Principal Engineer in City of London

Principal Engineer in City of London

City of London Full-Time 78969 - 98711 £ / year (est.) No home office possible
CDP

At a Glance

  • Tasks: Lead integration architecture improvements and collaborate with tech teams to enhance service delivery.
  • Company: Dynamic tech company in London focused on innovative platform solutions.
  • Benefits: Competitive salary, generous pension, flexible working, and professional development opportunities.
  • Other info: Join a collaborative environment with potential for career growth and leadership.
  • Why this job: Be a pioneer in shaping integration strategies and make a significant impact on technology.
  • Qualifications: Extensive experience in integration architecture and strong skills in modern web stacks.

The predicted salary is between 78969 - 98711 £ per year.

The Principal Engineer for Platform Integration & Architecture is accountable for improving how CDP’s services and systems integrate. You will document and make legible the current state, align engineering leaders on shared integration principles, define the target integration model, and drive a practical roadmap to get there. You will work closely with tech leads and squads, staying hands‑on where needed, and supporting delivery through design input, reviews, and decision‑making. This is the first Principal Engineer role; we envisage it becoming its own team of senior engineers at the same grade as Tech Leads but with stand‑alone responsibilities.

Responsibilities

  • Audit and document the existing platform architecture and integrations across services and systems.
  • Produce clear architecture diagrams and documentation that support both day‑to‑day delivery and longer‑term decision‑making.
  • Identify integration bottlenecks, inconsistencies, and technical debt, and propose concrete changes.
  • Work with tech leads to agree shared integration principles and guidelines across squads.
  • Define a target integration model suitable for CDP’s future needs, including patterns for service boundaries and interactions.
  • Create a pragmatic roadmap for improving integration architecture, with clear priorities and milestones.
  • Support squads to deliver the roadmap, including design collaboration, code and approach reviews, and unblocking decisions.
  • Collaborate with internal stakeholders such as Engineering squads, Architecture, QA, Product, Platform and infrastructure colleagues as relevant to integration work.

Qualifications

  • Extensive hands‑on experience designing and improving integration architecture across multiple services.
  • Strong engineering background in modern web stacks, with deep practical experience in CDP’s stack (Node.js, React, Nest.js) and working knowledge of Azure‑based systems.
  • Experience setting standards and aligning multiple teams on shared technical approaches, without slowing delivery.
  • Ability to reverse‑engineer unclear systems, improve them incrementally, and explain trade‑offs in plain language.
  • Strong written communication, producing documentation that engineers actually use.
  • Practical, collaborative working style with a bias towards shipping improvements and raising overall engineering quality.

This is a permanent office‑based role in our London Office. The salary band for this role is £78,969 - £98,711 plus bank holidays, generous non‑contributory pension provision, Employee Assistance Programme, life assurance, training and development, flexible working opportunities and other benefits.

Principal Engineer in City of London employer: CDP

As a Principal Engineer at CDP in London, you will join a forward-thinking team dedicated to enhancing integration architecture and driving engineering excellence. With a strong emphasis on collaboration, employee growth, and a supportive work culture, CDP offers generous benefits including a non-contributory pension, flexible working opportunities, and a commitment to professional development, making it an exceptional employer for those seeking meaningful and rewarding careers.
CDP

Contact Detail:

CDP Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Principal Engineer in City of London

✨Network Like a Pro

Get out there and connect with people in the industry! Attend meetups, tech conferences, or even local events. We can’t stress enough how important it is to build relationships; you never know who might have the inside scoop on job openings.

✨Show Off Your Skills

Don’t just talk about your experience—show it! Create a portfolio or GitHub repository showcasing your projects and contributions. We love seeing practical examples of what you can do, especially when it comes to integration architecture.

✨Ace the Interview

Prepare for those interviews by brushing up on common technical questions and scenarios related to integration architecture. We recommend practising with a friend or using mock interview platforms to get comfortable with articulating your thought process.

✨Apply Through Our Website

When you find a role that excites you, apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, we’re always looking for passionate individuals who want to make a difference in our team.

We think you need these skills to ace Principal Engineer in City of London

Integration Architecture
Documentation Skills
Architecture Diagrams
Technical Debt Management
Collaboration with Tech Leads
Roadmap Development
Design Collaboration
Code Review
Node.js
React
Nest.js
Azure-based Systems
Standards Setting
Reverse Engineering
Written Communication

Some tips for your application 🫡

Tailor Your CV: Make sure your CV speaks directly to the Principal Engineer role. Highlight your experience with integration architecture and any relevant technologies like Node.js and Azure. We want to see how your skills align with what we’re looking for!

Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you’re passionate about improving integration architecture and how your hands-on experience can benefit us. Keep it engaging and relevant to the job description.

Showcase Your Communication Skills: Since strong written communication is key for this role, make sure your application materials are clear and concise. Use straightforward language to demonstrate your ability to produce documentation that engineers actually use.

Apply Through Our Website: We encourage you to apply through our website for a smoother process. It helps us keep track of applications and ensures you get all the updates directly from us. Plus, it’s super easy!

How to prepare for a job interview at CDP

✨Know Your Architecture Inside Out

Before the interview, make sure you thoroughly understand the current platform architecture and integrations. Be prepared to discuss specific examples of how you've documented and improved integration architectures in the past. This will show your hands-on experience and ability to reverse-engineer systems.

✨Align on Integration Principles

Familiarise yourself with common integration principles and be ready to discuss how you would align engineering leaders on these. Think about how you can propose shared guidelines that enhance collaboration without slowing down delivery. This demonstrates your leadership potential and collaborative mindset.

✨Bring Clear Documentation Samples

Prepare samples of architecture diagrams and documentation you've created in previous roles. Being able to showcase your strong written communication skills will highlight your ability to produce documentation that engineers actually use, which is crucial for this role.

✨Showcase Your Problem-Solving Skills

Be ready to discuss specific integration bottlenecks or technical debt you've encountered and how you proposed concrete changes. Use clear examples to illustrate your practical, collaborative working style and your bias towards shipping improvements. This will resonate well with the interviewers.

Principal Engineer in City of London
CDP
Location: City of London

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