Senior Backend Developer

Waracle
London, UK
12 days ago
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Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Experience level
Expert
Working hours
Regular working hours

Tech stack

.NET Framework Amazon Web Services Application Performance Management Microsoft Azure C Sharp (Programming Language) Databases Continuous Integration DevOps Memory Management Performance Tuning Query Optimization Strategies of Testing
+4 more
.NET Core Software Security Caching Backend

Job description

  • Feature Design & Delivery: Design and deliver end-to-end backend features and subsystems, ensuring code is modular, reusable, and scalable across projects.
  • DevOps & Automation: Own and execute DevOps/CI/CD tasks, including setting up and maintaining pipelines and automation to streamline build, test, and deployment.
  • Performance Optimisation: Optimise service performance, scalability, and resilience through application-level improvements (e.g., query tuning, caching, threading, memory management).
  • Security & Testing Strategy: Deliver and maintain robust application security and guide the testing strategy (unit, integration, service-level) to ensure release readiness and service accuracy.
  • Technical Leadership & Risk Management: Lead feature delivery, independently resolve day-to-day issues, and shape tactical direction by identifying and mitigating risks while evaluating trade-offs (speed vs. quality).
  • Cross-Client Context Switching: Comfortably manage work across multiple clients, adapting quickly to different application landscapes and priorities.
  • Mentoring & Community Contribution: Mentor junior colleagues, conduct peer reviews, and contribute to the wider practice by introducing new industry ideas and owning internal Community of Practice (CoP) initiatives.

Requirements

We appreciate diverse backgrounds and career paths. If you don’t meet every single qualification below but are excited about the role and confident in your ability to learn, we still encourage you to apply!

  • Core Backend Expertise: Proven proficiency in C# and the .NET framework (or .NET Core) in a commercial environment.
  • System Design: Extensive experience designing, building, and maintaining scalable and resilient backend systems.
  • CI/CD and DevOps: Experience leveraging CI/CD and DevOps tools to support and automate processes, complemented by familiarity with modern cloud platforms (e.g., AWS, Azure).
  • Senior Capacity: Demonstrable experience in a senior capacity, including leading workstreams and driving technical direction.
  • Database & Performance: Demonstrable experience with database technologies and optimising application performance (e.g., query tuning, caching).
  • Communication & Leadership: The ability to confidently present demos to clients and stakeholders, and explain technical trade-offs in plain language.
  • Collaboration: Excellent organisational, presentation, and communication skills, with the ability to engage with and connect to a wide variety of personality types.

Benefits & conditions

  • Rest & Recharge: You’ll receive 27 days of annual leave, plus 8 bank holidays, totaling 35 days of holiday to unwind and pursue your passions.
  • Financial Future & Security: Plan for retirement with our company-matched 5% pension contribution. For added peace of mind, we also offer a Death in Service benefit, providing 2 × your annual salary for your loved ones.
  • Health & Wellness: Our Medicash Health Cash Plans help cover everyday healthcare costs, complemented by an Employee Assistance Programme for confidential support, and Group Sickness Cover for peace of mind.
  • Flexible Working: We champion hybrid working, providing a home office setup budget to ensure you’re comfortable and productive wherever you are.
  • Learning & Development: Invest in yourself with access to Udemy Business and a dedicated learning and development budget for continuous growth.
  • Lifestyle Perks: Make the most of our Cycle to Work Scheme, and enjoy exclusive gym and retail discounts.
  • Family First: Our enhanced parental leave policies include support for fertility journeys, recognising diverse family needs.
  • Community & Connection: We foster a vibrant culture with regular fun meet-ups and lunch on us in the office once a month. You’ll also have the opportunity to make a local impact through Spirit of Waracle, our initiative for getting involved in charitable causes locally, building strong team bonds and giving back.

About the company

Waracle is looking for a Senior Backend Developer to join our world-class digital technology consultancy, home to a diverse, smart, curious and ambitious community of specialists in technology-driven transformation.

This is a Hybrid role working from our Dundee, Glasgow, Edinburgh, or London offices.

Apply for this position

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Apply on www.collegerecruiter.com
Prepare application

Good distractions

Talks and stories from around this role — technically off-topic, practically not.

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Structuring and scaling the backend engineering team

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Hiring passionate software engineers to tackle unprecedented scaling challenges

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Mapping the maturity roadmap for scaled devops adoption

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Reversing the caching model for artifact delivery

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Transitioning into backend engineering from web development

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