Principal Engineer

Principal Engineer

Full-Time 43200 - 72000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Lead and mentor a team while delivering high-quality software solutions.
  • Company: Join Openr, a game-changer in the hospitality tech space.
  • Benefits: Enjoy 25 days holiday, life assurance, and a hybrid work model.
  • Other info: Collaborative culture with opportunities for professional growth.
  • Why this job: Shape the future of a growing SaaS platform with cutting-edge technologies.
  • Qualifications: Strong coding skills in TypeScript, React, and AWS experience required.

The predicted salary is between 43200 - 72000 £ per year.

About Us

Openr is transforming how the hospitality industry manages and shares data. By centralising recipe, product, and pricing information, we help hospitality businesses seamlessly connect to platforms like Deliveroo and Just Eat, as well as EPOS and other customer touch points. We’ve recently closed a significant funding round and are backed by Azzurri Group, one of the UK’s most successful hospitality investment platforms. With strong market traction, we’re now looking for a Principal Engineer.

Role Overview

We’re seeking an experienced and technically strong Engineer to join our high performing Engineering Team. This is an individual contributor role, actively contributing hands‑on code, whilst being a technical point of contact and mentor to more junior members of the team. You will work with the team to ensure projects are delivered on time and meet quality standards.

Technical Environment

  • Frontend: TypeScript, React, React Query
  • Backend: AWS Lambda, TypeScript, Node.js, PostgreSQL, SQL
  • AWS cloud infrastructure

We are looking for someone who is backend focused but with a good understanding of frontend tech stack.

Key Responsibilities

  • Delivering high quality solutions
  • Balance technical debt with feature delivery
  • Identify and resolve bottlenecks in development workflows
  • Ensure system reliability and performance
  • Contribute to product strategy and roadmap planning
  • Manage technical dependencies and risks
  • Communicate technical concepts to non-technical stakeholders

Leadership

  • Mentor a team of engineers.
  • Participate in recruitment, screening candidates, reviewing code challenges, and onboarding new team members

Required Skills & Experience

  • Strong hands‑on coding abilities in TypeScript, React, SQL and databases
  • Experience with Serverless architectures and AWS
  • Proven track record of delivering complex technical projects
  • Excellent communication and interpersonal skills
  • Strong system design and architectural skills

Preferred Qualifications

  • Experience in SaaS or integration‑heavy platforms
  • Knowledge of event‑driven architectures
  • Background in scaling SaaS products
  • Understanding of security best practices

What We Offer

  • Opportunity to shape the technical direction of a growing SaaS platform
  • No out‑of‑hours support requirements
  • Direct input into architectural decisions
  • Collaborative engineering culture
  • Work with modern cloud‑native technologies

Location & Work Arrangement

Based in Central London (Farringdon) Hybrid working policy—2 days per week in our Central London office

Company Benefits

  • Life Assurance — 4x salary
  • Income protection — 75% salary after 26 weeks of sickness
  • 25 days holiday per year plus Bank Holidays
  • Access to WeCare Employee Assistance Program
  • Cycle to Work Scheme
  • Annual eyecare voucher w/Specsavers
  • Wrkit Savings & Benefits platform

Principal Engineer employer: Openr Software Services Ltd

Openr is an exceptional employer, offering a dynamic and collaborative engineering culture that empowers employees to shape the future of a growing SaaS platform in the heart of Central London. With a strong focus on employee growth, you will have the opportunity to mentor junior engineers while working with cutting-edge technologies, all within a supportive environment that values work-life balance through a hybrid working policy. Our comprehensive benefits package, including life assurance and wellness programmes, further enhances the rewarding experience of being part of our innovative team.
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Contact Detail:

Openr Software Services Ltd Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Principal Engineer

✨Tip Number 1

Network like a pro! Reach out to your connections in the industry, attend meetups, and engage with professionals on platforms like LinkedIn. We can’t stress enough how personal connections can open doors that applications alone can’t.

✨Tip Number 2

Prepare for those interviews! Research Openr thoroughly—know their products, values, and recent news. We want you to show genuine interest and understanding of what we do, so come armed with questions that reflect your knowledge.

✨Tip Number 3

Showcase your skills! If you’ve got a portfolio or GitHub, make sure it’s up to date. We love seeing real examples of your work, especially projects that align with our tech stack. It’s a great way to demonstrate your hands-on coding abilities.

✨Tip Number 4

Don’t forget to apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, it shows you’re genuinely interested in joining our team at Openr.

We think you need these skills to ace Principal Engineer

TypeScript
React
React Query
AWS Lambda
Node.js
PostgreSQL
SQL
Serverless Architectures
System Design
Architectural Skills
Communication Skills
Mentoring
Project Delivery
Technical Debt Management
Event-Driven Architectures

Some tips for your application 🫡

Tailor Your CV: Make sure your CV reflects the skills and experiences that match the Principal Engineer role. Highlight your hands-on coding abilities in TypeScript, React, and SQL, as well as any experience with AWS and serverless architectures.

Craft a Compelling Cover Letter: Use your cover letter to tell us why you're the perfect fit for Openr. Share specific examples of how you've delivered complex technical projects and mentored junior engineers, showing us your leadership skills.

Showcase Your Technical Skills: In your application, don’t shy away from discussing your technical expertise. Mention your experience with system design, architectural skills, and any relevant SaaS or integration-heavy platforms you've worked on.

Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for this exciting opportunity at Openr!

How to prepare for a job interview at Openr Software Services Ltd

✨Know Your Tech Stack

Make sure you’re well-versed in TypeScript, React, and AWS. Brush up on your knowledge of serverless architectures and how they integrate with databases like PostgreSQL. Being able to discuss your hands-on experience with these technologies will show that you’re the right fit for the role.

✨Showcase Your Leadership Skills

As a Principal Engineer, you’ll be mentoring junior engineers. Prepare examples of how you’ve successfully led teams or projects in the past. Highlight your experience in recruitment and onboarding, as well as any instances where you’ve communicated complex technical concepts to non-technical stakeholders.

✨Prepare for Problem-Solving Questions

Expect questions that assess your ability to identify and resolve bottlenecks in development workflows. Think of specific challenges you’ve faced in previous roles and how you overcame them. This will demonstrate your problem-solving skills and your ability to deliver high-quality solutions.

✨Understand the Company’s Vision

Familiarise yourself with Openr’s mission to transform the hospitality industry. Be ready to discuss how your skills can contribute to their product strategy and roadmap planning. Showing that you align with their goals will make you a more attractive candidate.

Principal Engineer
Openr Software Services Ltd
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