Senior Guidewire Developer

Senior Guidewire Developer.

UK HYBRID WORKING.

Full time, Mon - Fri 37.5 hours per week.

Flexibility, bonus scheme and many more fantastic benefits!

Join the Applications team driving the Guidewire Cloud rollout across Europe. You'll design, develop, and maintain legacy systems using Guidewire and other technologies, delivering high-quality solutions within a cross-functional team.

This role requires strong technical and problem-solving skills, with a focus on supporting Guidewire Policy, Billing, Digital, and related apps. You'll also mentor support teams and collaborate with Business Owners, Analysts, Testers, and the Tech Lead to deliver on strategic goals.

CHALLENGED NOW AND-EXPERT NEXT.

Responsibilities

Lead Technical Strategy & Architecture

Provide end-to-end technical leadership on the Guidewire platform, aligning architecture with enterprise IT strategy. Advocate for scalable, maintainable solutions that minimise custom development and maximise reuse of core capabilities.

Stakeholder Influence & Governance

Serve as a trusted technical advisor to business and IT, guiding decisions to maintain platform integrity and align with strategy. Promote configuration over customisation to reduce technical debt and speed up delivery.

Advanced Solution Design & Development

Design and build high-performance Guidewire components (PolicyCentre, BillingCentre, ClaimCentre) for longevity and extensibility.

Lead by example with hands-on development of key modules and integrations.

Deployment Oversight & Lifecycle Management

Own the deployment strategy for Guidewire features, ensuring smooth integration across environments. Monitor system health and address performance, scalability, and reliability issues proactively.

Requirements Consolidation & Platform Optimisation

Work with business analysts and product owners to gather requirements and design robust, platform-aligned solutions that support future needs and long-term agility.

Agile Leadership & Engineering Excellence

Promote Agile practices and modern engineering across teams. Mentor developers in clean code, TDD, CI/CD, and DevOps to build a high-performing delivery culture.

Quality Assurance & Technical Standards

Establish and enforce coding standards, design patterns, and architecture principles. Lead code reviews and audits to uphold best practices and ensure high software quality.

Innovation & Continuous Improvement

Keep up with Guidewire updates, industry trends, and emerging tech. Drive innovation and continuous improvement to foster a culture of technical excellence.

Knowledge, Experience and Qualifications

Essential

5+ years commercial software development experience

*

Deep expertise in Guidewire InsuranceSuite v10 (ClaimCentre, PolicyCentre, BillingCentre) configuration and customisation

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Experience with Guidewire Cloud migration

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Strong understanding of general insurance and claims processes

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Proven integration experience with downstream systems, including finance, payment gateways, telephony, and document management

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Skilled in integrating third-party data feeds into cloud platforms

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Experience migrating data from legacy systems to Guidewire

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Ability to produce clear high- and low-level design documentation

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Experience reconciling data between Guidewire and enterprise data warehouses

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Strong communication skills for working with business and technical teams

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Comfortable engaging directly with customers and stakeholders

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Familiarity with full SDLC

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Guidewire ACE certification

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Experience in Agile environments (Scrum, SAFe)

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Flexible and adaptable in dynamic environments

Languages & Technologies

GOSU, Java, XML (XSD, XPath), PCF, SQL, REST and SOAP web services

Tools & Platforms

Bitbucket (or similar), Jenkins or TeamCity (CI/CD), Linux CLI

Desirable

Skills/knowledge/experience: (As applicable)

*

Python (tooling, reconciliation scripts)

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Experience with internal triage and reconciliation tools

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Docker, Kubernetes

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Monitoring tools (AppDynamics, Splunk)

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Cloud platforms (AWS, Azure), especially Guidewire Cloud

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Background in Insurance or Financial Services beyond core claims/policy

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Experience leading or mentoring developers or contributing to solution architecture

Why Join Us?

We're committed to your growth, providing the support to excel in your current role whilst offering opportunities to step into new challenges and drive your career forward.

We value flexibility and understand that life happens. Whether it’s attending a school play or waiting for a delivery, we support a healthy balance between home and work. Our culture is built on trust, choice, and mutual respect. We’re committed to fostering a diverse, equitable, and inclusive environment—embracing neurodiversity and ensuring everyone has the tools and support they need to thrive.

We like to think our benefits package is one of the best, focusing on colleagues’ health, wealth, and lifestyle. We offer:

Up to 28 Days annual leave with the option to buy/sell up to 5 days holiday*

10% Discretionary Annual Bonus*

Healix Private Medical Insurance Options*

3 x Annual Salary Life Assurance*

Health & Wellbeing:
Get money back on health expenses (optical, dental, physio), free flu jab vouchers, 24/7 virtual GP access, an employee assistance programme, and enhanced family-friendly policies—including a £200 baby bonus.

Financial & Lifestyle Benefits:
Enjoy £250 towards driving lessons*, an interest-free season ticket loan*, cycle-to-work discounts, Wagestream for financial flexibility*, and pension advice to support your retirement planning.

Subject to company performance and completion of probation

Aioi Nissay Dowa Europe is committed to promoting equal opportunities in employment. Employees and job applicants will receive equal treatment regardless of age, disability, gender reassignment, marital or civil partner status, pregnancy or maternity, race, colour, nationality, ethnic or national origin, religion or belief, sex or sexual orientation (Protected Characteristics)