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Tom Saunders

PROFILE

Tom Saunders

Tom Saunders delivered robust engineering solutions across the HMCTS probate platform, focusing on stability, security, and user experience. He enhanced the probate-frontend by implementing context-based payment flow management and JavaScript-driven navigation, improving reliability and accessibility. In probate-back-office, Tom modernized notification frameworks and introduced feature toggles for safer integrations, while also addressing security vulnerabilities through targeted dependency management. His work in cnp-flux-config streamlined deployment pipelines and optimized environment configurations. Using Java, JavaScript, and DevOps practices, Tom consistently applied thorough testing, code quality improvements, and configuration management, demonstrating depth in backend and frontend development while reducing operational risk and deployment friction.

Overall Statistics

Feature vs Bugs

73%Features

Repository Contributions

246Total
Bugs
28
Commits
246
Features
75
Lines of code
11,451
Activity Months12

Work History

October 2025

7 Commits • 5 Features

Oct 1, 2025

October 2025 focused on strengthening payment reliability, stabilizing critical dependencies, and reinforcing security posture across probate services. Key deliveries included: context-based next payment URL storage for the probate-frontend flow to avoid data races; request-context based payment state localization for probate-caveats-frontend to clarify redirects; stabilization of Pebble dependency in probate-back-office; CVE risk mitigation via temporary Lang3 suppression; and extending CVE suppressions for multiple services to prevent deployment disruption while remediation continues. Impact: improved payment robustness, fewer cross-request side effects, and maintained security posture with controlled risk; demonstrated proficiency in context-scoped state management, dependency governance, and security hygiene.

September 2025

10 Commits • 2 Features

Sep 1, 2025

September 2025 highlights: Delivered stability, performance, and observability improvements across probate-frontend and probate-back-office. Key outcomes include routing initialization at startup to reduce route churn and improve test stability; restoration of correct payment flow with strengthened tests; environment-aware development memory logging for better telemetry in non-prod settings; a fix for Welsh back link rendering; and targeted test cleanup to improve reliability. These changes reduce risk of regressions, enhance user experience, and provide clearer telemetry for non-production environments.

August 2025

40 Commits • 10 Features

Aug 1, 2025

August 2025 focused on stabilizing and modernizing notifications, strengthening test coverage, and upgrading frontend integrations while tightening code quality and release reliability. Key backend work delivered a robust notification framework in probate-back-office with template support, response storage, configuration, and registrar escalation hooks, plus non-blocking failure handling to prevent workflow stalls. Frontend streams advanced with a Webchat replacement (Avaya to Kerv) in probate-frontend, UI and localization tweaks in probate-frontend and caveats-frontend, and memory tuning for preview environments to support broader testing. In parallel, infrastructure and quality efforts reduced risk through sonar/checkstyle cleanups, improved image policy routing for demos/back-office tests, and a pact-version revert to stabilize downstream builds. Overall impact: improved automation, reliability, and scalability of user communications; faster, safer release cycles; and clearer business-facing UX across probate products.

July 2025

4 Commits • 2 Features

Jul 1, 2025

July 2025 performance summary: Cross-repo security hardening to suppress Apache Commons Lang CVEs across the probate suite, implemented with minimal risk and no functional impact. Deliverables spanned four repositories with traceable commit changes and aligned to secure SDLC practices. The work reduces exposure to known vulnerabilities and improves readiness for security audits while preserving feature delivery and service availability.

June 2025

17 Commits • 5 Features

Jun 1, 2025

June 2025 delivered tangible business value through user-centric UX improvements, security hardening, and CI/CD modernization across probate services. Key outcomes include: frontend back navigation enhancements with a JavaScript-driven back button, per-step visibility controls, and error-state handling with updated tests; modernization of build/dependency management by removing Jitpack in favor of Azure Artifacts and upgrading fortify-client; introduction of back-office feature toggles (Exela and Iron Mountain) with end-to-end tests verifying toggles prevent execution when disabled; production readiness improvements with deployment environment configuration for cron tasks (ExelaExtractTask and IronMountainExtractTask) including updated image versions and schedules; and security mitigations by pinning commons-beanutils to 1.11.0 across orchestrator and business services to address CVE-2025-48734 while reducing security-scan noise.

May 2025

13 Commits • 8 Features

May 1, 2025

May 2025 monthly performance snapshot focusing on stability, security, and release velocity across the probate platform. Delivered cross-repo infrastructure refinements, improved validation and image deployment accuracy, and modernized the dependency and build pipelines to reduce risk and accelerate delivery. The work emphasizes business value through reliability, security posture, and faster demo/production releases, while showcasing advanced cloud-native practices and Java ecosystem skills.

April 2025

56 Commits • 15 Features

Apr 1, 2025

April 2025 delivered security- and reliability-focused API and platform improvements across probate services. Key features include migrating invitation and PIN flows to POST-based endpoints, consolidating PIN handling around a centralized PhonePin model, and upgrading shared libraries to enable new models and APIs. The work included removing deprecated GET endpoints, enhancing error handling, expanding test coverage (including Pact considerations) and improving test reliability in the frontend, as well as observability and back-office scheduling improvements. These changes reduce deployment risk, improve developer productivity, and deliver tangible business value through more secure, scalable, and maintainable services.

March 2025

17 Commits • 5 Features

Mar 1, 2025

March 2025 performance summary focusing on reliability, data correctness, and safe production changes across probate frontend/back-office and config pipelines. Highlights include case-insensitive payment status checks, improved bilingual UI state and tests, reverting unstable case state changes, feature flag for legal statement validation, and enhanced data migration tooling with rollback in the pipeline. This work delivered measurable business value: fewer payment failures, more reliable bilingual flows, safer production migrations, and improved testability across teams.

February 2025

10 Commits • 5 Features

Feb 1, 2025

February 2025 — Key features, reliability enhancements, and security posture improvements across four repos. Delivered user-facing UI consistency, stabilized Docker builds, and tightened boot-time authentication, while aligning demo environments with production tagging and enabling secure external notifications.

January 2025

20 Commits • 8 Features

Jan 1, 2025

January 2025: Delivered cross-repo enhancements focused on reliability, security, and user experience across hmcts/cnp-flux-config, hmcts/probate-back-office, hmcts/azure-platform-terraform, and hmcts/probate-frontend. The month emphasized standardizing redeploy triggers, refining deployment tagging to protect production while enabling safe demo testing, strengthening error handling and visibility in notifications, expanding legal statement workflow capabilities, and improving frontend accessibility and responsiveness, plus security posture via WAF/allowlist updates.

December 2024

18 Commits • 5 Features

Dec 1, 2024

December 2024 highlights focusing on business value and technical excellence across probate platforms. Key features delivered include amended legal statements support with data model extensions and dynamic document naming (probate-back-office), and document metadata retrieval by URL via DocumentManagementService with tests, plus document type validation on upload to enforce correct MIME formats. Infrastructure and reliability improvements include thread-safety hardening across notification and case processing in probate-back-office, and stability additions for demo environments via pinned probate-back-office image versions and a config-refactored redeployment trigger in flux-config. Security and quality enhancements covered yarn audit-known-issues for ws to improve dependency vulnerability scanning accuracy and RedisStore initialization alignment for session management in probate-caveats-frontend, alongside testing improvements and resources for end-to-end coverage.

November 2024

34 Commits • 5 Features

Nov 1, 2024

Monthly summary for 2024-11: Delivered targeted business value and technical improvements across probate services, focusing on user experience, data integrity, security, and contract testing readiness. Key outcomes included feature deliveries, bug fixes, and robust testing with clear traceability to commits.

Activity

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Quality Metrics

Correctness88.0%
Maintainability88.6%
Architecture83.4%
Performance80.6%
AI Usage20.0%

Skills & Technologies

Programming Languages

DockerfileGradleGroovyHCLHTMLJSONJavaJavaScriptNunjucksSCSS

Technical Skills

API DevelopmentAPI IntegrationAPI TestingAccessibilityAzure Key VaultBackend DevelopmentBrowser CompatibilityBuild AutomationBuild ConfigurationBuild EngineeringBuild ManagementCCD ConfigurationCI/CDCSSCloud Security

Repositories Contributed To

8 repos

Overview of all repositories you've contributed to across your timeline

hmcts/probate-back-office

Nov 2024 Oct 2025
12 Months active

Languages Used

JavaGroovyJavaScriptYAMLGradleShellXML

Technical Skills

Backend DevelopmentFeature TogglesJavaJava DevelopmentMockitoTesting

hmcts/probate-frontend

Nov 2024 Oct 2025
11 Months active

Languages Used

JavaScriptNunjucksJSONHTMLSCSSDockerfileYAMLGradle

Technical Skills

Backend DevelopmentExpress.jsFront End DevelopmentFrontend DevelopmentHelmet.jsJavaScript

hmcts/cnp-flux-config

Dec 2024 Aug 2025
8 Months active

Languages Used

YAMLyaml

Technical Skills

Configuration ManagementDevOpsCI/CDKubernetesHelm

hmcts/probate-orchestrator-service

Nov 2024 Oct 2025
6 Months active

Languages Used

JavaGradleYAML

Technical Skills

Backend DevelopmentData PrivacyJavaLoggingSecurityAPI Development

hmcts/probate-business-service

Apr 2025 Oct 2025
5 Months active

Languages Used

GradleGroovyJavaYAML

Technical Skills

API DevelopmentAPI TestingBackend DevelopmentDependency ManagementException HandlingFunctional Testing

hmcts/probate-caveats-frontend

Nov 2024 Oct 2025
7 Months active

Languages Used

JavaScriptyamlDockerfileHTMLGradleSCSSYAML

Technical Skills

CI/CDConfiguration ManagementContract TestingFrontend DevelopmentBackend DevelopmentNode.js

hmcts/probate-submit-service

May 2025 Oct 2025
4 Months active

Languages Used

GradleJavaYAML

Technical Skills

Build ConfigurationDependency ManagementSecurityBuild ManagementDevOps

hmcts/azure-platform-terraform

Jan 2025 Jan 2025
1 Month active

Languages Used

HCL

Technical Skills

Cloud SecurityDevOpsInfrastructure as CodeTerraformWAF Configuration

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