You will work with Java, SpringBoot microservices, Linux, OpenShift, Gradle, Git, CI/CD, and Docker/Podman. The Technology Application Strategy team builds productivity and tooling solutions to streamline workflows for Citi’s global developer community.

You will work with scripting languages, pipelining tools, and machine learning, focusing on adversarial robustness, data influence, watermarking, and GenAI audio/video models. The team accelerates research on trustworthy, robust ML, including the provenance of synthetic media and data trustworthiness, with SynthID as a public example.

Work with Java, Spring Boot, React/Angular, RESTful APIs, microservices, Kafka or RabbitMQ, CI/CD, and AI-assisted engineering tools to lead software implementation for Vodafone's cloud-native digital products and platforms. This senior hands-on role guides engineers

You will develop neuro-symbolic AI architectures for Project SENTINEL, an Innovate UK grant-funded initiative building provably safe guardrails for autonomous systems. Your daily work involves Python and ML libraries (PyTorch, TensorFlow, scikit-learn) to design deep learning models, NLP systems, and scalable ML pipelines for production deployment.

You'll work with Python, FastAPI, TypeScript, React, and GCP to design services, data models, and APIs. Electric Twin builds a behavioral simulation platform that creates "digital twins" of populations to predict human behavior, already used by major organizations. You'll join a high-caliber team of 17, owning complex systems from design to deployment.

Build and maintain frontends with React and TypeScript, backend services in Python or Node.js, and optimize data pipelines for a database of 9M+ clinician profiles. You'll architect AI-driven matchmaking systems connecting pharma companies with medical experts at G LNK, a YC W25 healthcare commercial intelligence platform.

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.

Junior AI Engineer role at NEWTO TRAINING LIMITED involves no specified technologies, tools, or frameworks in the listing. The company focuses on training and welcomes career changers with no prior experience; no team size or project details are provided.

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.

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.

The role involves developing Salesforce Lightning and Force.com solutions using Apex, SOQL, and JavaScript, with object-oriented programming in Java or C#. Git, Jira, IntelliJ, CI/CD, and Salesforce REST APIs are also mentioned. The position is with Hackajob Ltd, but the listing gives no details on the product or team.

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 in Java to design, engineer, and maintain the firm’s software infrastructure. Collaborating with research, systems, and operations teams, you will support both new and existing lines of business at this quantitative trading firm.

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.

Work with modern component-oriented front-end frameworks/libraries, Azure, CI/CD pipelines, and test automation. Lead the Digital technical leadership team of a UK financial services company building digital products for retirement, investment, and protection needs. Mentor and coach other engineers as a specialist in UI/UX, accessibility, and front-end performance.

Founding Backend Engineer role at a VC-backed collaborative AI startup. You will architect infrastructure for an agentic collaboration platform, owning backend systems using TypeScript, Node.js, and PostgreSQL, and building real-time workflows for enterprise clients.

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.

You will build interactive 3D subsurface visualizations using WebGL/Three.js and collaborate with the ML team to integrate explainable AI models. The role involves owning the user experience for a subsurface mapping platform that helps global mining leaders make drilling decisions. You will be the first product engineer at Material Difference, a venture-backed Cambridge University spin-out.

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.

You will lead technical design and development using Java, Spring Boot, Microservices, and Event-Driven Architecture, alongside Azure and Kubernetes. You will drive cloud-native digital transformation for a FCA-regulated financial services client, delivering secure, scalable enterprise platforms. The team scope is not stated.

Wise seeks an Engineering Lead for its Account Management team, working with a JVM codebase (Java/Kotlin) and Spring Boot. The role involves leading engineers, staying hands-on with code, and owning the technical roadmap for the current account and everyday banking products that handle how customers hold, organize, and move money.

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.