Samsara★3.6 (32)· London

Samsara interns work on the Connected Operations Cloud, building backend infrastructure in Golang, web clients with TypeScript/React and GraphQL, mobile with React Native, or embedded software for IoT devices. Projects involve scaling data ingestion, real-time data processing, and creating actionable insights for industries like transportation and agriculture.

Design, build and deploy production Generative AI applications, LLM-powered solutions and agentic frameworks using Python, LangChain, LangGraph, and OpenShift. You will automate enterprise workflows with intelligent agents, working with PostgreSQL and pgvector as part of Citi’s COO-Technology team building scalable AI for global operations. This is an Individual Contributor Staff Engineer role.

You will build AI-powered products and platforms using Golang, Kubernetes, and cloud-native microservices. This role is on Citi’s AI Product & Platform team within the Chief Technology Office, creating scalable backend services and APIs for enterprise AI applications.

Engineering Manager role using Go (Golang) with 8 years of hands-on production experience. The team builds Yuno’s payment infrastructure that enables companies to participate in the global market. No team size or scope is stated in the listing.

Google★4.3 (6.2k)· London

Manage engineers building Google’s Learning Platforms within the Global Business Organization, which powers Google’s ecosystem of products and services for customers and partners. Work with back-end languages (Java, Python, Golang, C++) and front-end (JavaScript, TypeScript, HTML, CSS), plus ML model fine-tuning and evaluation.

Work with Golang, Kubernetes, gRPC, RESTful APIs, HashiCorp Vault, and cloud-native tooling to build AI-powered platforms. The team, part of Citi's Chief Technology Office, defines the bank's tech and engineering strategy by engineering cutting-edge products at planetary scale.

Lead multiple engineering squads on Core Platform, shaping architecture and standards for cloud-native distributed systems using Golang. Manage Engineering Managers, scale high-performing teams, and integrate with complex external platforms at a product-led technology business.

You will work with Go/Golang, AWS, and PostgreSQL on a product that supports users from initial search through agreement exchange, while gaining exposure to Kubernetes, Terraform, and event-driven architecture. The London-based team works on a property technology product.

You will work with Go, cloud environments (AWS, Azure, Google Cloud), APIs, backend services, Docker, Kubernetes, and TDD. As a Senior Software Engineer at YLD, you’ll join a client team building innovative products as part of a remote-first consultancy.

You'll work primarily in Go building scalable backend services and APIs for a regulated fintech company's retail app, business account services, and internal admin systems. The tech stack includes AWS, Docker, microservices architecture, REST/gRPC APIs, and relational/NoSQL databases. You'll join a collaborative engineering team, contributing to architectural decisions and engineering standards as the business scales.

You'll build backend services powering Happl's AI-driven employee benefits platform using Go and TypeScript, working with REST APIs, PostgreSQL, and cloud infrastructure. The role focuses on designing scalable systems for benefits, allowances, payments, and reporting across a global customer base. You'll collaborate with product and frontend teams to ship end-to-end features while improving reliability, security, and observability.

Senior Golang engineer role on the Payment Performance team, building routing algorithms that combine ML/RL and manual knowledge to increase payment success probability in real time. You will work with Golang, AWS, microservices, HTTP, gRPC, and CI/CD, maintaining high throughput, 99.99% reliability, and sub-100ms latency.

Work with Go, cloud environments (AWS, Azure, Google Cloud), APIs, backend services, SaaS platforms, Docker, Kubernetes, and TDD. As part of a client team at a remote-first consultancy specializing in software engineering, product design, and data, you will build innovative digital products.

You'll work with Python or TypeScript (Rust/Golang/Java desirable), the GitHub ecosystem, Claude Code or Codex, CI/CD pipelines, and MCP servers to architect and integrate AI-driven workflows, including coding agents and prompt libraries, across the Software Development Life Cycle for large enterprise environments.

You will work with the GitHub ecosystem, Python/TypeScript, Claude Code, Codex, Copilot, CI/CD pipelines, and Model Context Protocol (MCP) servers. The role builds custom AI coding agents, multi-step agentic workflows, reusable Skills libraries, and PromptOps standards, integrating AI-assisted development across the full SDLC.

Python, C++, Go, and AWS; the role involves early-stage R&D prototyping for security and media analysis, building AI/ML/computer-vision software for anomaly detection, audio transcription, and event-based alerts at a stealth-mode London startup.

You'll build scalable full stack applications using Vue.js, Nuxt.js, Go, and RESTful APIs, with exposure to gRPC, distributed systems, and SQL/NoSQL databases. The team develops customer-facing platforms for a digital business operating large-scale online products used by millions globally.

Apple★4.1 (14k)· London

Use Golang, C++, Java, or Python along with Kubernetes, Cassandra, Zookeeper, Kafka, Redis, and other open-source tools to build and support Apple's next-generation infrastructural platform for iCloud and backend services at hyperscale. The role includes technical leadership of projects or small teams, developing resilient API-driven services.

Backend Engineer working with Golang, RESTful APIs, Vue.js and Nuxt.js for frontend support. You will build and optimise backend microservices for a scalable, high-performance advertising platform processing large volumes of data.

Checkout.com★3.8 (15)· London

You will work with Golang, AWS, gRPC, HTTP, microservices, and CI/CD. The Payment Performance team builds routing algorithms that combine ML/RL and manual knowledge to increase payment success probability, ensuring high performance (<100ms) and 99.99% reliability.

Build scalable backend systems using Golang, SQL, and RESTful APIs on a global ads platform that helps make the internet safer.

As a Senior Software Engineer at Syntasso, you'll work primarily with Golang and Kubernetes, as well as other languages like Ruby, Rust, or Python, using XP techniques such as pairing and TDD. You will design, build, and evolve Kratix, the company's open-source platform-engineering framework, and its commercial product, Syntasso Kratix Enterprise, while collaborating closely with a small, expert engineering team and customers.

Python, JavaScript/TypeScript, Java, C#, Go, pytest, Jest, JUnit, xUnit, Go testing. You will work on a project with a leading AI lab, building and debugging production systems.

Work across the stack with React, TypeScript, and Node.js or Golang on privacy-focused systems and architecture that keep users' location data inaccessible. As part of Wheely's small core-engineering team, you'll collaborate with Product Managers, Designers, and Software Engineers to shape solutions from concept through production.

Build and tune AI agents for coding within the GitHub ecosystem, using Python or TypeScript. Integrate these agents into CI/CD pipelines and Model Context Protocol (MCP) servers to automate the software development lifecycle. This role also involves developing prompt libraries and evaluation frameworks.