Lead iOS engineers at this AI-native consulting partner use Swift, SwiftUI, Combine, Swift Concurrency, and AI tools like Claude Code to build maintainable, tested mobile apps for clients such as PayPal and adidas. They collaborate in agile, cross-functional teams with designers and product owners.

You will work with Rust, Python, Java, Go, C++, and a distributed systems stack involving edge computing, low-bandwidth radio links, and air-gapped networks. This company builds AI software that turns unstructured sensor data into real-time intelligence for semi-autonomous platforms. You will set technical direction across multiple teams.

You'll work with React, TypeScript, and Python (or Node.js) to build AI-driven matchmaking systems connecting pharma with medical experts. The platform processes 9M+ clinician profiles and billions of records, automating healthcare commercialization workflows for global drug development at G LNK (YC W25).

Work with Vue.js, React, or Angular, JavaScript, HTML/CSS, and Figma. You will implement features and build reusable UI components for TransPerfect's TechOps team, which delivers workflow tools and client interfaces for the GlobalLink platform.

You'll build end-to-end features for &Dine's food marketplace using Vue.js/Nuxt.js, Node.js, TypeScript, MySQL, Docker, and AWS. The platform connects independent Makers with customers seeking handmade food. You'll be part of a lean engineering team of four, owning from design to deployment and mentoring junior engineers.

You will work with Java, React, and DevOps automation to build scalable, cloud-native applications for critical business services. The role focuses on delivering high-quality software across front-end and back-end technologies in a financial services environment.

Full Stack Python Developer using Python and Claude Code to build solutions for a leading consultancy client. This fully remote six-month contract requires US/UK candidates working Eastern Time hours.

You will work with Java, C#, modern cloud and DevOps tools to build scalable, high-performance applications. The team designs and develops these applications in an Agile environment, collaborating across functions.

You will work with Java, SQL, REST APIs, event-driven architectures, Angular, and distributed systems. You will lead an existing team of 4 to 6 developers, architecting and integrating systems.

You will work with Nest.js, TypeScript, Angular (v20), Ionic, and Azure CI/CD. As a senior full-stack individual contributor, you’ll build and maintain the ZigZag Puppy Training mobile app (iOS and Android) and help raise the bar on backend systems, APIs, and data-driven product development.

Lead, coach, and mentor engineers using Java and JavaScript frameworks. The client is a healthcare provider building modern, scalable products to deliver world-class patient experiences across the UK as part of a digital transformation.

Product Engineer role working with TypeScript and Python, owning full-stack feature development from database schema design (Postgres) to frontend interactions. You’ll build tools enabling Fortune 500 organizations to test strategies via large-scale AI simulations, collaborating directly with the CTO and CPO.

Build full-stack products from scratch using TypeScript, React, Node.js, Python, JavaScript, SQL/NoSQL databases, Google Cloud, and AI/ML/LLM tooling. The ITO builds proprietary AI infrastructure, consumer/enterprise digital products, and the data/intelligence layer for Steven.com's creator-economy operating system. You will work directly with the VP of Engineering and product leaders on features and strategy.

This Junior Software Engineer role uses Python, Node.js, PostgreSQL, MongoDB, React, and AWS to build backend services, APIs, and frontend applications while supporting commercial machine learning model deployment.

Use Java 17+, Spring Boot, Oracle SQL, document-store databases, Kubernetes, Jenkins, and GitHub Copilot to build high-performance, mission-critical systems that provide end-to-end visibility into payment lifecycles for an investment bank. You will also mentor junior engineers, conduct code reviews, and design scalable back-end solutions.

You'll work with Java (8, 17, 21), React/TypeScript (or Angular/Vue), and REST APIs to sustain current environments and deliver new capabilities across full-stack development. You will also mentor less experienced engineers through code reviews and technical guidance.

News UK★3.8 (59)· London

Figma, design system tokens and components, prototyping, and HTML/CSS at reading level. You will design parts of the reading experience, subscriber journeys, newsletters, and newsroom tools across The Times’ app and web. The product design team is about twelve people.

News Corp★3.5 (70)· London

Design in Figma, with HTML/CSS literacy and curiosity about AI tools. You will ship digital products for The Times and Sunday Times — reading experience on app and web, subscriber journeys, newsletters, and newsroom editorial tools.

You'll own the shared chat design system across Figma, web, iOS, and Android. The Assistant Experience team builds Wise's AI-native interaction layer—the chat interface, component library, and conversational patterns that every product team builds on.

Tech Lead role using Java, Kotlin, Python, JavaScript/TypeScript, Spring, and Node.js to build cloud-based digital banking solutions. The consultancy helps clients build, launch, and run digital banks. You lead a team of engineers, contributing to system architecture, coding, and strategic decisions.

Blue Light Card★4.0 (2)· London

Android developer role using Kotlin, Jetpack Compose, Koin, Kotlin Multiplatform Mobile, GitHub Actions, Firebase Crashlytics, Amplitude, Braze, Stripe, and server-driven UI. Join a newly established cross-functional team completing a replatforming to a serverless environment, then building greenfield projects.

You will work with ReactJS, NodeJS, MongoDB, and AWS. The team builds a web-based SaaS platform for private equity, venture capital, and alternative investment firms to manage investing, fundraising, and operations. This senior role includes leading and mentoring junior engineers.

KPMG★3.8 (9.9k)· London

Develop web applications using C#, ASP.NET Core, TypeScript, React or Angular, and deploy on Azure Kubernetes Service with containers. You'll work on modernising tax and legal services for KPMG, building cloud-first microservices and client-facing portals for a team of 300+ technologists.

GUARDIAN NEWS & MEDIA★4.6 (7)· London

Build the Guardian Android app using Kotlin, Java, Jetpack Compose, Coroutines & Flow, MVVM, Jetpack libraries, and modular architectures. As a Staff Engineer on the Apps Experience team, you will shape technical direction, architecture, and engineering standards across multiple teams for an app used by millions.

Work with Kotlin, Java, Python, TypeScript, Kafka, Flink, Redis, and clustered Postgres on AWS/GCP to design, build, and maintain backend services for a real-time, data-driven commodity trading platform. You will own features end-to-end, optimizing pipelines for low latency and high throughput.