Job Description

Job Title: Principal Engineer (Web)

Business Unit: Process Manufacturing

Location: UK, Remote

About CAI

CAI is a leading provider of digital work execution platforms designed to enhance operational efficiency and drive productivity in industrial environments. CAI's platform leverages advanced technology to convert complex, paper-based procedures into streamlined, digital workflows. By enabling real-time data collection and integration, CAI facilitates greater visibility into work processes, allowing organizations to make informed decisions, optimize performance, and ensure compliance.



In addition to robust workflow management capabilities, CAI emphasizes data-driven insights to foster continuous improvement. CAI's solutions are tailored to address the unique challenges of industries such as manufacturing, energy, and pharmaceuticals, helping organizations achieve higher operational standards and reduce costs. With a commitment to innovation and user-centric design, CAI empowers businesses to transition from traditional practices to a modern, digital approach, driving growth and enhancing efficiency.

About the Role

We are looking for a

Principal Engineer (Web)

to lead the design, architecture, and development of scalable, high-performance web platforms. As a hands-on technical leader, you will set the engineering vision, drive technical excellence, and mentor teams to deliver exceptional web experiences that serve thousands of users.



You will play a pivotal role in shaping the future of our web ecosystem -- defining best practices, guiding architectural decisions, and ensuring our front-end and back-end systems are robust, performant, and secure.

Key Responsibilities

Architect & Design:

Define and evolve the web architecture to support scalability, reliability, and maintainability across products and services.

Technical Leadership:

Act as a trusted advisor to engineering teams, providing hands-on guidance in design, implementation, and code reviews.

Innovation:

Identify and evaluate new technologies, frameworks, and tools that improve development efficiency and product quality.

Collaboration:

Partner closely with product, design, and platform teams to align technical solutions with business goals.

Mentorship:

Coach and develop senior engineers, fostering a culture of excellence, ownership, and continuous learning.

Code Quality:

Drive adoption of engineering best practices -- testing, CI/CD, observability, and secure coding.

Performance Optimization:

Champion front-end and back-end performance improvements for speed, accessibility, and responsiveness.

Strategic Influence:

Contribute to long-term technical strategy, roadmaps, and cross-functional initiatives.

Required Qualifications

Experience:

10+ years of professional software development experience, with at least 3 years in a senior/principal role.

Technical Expertise:

Deep understanding of

modern web technologies

-- JavaScript/TypeScript, Angular, Node.js, REST/GraphQL APIs. Expertise in quality engineering practices inclusive of unit, integration, functional, regression and performance testing Strong background in

scalable web architecture

, microservices, and cloud infrastructure (AWS, GCP, or Azure). Solid grasp of

web performance optimization

, caching, and distributed systems. Experience with CI/CD pipelines, containerization (Docker, Kubernetes), and infrastructure-as-code.

Leadership:

Proven experience mentoring engineers, influencing large-scale technical decisions, and driving cross-team initiatives.

Communication:

Excellent ability to articulate complex ideas to both technical and non-technical stakeholders.

Preferred Qualifications

Experience in high-traffic or large-scale web applications. Prior contributions to open-source projects or technical publications. Familiarity with web security, compliance, and accessibility standards (OWASP, WCAG). * Master's degree in Computer Science or related field (preferred, not required).