maintain the My Warner guest portal — delivering logged-in guest journeys including pre-stay upsell, activity booking, and in-stay engagement features.
  • Contribute to Club Warner loyalty platform features — enrolment flows, member personalisation, and loyalty mechanics — consuming APIs from back-end services.
  • Back-End Microservice Development
  • Design and build .

NET 8 / ASP.

NET Core microservices that form the back-end of Warner's digital platform — implementing REST APIs, domain logic, and integration with Warner's core systems (i Stay, Maestro, Bloomreach, Optimizely, Amazon Connect).

  • Deploy and operate microservices on AWS using a mix of Lambda (for event-driven and short-lived compute) and ECS/Fargate (for longer-running, containerised services) — selecting the appropriate hosting model for each service's requirements.
  • Implement event-driven communication between services using AWS SQS, SNS, and Event Bridge — ensuring loose coupling and resilience across the microservices estate.
  • Contribute to integrations with the Whats App Business API via Amazon Connect for inbound customer engagement.
  • API Design & Integration
  • Design RESTful APIs to agreed standards — implementing Open API specifications, versioning, and API documentation for all services you build.
  • Work with the Integration Architect to ensure services are built to Warner's API governance standards and registered in the API catalogue.
  • Consume and integrate third-party APIs from Optimizely, Bloomreach, i Stay, and Maestro — implementing appropriate error handling, retry logic, and circuit breakers.
  • Engineering Quality
  • Write unit tests, integration tests, and end-to-end tests for all features and services — maintaining test coverage to agreed standards
  • Commit code through CI/CD pipelines (Git Hub Actions) — following branching strategy, automated build, test, lint, and deployment processes consistently.
  • Participate in code reviews — providing constructive feedback to nearshore partners and internal colleagues, and actively responding to feedback on your own code.
  • Monitor production services and respond to incidents within your service domain — investigating root cause and implementing permanent fixes.
  • Collaboration
  • Participate fully in sprint ceremonies — sprint planning, stand-ups, reviews, and retrospectives.
  • Work collaboratively nearshore engineering partner — sharing architectural context, reviewing their pull requests, and contributing to a high-performing cross-geography engineering culture.

You'll need to have experience in

  • Front-End
  • React (required): component architecture, hooks, state management (Redux, Zustand, or Context API).
  • Next. js (required): App Router, server components, server-side rendering, static generation, middleware, and API routes.
  • Type

Script: required across both front-end and back-end.

  • CSS: Tailwind CSS or CSS Modules; responsive and accessible design (WCAG 2.1 AA).
  • Headless CMS integration: Optimizely and Bloomreach — experience with headless CMS patterns and personalisation APIs.
  • Back-End & Microservices
  • .

NET 8 / ASP.

NET Core (required): REST API development with minimal APIs or controller-based approaches, middleware pipelines, dependency injection, and configuration management.

  • C#: clean, idiomatic C# — LINQ, async/await, records, pattern matching.
  • Microservices patterns: independently deployable services, API contracts, loose coupling, domain-driven service boundaries, circuit breakers (Polly or equivalent).
  • Messaging: AWS SQS and SNS for asynchronous service communication; AWS Event Bridge for event-driven patterns.
  • API design: RESTful design principles, Open API/Swagger specification, API versioning, and documentation.
  • Authentication & security: OAuth 2.0, JWT, OWASP standards, PCI-DSS awareness for payment-adjacent services.
  • AWS Hosting
  • AWS Lambda: serverless . NET 8 functions for event-driven compute, lightweight APIs, and scheduled tasks — using the AWS . NET Lambda runtime.
  • AWS ECS/Fargate: containerised . NET microservice deployments for longer-running or higher-throughput services.
  • Supporting AWS services: API Gateway, S3, Cloud Watch, X-Ray, Parameter Store/Secrets Manager
  • Docker: containerisation of . NET microservices for ECS/Fargate deployment.
  • Dev Ops & Engineering Practices
  • CI/CD: Git Hub Actions — automated build, test (x Unit, Jest), lint, Docker build, and deployment pipelines.
  • Testing: x Unit and Moq for . NET unit and integration tests; Jest and React Testing Library for front-end; Playwright for end-to-end testing.
  • Version control: Git — branching strategy, pull request workflow, semantic versioning.
  • Observability: structured logging (Serilog or equivalent), AWS Cloud Watch metrics and alarms, distributed tracing with AWS X-Ray.
  • Beneficial
  • AI/conversational integration: Open AI API or equivalent LLM integration for the AI concierge feature.
  • Whats App Business API and Amazon Connect integration experience.
  • Hospitality domain: i Stay (CRS) and Maestro (PMS) API familiarity — useful but not required.
  • The benefits of working with us
  • Annual Bonus: up to 15% of salary, based on your personal and business performance
  • Pension scheme: 3% employer, 5% employee
  • 25 days annual leave per year + flexible 8 bank holidays + you can purchase up to 5 days additional leave per year
  • 20% discount at breaks at Warner, Butlins & Haven + additional discounts during your stays
  • Help @ Hand from Unum - including virtual GP, Physiotherapy support, Mental Health sessions
  • Life Assurance
  • Free Car Parking
  • Electric Vehicle scheme
  • Enhanced Family Friendly policies
  • Refer a friend scheme
  • Aslan: Our Reward & recognition portal includes access to a financial wellbeing platform
  • Access to a discounts platform including a points based discount plan to increase your retail discounts
  • Employee Assistance Programme
  • L&G Care Concierge
  • Glow Getters and Long Service Awards

We genuinely care about every candidate's experience during the recruitment process and are here to provide support where we can.

If you require any assistance or reasonable adjustments while applying, please don't hesitate to reach out to us at: Warner. recruitment@warnerhotels. com

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Software Engineer (Digital) in Hemel Hempstead employer: Warner Hotels

Warner Hotels is an exceptional employer that prioritises employee growth and development, offering a vibrant work culture where creativity and collaboration thrive. Located in the picturesque Lakeside Coastal Village, Stoke-on-Trent, employees benefit from a supportive environment that values guest satisfaction and operational excellence, alongside competitive benefits and opportunities to shape memorable experiences for guests.

Warner Hotels

Contact Details:

Warner Hotels Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Software Engineer (Digital) in Hemel Hempstead

Join Local Tech Meetups

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Contribute to Open Source Projects

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We think you need these skills to ace Software Engineer (Digital) in Hemel Hempstead

React
Next.js
TypeScript
CSS (Tailwind CSS or CSS Modules)
Headless CMS integration (Optimizely, Bloomreach)
.NET 8 / ASP.NET Core
C#

Some tips for your application 🫡

Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.

Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at Warner Hotels.

Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Warner Hotels and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!

Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!

How to prepare for a job interview at Warner Hotels

Brush Up on Your Coding Skills

For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.

Know Your Tools and Frameworks

Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If Warner Hotels uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.

Showcase Your Projects

Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.

Prepare for Behavioural Questions

While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.