G MASS

Insurance

SeniorFullStackDeveloper

London, United Kingdom CONTRACT
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for Senior candidates.

The Brief

“Senior Full Stack Developer at G MASS. Skills: Python, SQL Server, Cloud-native, Full stack development. Develop enterprise applications. Maintain enterprise applications”

Industry & Context.

Insurance
Problems you'll solve

Troubleshoot complex production issues across distributed systems and cloud platforms

What They're Looking For.

Must Have

hands-on experience integrating with the Verisk AnalyzeRe platform, Production-grade Python development experience, experience with C#,. NET Core, Razor Pages, JavaScript/jQuery, HTML, and CSS, Deep SQL Server and T-SQL expertise, Experience building and supporting cloud-native applications in Azure and/or AWS, Experience with REST/SOAP API integrations, Understanding of OAuth 2. 0, JWT authentication, and modern security principles, Comfortable working within Agile delivery environments and collaborating across technical and business teams

Nice to Have

Exposure management or catastrophe modelling experience, Verisk AIR / Touchstone / Touchstone Re experience, Moody’s RMS RiskLink exposure, Experience with observability tooling such as Datadog or Application Insights, CI/CD pipeline experience using GitHub Actions or similar, Familiarity with AI-assisted development tooling such as GitHub Copilot, Relevant Azure or AWS certifications

What You'll Do.

Develop enterprise applications

Maintain enterprise applications

Enhance enterprise applications

Build backend services

Support backend services

Build middle-tier services

Support middle-tier services

Develop integrations with Verisk AnalyzeRe

Support portfolio roll-ups

Support reporting processes

Write production-grade Python services

Contribute across full stack

Design SQL Server databases

Optimize SQL Server databases

Optimize T-SQL queries

Design stored procedures

Optimize stored procedures

Deliver cloud-native services

Support secure authentication

Support authorization

Support secrets management

Troubleshoot production issues

Produce technical documentation

Support CI/CD delivery

How You'll Work.

Team & Collaboration

Collaborating across technical and business teams; Working closely with QA; Working closely with DevOps; Working closely with business analysts; Working closely with Scrum Masters; Working closely with modelling teams

Full Job Description

A leading global specialty insurer is seeking a Senior Full Stack Developer to join a high-performing Enterprise Risk Management technology team, supporting critical exposure management and catastrophe risk platforms used across the London Market insurance business. This is a hands-on engineering role focused on both modern cloud-native development and the ongoing enhancement of a mature legacy application stack. The successful candidate will play a key role in the evolution of systems supporting portfolio aggregation, catastrophe modelling workflows, and enterprise risk analytics. The environment is highly collaborative, working closely with QA, DevOps, business analysts, Scrum Masters, and modelling teams in a fast-paced Agile setting. **Key Responsibilities** * Develop, maintain, and enhance enterprise applications supporting catastrophe risk and exposure management workflows. * Build and support backend and middle-tier services, APIs, and integrations. * Develop and maintain integrations with the Verisk AnalyzeRe platform, supporting portfolio roll-ups and reporting processes. * Write production-grade Python services and contribute across the wider full stack environment. * Design and optimise SQL Server databases, T-SQL queries, and stored procedures. * Deliver cloud-native services across Azure and AWS environments using serverless and event-driven architectures. * Support secure authentication, authorisation, and secrets management practices. * Troubleshoot complex production issues across distributed systems and cloud platforms. * Produce high-quality technical documentation and support CI/CD delivery practices. **Requirements** * Strong hands-on experience integrating with the Verisk AnalyzeRe platform. * Production-grade Python development experience. * Strong experience with C#, .NET Core, Razor Pages, JavaScript/jQuery, HTML, and CSS. * Deep SQL Server and T-SQL expertise. * Experience building and supporting cloud-native applications in Azure and/or AWS

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