Job Description

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What do we offer?

Technical Environment



Senior role influencing long-term platform direction and standards Cloud-native, containerised, multi-service architecture Access to modern tools, frameworks, and DevSecOps practices



Professional Growth

Direct collaboration with the CTO and senior leadership Professional development budget and conference access Opportunity to shape the future of enterprise-scale identity and access management technology across multiple sectors



Compensation & Benefits

Company bonus scheme Hybrid working with monthly team meetups in London Flexible working hours 25 days annual leave excluding bank holiday. Competitive Pension Scheme contributions. Private Bupa health care as a benefit in kind. Cycle to work and Tech scheme. Employee Death in service insurance.
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Company Overview

ID-ware is a specialist provider of Physical Identity & Access Management (PIAM) solutions, supporting government, public sector organisations, critical national infrastructure, enterprise, and industry. As part of the international ID-ware Group, we design and deliver scalable, cloud-native platforms that enable secure physical access, credential management, and digital identity operations across Europe.

Position Overview

We are seeking a hands-on Principal Developer to work closely with the CTO and senior technical colleagues across the UK and wider group. You will lead the design, build, and continuous improvement of our enterprise PIAM platform, enabling the management of physical identity data, secure credentials, and access control at scale.



This is a senior technical leadership role, combining hands-on engineering with architectural decision-making, technical governance, and thought leadership. You will be responsible for shaping best practices, mentoring senior developers, and ensuring delivery of performant, secure, and maintainable systems in an agile environment.

Key Responsibilities

Technical Leadership



Define and evolve the architecture of our PIAM platform Lead design and implementation of microservices using Node.js, TypeScript, and Fastify Establish coding standards, architectural patterns, and documentation practices Create and maintain Architecture Decision Records (ADRs) Champion secure-by-design principles and ensure scalability for high-concurrency, large-scale deployments



Development & Implementation

Build and own secure, scalable backend services (Node.js, TypeScript, PostgreSQL) Implement frontend components using React and/or Angular Take ownership of CI/CD pipelines, deployment workflows, and infrastructure readiness Deliver robust observability, monitoring, and logging across services Design for multi-tenant performance, resilience, and runtime security Implement integrations with enterprise systems, workflow platforms, and related infrastructure



Team & Delivery Leadership

Mentor and guide senior developers, fostering a culture of engineering excellence Lead code reviews and maintain high-quality standards Participate in and lead solution design sessions Guide agile delivery, backlog refinement, and sprint planning Collaborate effectively with cross-functional teams across multiple geographies



Quality & Performance

Maintain API response performance consistently under 200ms (p95) Define and execute comprehensive test strategies (unit, integration, E2E) Ensure system observability and rapid fault diagnosis Drive continuous improvement in development processes and product quality
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Your profile

Essential Requirements

Technical Expertise



Expert proficiency in TypeScript, Node.js, REST and WebSocket API design Proven experience designing and delivering microservices architectures Strong experience with PostgreSQL, Redis, and message queues (RabbitMQ or similar) Knowledge of containerisation (Docker) and orchestration (Kubernetes) Skilled in OpenAPI-first development and secure API design Practical experience with authentication protocols (OIDC, OAuth 2.0, JWT) Ideally, experience in cloud-native development and integration across hybrid or multi-cloud environments



Enterprise Software Integration

Experience integrating complex enterprise systems and APIs Understanding of workflow automation platforms and process orchestration Familiarity with data synchronisation, transformation, and interoperability standards Proven ability to design solutions that span multiple enterprise platforms and services



Leadership & Collaboration

Demonstrated ability to lead and mentor development teams Strong contributor to architectural decision-making Excellent communicator with technical and non-technical stakeholders Skilled at working across distributed teams and international collaboration Comfortable working in agile, sprint-based delivery environments



Clearance Requirement

Must be UK based and eligible to hold or currently hold UK Government Security Clearance (SC or above)

Highly Desirable

Advanced Technical Skills

Experience with frontend frameworks (React, Angular, Next.js, Remix) Knowledge of workflow engines and process automation Familiarity with service mesh technologies (Istio) Experience with observability tooling (OpenTelemetry, Prometheus, Grafana) Exposure to mobile platform development (iOS, Android)



Domain Knowledge

Background in identity, access control, or secure credential management Understanding of regulatory and compliance frameworks (GDPR, SOC2) Experience with advanced authentication methods (FIDO2, Passkey, PKI)



Integration & Migration

Experience with enterprise system integration and data transformation Supporting legacy system migration and modernisation programmes Familiarity with data synchronisation and workflow orchestration patterns
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What is our hiring process?

The hiring process for this role is 3-4 stages:

First stage is an interview with a member of the HR department. Second stage is a technical interview with the CTO and a member of our Development Team. Final stage is an interview with the CTO and Head of Cloud & Platform.
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About us

At ID-ware, we have been successfully developing software solutions for Physical Identity and Access Management (PIAM) for 20 years. With our software solution, we protect all the valuable elements that make up a company: the products, the ideas, the infrastructure, and above all, the people who work there. And we are particularly proud of that.


This is achieved through the successful and appreciative collaboration of our diverse team, which tackles everyday challenges with a lot of passion, new ideas, individual responsibility, and a lot of fun. We would be delighted if we could also inspire you to join our team.