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Designs and runs async REST APIs, manages large datasets in pandas/Parquet/Arrow, and ensures secure data distribution for financial intelligence APIs on AWS.
Java Backend Engineer designing and building secure, scalable enterprise backend systems using Java, Spring Boot, and microservices in a hybrid London role requiring active SC clearance.
Own backend features end-to-end for iwoca's repeat lending pipeline that decides offers, pricing, and borrowing limits, primarily using Python, with potential to grow into full-stack via React/TypeScript.
Backend Engineer developing large-scale distributed components for a cloud security platform using Golang, GraphQL, PostgreSQL, and Kubernetes across multi-cloud environments.
Founding backend engineer at a VC-backed AI startup building renewable energy intelligence, working day-to-day on Python/TypeScript backend, data pipelines, and enterprise-grade APIs on GCP with Postgres.
Junior Go Backend Engineer building scalable APIs and services on AWS in a hybrid London role, collaborating with senior engineers and product teams on a cloud-native platform.
Design backend systems and APIs coordinating services and large-scale scientific/HPC simulations using Python and Rust, in a hybrid role based in Coventry.
The Senior Java Engineer will design and scale backend services for a global platform while driving architecture, engineering standards, and team mentorship in a hybrid role based in Belfast.
This role involves designing and developing high-performance, low-latency algorithmic trading components for Citi's Fixed Income business using core Java. The developer will collaborate with traders and quants to build and maintain scalable trading systems within a global team.
The Java Developer will develop, maintain, and support enterprise-grade Java applications within an Agile environment. This role requires expertise in Java, J2EE systems administration, and CI/CD tooling, and necessitates SC clearance.
FDO Consulting is hiring a Senior Java Developer to work in their Thatcham office on a mix of cloud and on-premises software solutions. This is a product-focused role within a small, growing team.
The Senior Java Developer will lead the design and development of scalable enterprise applications using Java and Spring Boot. This role involves technical leadership, mentoring, and collaborating with cross-functional teams to deliver high-performance microservices and cloud-native solutions.
Senior Java Developer on a UK public-sector digital programme, building scalable Java/Spring Boot microservices with AWS, Kafka, and MongoDB as part of large engineering teams.
The Senior Java Developer will work in an office-based role in Thatcham to build and enhance software products using Java, JavaScript, and cloud technologies. The role involves working within a small team to develop high-quality solutions across the full software development lifecycle.
Build and maintain enterprise Java apps using Spring, J2EE, and JBoss in an Agile team; automate deployments with Jenkins and Ansible.
Intermediate Full Stack Kotlin Developer at Hippo, a digital consultancy, building user-centred digital services for public and private sector clients using Kotlin, Spring Boot, microservices, and cloud platforms in an agile squad.
The Senior iOS Engineer will lead technical decisions and develop features for the Speechify iOS application using Swift and SwiftUI. This role involves working in a fully distributed team to maintain complex architecture and deliver high-impact user experiences.
The Digital Application Developer will build and enhance customer-facing web and mobile applications while developing APIs and integrations. The role involves working within Agile teams to deliver secure, scalable solutions across the full development lifecycle.
This role involves designing and building custom software solutions for clients in the financial and public sectors using React.js, Node.js, and AWS. The developer will integrate front-end applications with REST APIs and enterprise SaaS platforms while working in an Agile environment.
This role involves designing, developing, and maintaining business applications as part of a digital transformation project. The developer will work with C#, .NET, and React/Next.js to build greenfield solutions while influencing technical architecture and standards.
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