Remote Backend Developer jobs open to United Kingdom.

15 years of experience, Service architecture ownership, Productionization mindset, Deep full stack experience, AI/LLM exposure, Robustness and scalability focus, Hands-on engineering, Cross-org technical initiative delivery, Strong communication and collaboration skills

Hims & HersHims & Hers Health, Inc. is a San Francisco-based D2C telehealth platform specializing in personalized health and wellness solutions, serving the US market.

JavaScript · Python · GCP

5 years of experience, Cloud-native technologies (GCP preferred), Kubernetes, ArgoCD, Terraform, GitHub, Python, JavaScript, Go, Technical leadership, Internal Developer Platforms, Cost optimization

MozillaMozilla is a Mountain View, California-based non-profit organization that develops open-source software, including the privacy-focused Firefox browser and Thunderbird email client, targeting global consumers.

Go · GCP · Kubernetes

Golang, Architectural vision, Distributed microservices, Domain-Driven Design (DDD), High-scale distributed databases, Google Cloud Platform (GCP), Kubernetes, Mentorship

Rust · Kubernetes

5 years of experience, Rust, Kubernetes Control Planes, DPU architectures, Datacenter Networking, gRPC/Protobuf, OpenTelemetry, async concurrency models, mock-driven testing, custom Kubernetes operators, high-density infrastructure

MirantisMirantis is a Campbell, California-based B2B company specializing in open source cloud computing and Kubernetes-native AI infrastructure, serving diverse sectors including automotive, healthcare, and financial services.

PHP

PHP, SOLID principles, NoSQL (Redis, MongoDB), AI-assisted engineering tools, Cloud-native infrastructure, High-volume transaction applications, Technical documentation, Agile environment, Problem-solving mindset, Empathy in teamwork

Java · AWS

5 years of experience, Java 7, Java 8, Oracle, Progress, Liquibase, AWS, Enterprise application design, Object-oriented programming, Agile methodologies, Oil & Gas Upstream knowledge

Netrix GlobalNetrix Global is a global B2B IT consulting and managed services company headquartered in an unspecified location, specializing in cybersecurity, cloud migration, and digital workplace solutions for various industries.

Python

HDL proficiency, Digital Signal Processing, Linear Algebra, High-speed digital design, GIT, Perforce, Unix, Scripting (Python, Perl, Tcl)

Ruby

3 years of experience, Ruby on Rails, PostgreSQL, REST APIs, Sidekiq, Scalable backend development, Debugging, Performance optimization, Clean code practices

2 years of experience, Technical document analysis, Cloud infrastructure experience, Attention to detail, Ability to interpret technical concepts, Experience reviewing engineering reports, Familiarity with technical architecture documentation

Node.js · AWS · Kubernetes

5 years of experience, Node.js, NestJs, PostgreSQL, Kafka, Redis, REST API, gRPC, AWS, Docker, K8s, CI/CD pipelines

VeliTechVeliTech is a Kyiv-based B2B iGaming technology provider offering a comprehensive suite of SaaS solutions for online casinos and sportsbooks, serving a global market with over 40 million users.

C++, Objective-C, Apple platforms, Debugging, Problem solving, Version control (Perforce)

5 years of experience, C++, Machine learning integration, Real-time software optimization, ML frameworks (PyTorch, TensorFlow), End-to-end ML systems, GPU programming, Game programming, ONNX knowledge

SDKs, APIs, shared infrastructure, blockchain, open-source culture, autonomous problem-solving, user interface stability, good communication skills

ParityParity is a blockchain infrastructure company focused on building open-source technologies for a decentralized internet, headquartered remotely with a global reach.

C++, Cycle-accurate microarchitecture performance simulator, Pre-silicon performance analysis, Workload and trace analysis, Technical leadership in computing innovations, Computer architecture background

Linux kernel development, x86 computing architecture, Virtualization technologies, Open-source software development, Performance optimization, Low-level debugging tools, Memory management, Collaboration with open-source communities

Python · Rust

5 years of experience, Multi-stage data pipelines, Python, Go or Rust, Workflow orchestration, Reliability engineering, Observability experience, Deep CI/CD experience, Object storage experience, State machine design, Excellent debugging skills, Strong communication skills

Python · Java · AWS

5 years of experience, Stablecoin technologies, Blockchain payment rails, Cloud environments (AWS, GCP, Azure), Infrastructure-as-Code (Terraform), Object-oriented or functional programming (Python, Go, Java), Security-sensitive systems, Payments and treasury infrastructure

RampRamp is a US-based B2B FinTech company specializing in finance automation, offering corporate cards, expense management, and accounting solutions for businesses.

AWS · Kubernetes · Docker

5 years of experience, Distributed backend systems, Web3 platform components, AI-assisted workflows, Strong ownership mindset, Client collaboration, Fast-paced startup environment, High code quality standards, Algorithms and data structures, Containerized systems: Docker & Kubernetes, AWS

ZerionZerion is a decentralized finance (DeFi) platform and Web3 wallet that enables global crypto investors to manage, trade, and track their assets across multiple blockchain networks.

Ruby

Go, Distributed storage, Complex project ownership, Systems design, Performance optimization, Incident response, Mentoring engineers, Ruby, gRPC, Git internals

GitLabGitLab is a San Francisco-based DevOps platform offering B2B and B2C solutions for software development, security, and collaboration, with a global presence.

Unreal Engine, C++, Streaming solutions, Memory system, Physics (ChaosPhysics), World building tools, AAA title experience, Multithreaded programming, System architecture, Debugging and optimization

CD PROJEKT REDCD PROJEKT RED is a Warsaw-based video game developer specializing in story-driven RPGs, including The Witcher series and Cyberpunk 2077, operating primarily in the B2C gaming industry with a global target market.

Unreal Engine, C++, Streaming solutions, Memory system, Physics (ChaosPhysics), World building tools, Multithreaded programming, System architecture, Debugging and optimization

CD PROJEKT REDCD PROJEKT RED is a Warsaw-based video game developer specializing in story-driven RPGs, including The Witcher series and Cyberpunk 2077, operating primarily in the B2C gaming industry with a global target market.

Python

5 years of experience, Strong Python, AI-assisted development, Healthcare experience, Flask, SQLAlchemy, PostgreSQL, Redis

CollectlyCollectly is a San Francisco-based B2B SaaS healthcare technology company specializing in AI-driven patient billing and revenue cycle management solutions for healthcare organizations.

C/C++/C# proficiency, Embedded Linux development, QNX experience, AAOS or AOSP development, Vulkan and OpenGL ES experience, Performance optimization on embedded SoCs, Customer collaboration in automotive, Team influence on cross-platform initiatives

UnityUnity Technologies is a San Francisco-based gaming company providing a leading B2B SaaS platform for real-time 3D development, widely used by creators across various industries globally.

RTL design, CPU architecture, Microarchitecture development, Power-saving techniques, High-speed processor design, Design verification, Synthesis and timing closure, Problem-solving skills

Go · SQL · Kubernetes

3 years of experience, GoLang, Docker, Kubernetes, DevOps mindset, Financial market knowledge, Experience with large datasets, SQL, Microservice architectures

AlpacaAlpaca is a US-based fintech company providing self-clearing brokerage infrastructure and APIs for stocks, ETFs, options, and crypto, serving financial institutions globally.

Go · SQL · Kubernetes

3 years of experience, GoLang, Docker, Kubernetes, DevOps mindset, Financial market knowledge, Experience with large datasets, SQL, Microservice architectures

AlpacaAlpaca is a US-based fintech company providing self-clearing brokerage infrastructure and APIs for stocks, ETFs, options, and crypto, serving financial institutions globally.

3 years of experience, Full-stack or backend proficiency, Custom integrations experience, Technical implementation ownership, Technical discovery sessions, C1+ English proficiency

PearlPearl is a dental AI company specializing in SaaS solutions for dental x-ray analysis, headquartered in an unspecified location, operating in the B2B healthtech industry with a global market presence.

TypeScript · React · Node.js

5 years of experience, React, TypeScript, Node.js, REST, GraphQL, MongoDB, CI/CD, iPaaS, AI coding tools, Healthcare integrations, Security awareness

Kubernetes

Kubernetes, Datacenter experience, Distributed systems, Go, Terraform, Crossplane, Cluster-API, Networking components management, Operating code

Grafana LabsGrafana Labs is a San Francisco-based B2B observability platform specializing in open-source IT systems monitoring and data visualization for enterprises globally.

Kubernetes

Kubernetes, Distributed systems, Datacenter experience, Go, Terraform, Crossplane, Cluster-API, Tinkerbell, Talos, Ceph, Networking management

Grafana LabsGrafana Labs is a San Francisco-based B2B observability platform specializing in open-source IT systems monitoring and data visualization for enterprises globally.