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Develops real-time Java systems in Linux/Windows environments, maintaining and extending complex software for a growing outsourcing firm.
Build and maintain enterprise Java/Spring microservices and React frontends, integrating systems via REST APIs while collaborating with clients and teams.
Build and optimize low-latency, high-throughput Java/SpringBoot payment services using XML messaging, MongoDB, and AWS/OpenShift for secure, real-time financial workflows.
Builds and maintains Java-based microservices and JSF UIs, develops APIs, and integrates systems using MuleSoft in a regulated, agile environment.
Senior Java developer builds and maintains trading systems for fixed-income products, using Java, SQL, Git, and messaging frameworks like FIX and Kafka to modernize a cloud-based platform.
Principal Java developer responsible for enhancing and migrating high-throughput cash trade processing systems using Core Java, XML/JSON parsing, and MQ messaging.
Develop and maintain ERP integration software using Java and C#, collaborating on code reviews, testing, and DevOps workflows in a hybrid Leeds office.
Build and maintain enterprise Java/Spring Boot backends and React JS UIs, modernizing legacy apps with microservices, AWS cloud, and MuleSoft integrations.
Lead a team building and maintaining scalable data pipelines using AWS (S3, Athena, Redshift, Glue) and Python/Java to integrate diverse data sources for government analytics and reporting.
Build and maintain enterprise Java applications using Spring Boot, React JS, and microservices on AWS, while modernizing legacy systems and integrating APIs with Mule 4.
Build and modernize enterprise Java applications using Spring Boot, React JS, and AWS, while integrating systems via Mule 4 and Mulesoft tooling.
Build Android apps in Java/Kotlin with Jetpack Compose and XML for imaging and AR systems in a Cambridge-based team.
Build and maintain Android apps for thermal imaging and AR systems, using Java/Kotlin, Jetpack Compose, and XML layouts.
Builds Android apps using Java/Kotlin, Android SDK, and architecture components like Room and ViewModel.
Build and maintain enterprise Java/Spring Boot backends and React JS UIs, modernize legacy apps with microservices and AWS, and integrate systems using Mule 4 and Mulesoft tooling.
Build and maintain AWS-based data pipelines that parse telecom network metrics, convert to Parquet/Iceberg, and stream into Redshift/ClickHouse using PySpark, Lambda, MSK, and Step Functions.
Build and lead frontend features for a UK digital insurance provider using React, Redux, and modern web tooling to deliver customer-facing web apps.
Lead development of high-performance video communication apps for iOS and Android using React Native, WebRTC, and native toolkits; mentor engineers and drive cross-platform architecture.
Mid-level iOS Engineer building and maintaining Swift/SwiftUI apps for sports betting and iGaming, integrating APIs, and improving user onboarding and experiences.
Mid-level iOS Engineer building native iOS apps for sports betting, casino, and lottery in the UK iGaming market using Swift, SwiftUI, and REST APIs.
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