Solution Architect

Working as part of a team to establish a new way of Digital Trading within the Global Insurance Industry, you will work collaboratively with the Head of Technology and your peers to support both the set up and subsequent rapid growth journey of a new part of WTW, winning new customers and expanding into new markets internationally.

Neuron is seeking a highly capable Solutions Architect with a strong background in backend engineering, scalable system design and architectural leadership, ideally gained within startup environments. You will be a principal technical architect responsible for designing, validating, and governing solutions across our platform. With a hands‑on approach, you will create scalable, reusable, and secure architectural designs that align with the needs of a fast‑growing business operating in a highly regulated industry. This role is ideal for a candidate who thrives in high‑ownership environments and has previously operated as a sole Solutions Architect, confidently driving end‑to‑end architectural decision‑making.

Key responsibilities of this role include:

• Support the design and evolution of scalable and reusable systems architecture across products and services.
• Collaborate with Engineering, DevOps, product, compliance, and security teams to ensure solutions are robust and compliant.
• Translate business requirements into architectural designs that scale and adapt to multi‑cloud environments and complex data landscapes.
• Act as a technical authority and guide for engineering teams, enforcing best practices in integration, data architecture, and performance.
• Provide technical direction on MuleSoft integrations and ensure robust API strategy and lifecycle management.
• Ensure architectural alignment with regulatory requirements.
• Document architectural standards, patterns, and decision‑making rationales.
• Evaluate emerging technologies and their fit with the business and technical ecosystem.

The Requirements:

• Extensive years of experience as a Solutions Architect in a startup or scale‑up environment.
• Proven experience in designing systems to support massive scale, high availability, and modularity.
• Strong backend engineering foundation with fluency in distributed systems, APIs, and service‑oriented architectures, using asynchronous patterns.
• Hands‑on experience with MuleSoft, including API‑led connectivity, integration patterns, and Anypoint Platform.
• Deep familiarity with multi‑cloud infrastructures (min. Azure) and cloud‑native architectural principles.
• Deep familiarity with designing complex database integrations (specifically MongoDB).
• Demonstrated success in environments requiring strict regulatory compliance.
• Ability to manage the architectural landscape solo, making informed decisions and justifying trade‑offs effectively.
• Experience with complex database integrations, covering both relational and non‑relational databases at large scale.
• Deep familiarity in creating high observable, self‑healing architecture.

Preferred:

• Practical experience with DevSecOps principles and CI/CD pipelines.
• Familiarity with containerisation (Kubernetes) and microservices patterns.
• Strong stakeholder communication and documentation skills.
• Experience mentoring or guiding development teams on architecture patterns and decisions.
• Comfort working in agile, cross‑functional teams.
• Strong problem‑solving skills with a pragmatic approach to design and implementation.

Role‑Specific Tools & Technologies:

• Core Tools: MuleSoft, REST APIs, MongoDB.
• Cloud & Infrastructure: AWS, Azure, Terraform, Kubernetes.

Success In This Role Looks Like:

• Delivery of robust, scalable architecture that supports rapid product ideation and delivery, without compromising performance or compliance.
• High developer velocity due to reusable and well‑documented architectural patterns.
• Seamless integration between systems and data sources across a multi‑cloud environment.
• Recognition as an architectural authority within the organisation, driving strategic technical decisions confidently.

Please note that this is a hybrid role, requiring 2 days per week in the office, and based in the London office.

Benefits:

Enjoy a benefits package designed to help you thrive, both professionally and personally. You will receive 25 days of annual leave plus an extra WTW day to relax and recharge. Our comprehensive health and wellbeing offering includes private healthcare, life insurance, group income protection, and regular health assessments, all giving you peace of mind. Secure your future with our defined contribution pension scheme, featuring matched contributions up to 10% from the company. We support your growth and balance with hybrid working options, access to an employee assistance programme, and a fully paid volunteer day to make a difference in your community. On top of these, you can opt into a variety of additional perks including an electric vehicle car scheme, share scheme, cycle‑to‑work programme, dental and optical cover, critical illness protection, and much more. Start making the most of your career and wellbeing with a range of benefits tailored for you.

At WTW, we believe difference makes us stronger. We want our workforce to reflect the different and varied markets we operate in and to build a culture of inclusivity that makes colleagues feel welcome, valued, and empowered to bring their whole selves to work every day. We are an equal opportunity employer committed to fostering an inclusive work environment throughout our organisation. We embrace all types of diversity. We’re committed to equal employment opportunity and provide application, interview and workplace adjustments and accommodations to all applicants. If you foresee any barriers, from the application process through to joining WTW, please email candidate.helpdesk@wtwco.com.