Dave Nash

(he/him)

@davenash.com

Software Developer / Technical Architect

Technical Lead at Gathered & Found

London, England, United Kingdom🇬🇧

Open to:Contract rolesFull-time roles

Preferred workplace:Remote (same country)Remote (worldwide)HybridRemote (same region)

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With more than twenty years of commercial experience, I have developed my expertise as a Software Developer and Technical Architect, especially in finance. My expertise includes a decade of working with .NET, and a deep understanding of cloud computing and microservices architecture. I am dedicated to delivering robust, scalable, and well-tested systems that meet complex business requirements.

My strengths lie in hands-on development and technical leadership, particularly in high-pressure environments such as finance and energy trading. I have excelled in ensuring projects are designed, implemented, and delivered efficiently. I am also passionate about mentoring and fostering strong engineering teams, improving processes, and driving technical excellence.

Activity

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Career: 9

Technical Lead

Gathered & Found

Contract · London, England, GB · Hybrid

Nov 2025 - Present

• Promoted to Technical Lead for front end development, owning the React codebase and setting the standard approach for all new work. • Implemented a design system that pulled legacy and actively developed front ends into a single, consistent standard for the wider team. • Heavily involved in planning new user journeys, frequently working from simple wireframes and verbal requirements through to delivery. • Modernised legacy FX systems and built a screening framework for transaction monitoring.

.NET FrameworkC#Microsoft AzureClaude CodeMicrosoft SQL ServerAzure Cosmos DBGitHub ActionsOctopus DeployReact

Senior Integrations Engineer

Moneycorp

Contract · London, England, GB · Hybrid

Apr 2025 - Nov 2025

• Built reliable banking and finance integration systems that connect SWIFT, Temenos, and internal platforms, ensuring smooth transaction processing and consistent data flow. • Actively contributed architectural expertise to solutions leveraging Azure RedHat OpenShift, Kafka, Azure services, and SQL Server, driving scalable and resilient implementations. • Collaborated closely with cross-functional teams to plan and deliver new features, ensuring alignment with client needs and regulatory standards. • Provided senior technical leadership, mentoring developers, and shaping best practices in financial services integration and cloud-native development.

.NET FrameworkC#Microsoft AzureApache KafkaMicrosoft SQL ServerAzure DevOpsDockerAzure Red Hat OpenshiftSWIFT ProtocolTemenosAzure Event Hub

Principal Engineer

Cera

Full-time · London, England, GB · Remote

Jun 2023 - Apr 2025

• Reduced bug counts by 30% by enforcing structured finance development workflows, ensuring straightforward ticketing, prioritisation, and process adherence. • Successfully led migration from AWS to GCP, ensuring zero downtime and improved infrastructure efficiency. • Held external suppliers accountable, driving detailed proposals and ensuring they met technical requirements for cross-cloud database migration.

.NET FrameworkC#AWSGCPMAUIPostgreSQLMySQLEntity FrameworkAzure DevOpsDockerKubernetesSQS/SNSPubSubMicroservices

Lead Developer

Petroineos

Contract · London, England, GB · Hybrid

Aug 2022 - Jun 2023

• Developed a low-latency trade reporting system, reducing trade processing time by 40% using Kafka (Azure Event Hub). • Optimised trade data ingestion, streamlining FIX protocol integrations and system reliability. • Designed lightweight containerised services, improving deployment efficiency and scalability.

.NET FrameworkC#Microsoft AzureKubernetesApache KafkaFIX ProtocolMicroservicesLow-latency SystemsICE/CME/Nasdaq WorkX IntegrationAzure DevOpsAzure Event Hub

Engineering Lead

Shell

Contract · London, England, GB · Remote

Jul 2021 - Aug 2022

Led technical strategy for migrating legacy systems in-house, enabling market expansion while driving microservices adoption and cloud-native patterns to improve deployment efficiency.

.NET FrameworkC#Microsoft SQL ServerMicrosoft Azure

Senior Software Developer

Lilium

Contract · London, England, GB · Remote

Jan 2021 - Jul 2021

Developed microservices communicating via gRPC and Kafka, running on Kubernetes, and contributed to DevOps tasks to enhance deployment and scalability in a high-growth startup environment.

.NET FrameworkC#KubernetesApache KafkaCassandra DBDevOpsAWS

Technical Lead

NewDay

Contract · London, England, GB · On-site

Aug 2019 - Jan 2021

• Delivered a credit-risk decisioning platform in under a year, replacing a third-party system. • Managed a team of 15 developers, coordinating efforts between London and Gdansk. • Designed a scalable decisioning engine, improving accuracy and processing speed for credit- risk assessments.

.NET FrameworkC#MicroservicesAzure FunctionsAzure Data FactoryAzure Cosmos DB

Lead Developer

Clear Bank

Contract · On-site

May 2018 - Aug 2019

Implemented real-time fraud detection, integrated Open Banking APIs, and developed transaction risk pipelines that enhanced financial security, compliance, and risk assessment efficiency.

.NET FrameworkC#Microsoft SQL ServerAzure Service BusAzure Event HubAzure Event GridOpen BankingAzure DevOps

Lead Developer & Associate

Transform

Contract · London, England, GB · On-site

Feb 2015 - Apr 2018

Led technical support for government case management systems, ensuring reliability and compliance, while optimising performance using PostgreSQL, Elasticsearch, and Docker.

PHPPostgreSQLZend FrameworkElasticsearchDocker

Skills: 43

Technical

.NET FrameworkApache KafkaAT ProtocolAWSAzure Cosmos DBAzure Data FactoryAzure DevOpsAzure Event Grid

Azure Event HubAzure Red Hat OpenshiftC#Cassandra DBDevOpsDockerElasticsearchFIX ProtocolFlutterGCPGitHub ActionsKubernetesMAUIMicroservicesMicrosoft AzureMicrosoft SQL ServerMySQLPHPPostgreSQLReactReact NativeRustSQS/SNSSWIFT Protocol

Other

Azure FunctionsAzure Service BusClaude CodeEntity FrameworkICE/CME/Nasdaq WorkX IntegrationLow-latency SystemsOctopus DeployOpen Banking

PubSubTemenosZend Framework

Projects: 2

Chunky Guys

chunkyguys.com

Feb 2023 - Present

• Designed and built a React Native social app for iOS and Android, forked from and tracking the open source Bluesky app, for a community I have run since 2016. • Built the supporting platform in Rust, including push notifications via APNs, media messaging backed by object storage, and session management and DPoP OAuth. • Shipped to the App Store and Play Store with localisation, plus full observability, CI/CD and zero downtime deployment on European cloud infrastructure.

Trainabout

Aug 2016 - Jul 2021

• Built and shipped a cross platform CRM for personal trainers on iOS and Android as the sole developer, teaching myself Xamarin from scratch over four years of evenings and weekends. • Delivered detailed client record keeping, a workout plan builder, progress and measurement tracking, and built-in BMI, BMR and skinfold-based body fat calculators. • Designed it local first, with the structure in place to extend to a backend, a companion client app with an integrated payments flow so trainers can take payment without handling cash.