Principal full stack engineer Work, Jobs (with Salaries)

Principal Full Stack Engineer & Architecture Lead
Command —London
- £100,000 - £110,000 a year
- Hybrid work
- AWS
- JavaScript
- APIs
Quick apply
Principal Engineer
Aspris —Remote
- £80,000 - £100,000 a year
- Remote
- AWS
- AI
- Communication skills
- Annual leave
- Employee assistance programme
9d
Principal Full-Stack Engineer, Contract
Xcelirate —London
- £139,000 a year
- Remote
- AWS
- JavaScript
- Linux
Quick apply
Principal Full Stack Lead Engineer - Vice President
Sumitomo Mitsui Banking Corporation —London
- Hybrid work
- Continuous improvement
- JavaScript
- APIs
- Annual leave
10d
Principal Full Stack Engineer
Burendo —Leeds
- Full-time
- Hybrid work
- Azure
- Java
- SQL
- Annual leave
- Employee assistance programme
Quick apply
Principal Data Engineer
Eckoh —Hemel Hempstead
- From £75,000 a year
- Full-time
- Hybrid work
- SQL
- AWS
- AI
- Free parking
- Work from home
Quick apply
9d
Principal Full Stack Engineer - Managed Service
Burendo —Leeds
- Full-time
- Hybrid work
- Azure
- Java
- AWS
- Annual leave
- Employee assistance programme
Quick apply
Principal Full Stack Engineer - Full or Part Time
Autotrader —Manchester
- £60,000 - £80,000 a year
- Part-time
- Java
- SQL
- JavaScript
Full-stack Engineer
Elanco —Hook
- Full-time
- Azure
- Travel
- AI
Senior Engineer (Full Stack)
TP ICAP —Belfast
- Full-time
- Java
- SQL
- AWS
Lead Full Stack Engineer
JustPark —London
- Full-time
- Hybrid work
- System design
- JavaScript
- Mentoring
- Free parking
Quick apply
Full Stack Engineer (UK)
Allica Bank —Milton Keynes
- Full-time
- Hybrid work
- Azure
- Java
- AWS
9d
Senior Full Stack Engineer
Informed Solutions —Altrincham
- Full-time
- Hybrid work
- Azure
- Java
- AWS
- Gym membership
- Referral programme
Quick apply
Full Stack Engineer
Centrica —Windsor
- Azure
- SQL
- Machine learning
10d
Senior Engineer (Full-Stack)
TP ICAP —London
- Full-time
- Java
- SQL
- AWS
Principal Research Engineer
Synthesia —London
- Full-time
- Remote
- Communication skills
Engineering Manager
Lendscape —London
- Hybrid work
- Management
- Engineering
- System design
- Flexible schedule
Quick apply
Principal Software Engineer
WeBuild-AI —London
- Hybrid work
- DevOps
- Mentoring
- AI
Quick apply
Principal Growth Product Manager
Fyxer —London
- £140,000 - £200,000 a year
- Full-time
- Hybrid work
- Communication skills
Quick apply
Principal Software Engineer, AI Innovation
Pearson —London
- APIs
- AI
9d

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Principal Full Stack Engineer & Architecture Lead

Command -
London

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Job details

Permanent
£100,000 - £110,000 a year

Benefits

Company pension

Qualifications

Cloud infrastructure
Cloud architecture
Node.js
CSS
React
AWS
JavaScript
PostgreSQL
Distributed systems
Terraform
APIs
S3
SaaS
AI
TypeScript

Full job description

Principal Full Stack Engineer & Architecture Lead

Canary Wharf, London (Hybrid 2–3 Days Per Week)

£100,000 - 110,000 + Benefits

Command Recruitment is proud to be partnering with an ambitious and rapidly growing healthcare company that is transforming access to specialist healthcare services across the UK.

This is a fantastic opportunity for an experienced Principal Engineer or Technical Architecture Lead to play a key role in shaping a modern, cloud-native healthcare platform that is making a genuine impact on people’s lives.

Our client is building one of the UK’s most innovative healthcare service platforms and is seeking a hands-on technical leader who can combine strategic architecture with strong full-stack engineering expertise.

The Opportunity

As Principal Full Stack Engineer & Architecture Lead, you will take ownership of platform architecture, engineering standards, cloud infrastructure, and technical delivery across the business.

You’ll work closely with senior leadership, including the CTO, Director of Engineering, Product teams, and Data teams, to drive scalability, resilience, performance, and engineering excellence while remaining hands-on with development.

This role would suit someone who enjoys solving complex technical challenges, mentoring engineers, and building modern distributed systems within a fast-moving product-led environment.

Key Responsibilities

Architecture & Technical Leadership

Lead platform architecture and technical design decisions
Define scalable, secure, and maintainable engineering standards
Provide technical leadership across frontend, backend, APIs, infrastructure, and integrations
Drive platform scalability, resilience, observability, and performance
Partner with leadership teams to align technical strategy with business goals
Act as the senior technical authority for complex engineering decisions

Hands-On Engineering

Contribute directly to backend and frontend production code
Build scalable applications using Node.js, TypeScript, React, and Next.js
Design and develop AWS serverless and event-driven systems
Develop and optimise PostgreSQL databases and queries
Support engineering teams with delivery of complex technical initiatives

Cloud, DevOps & Infrastructure

Design and maintain CI/CD pipelines and deployment automation
Build Infrastructure as Code using Terraform or AWS CDK
Improve engineering workflows, release processes, and platform reliability
Implement best practices across monitoring, logging, security, testing, and resilience
Ensure systems remain secure, scalable, and compliant with GDPR and healthcare regulations

Engineering Leadership

Mentor and support engineers across the organisation
Conduct code reviews and promote engineering best practices
Help establish coding standards, testing frameworks, and operational excellence
Foster a collaborative, high-performing engineering culture

Technology Stack

Cloud & Infrastructure
AWS (Lambda, API Gateway, EventBridge, SQS, Step Functions, S3, CloudWatch, RDS)

Backend
Node.js, TypeScript

Frontend
React, Next.js, Tailwind CSS

Data & Architecture
PostgreSQL, Serverless, Event-Driven Microservices

DevOps & Observability
Terraform / AWS CDK, CI/CD, Monitoring & Logging

About You

We are looking for a technically strong and commercially minded engineering leader with:

10+ years of software engineering experience
Proven experience operating at Principal Engineer, Staff Engineer, or Architecture Lead level
Strong AWS cloud and serverless architecture expertise
Excellent full-stack development experience across Node.js, TypeScript, React/Next.js, and PostgreSQL
Experience leading technical direction across engineering teams
Strong understanding of distributed systems and event-driven architecture
Experience designing scalable, secure, production-grade systems
A hands-on mindset with a passion for building high-quality technology

Desirable Experience

Healthcare or regulated industry experience
GDPR and data security knowledge
AI/ML integrations or personalisation systems
SaaS or startup experience

What’s On Offer

£100,000-£110,000 Salary
Hybrid working (Canary Wharf office 2–3 days per week)
Pension contribution
Birthday day off
Modern equipment provided
Team events and collaborative culture
Opportunity to shape a fast-scaling healthcare platform with genuine social impact

Quick apply

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