Fresh remote Backend Developer jobs in United Kingdom

Explore latest remote Backend Developer opportunities from leading companies hiring in United Kingdom. 65 jobs posted last 30 days.

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Fresh remote Backend Developer jobs in United Kingdom (65)

Software Engineer, Backend - UK

about 9 hours ago
Full-time
United Kingdom
Key requirements: 7 years of experience, Go, Python, FastAPI, PostgreSQL, gRPC, GraphQL, Agentic Architecture, LLMs, RAG technology, Cloud technologies (GCP), Docker, Kubernetes, Multi-tenant SaaS, Security best practices
Ema

Ema is an AI technology company specializing in enterprise automation through its Universal AI Employee platform, operating on a B2B model and focused on enhancing workflows for businesses.

Remote policy: Ema offers remote opportunities for various roles, allowing team members to work from their respective campuses or homes, with flexibility in work arrangements.

Senior Software Engineer: 3DS Payments

1 day ago
Full-time
United Kingdom, North America, Europe
Key requirements: 5 years of experience, Java 11+, Secure coding practices, Payments experience, Experience in regulated environments, MySQL schema design, RESTful APIs, Distributed systems, Apache Tomcat, Mentoring engineers, Analytical thinking
Entersekt

Entersekt is a Stellenbosch-based fintech B2B SaaS provider specializing in mobile authentication, app security, and fraud prevention for financial institutions globally.

Senior Firmware Engineer, Bluetooth

1 day ago
Full-time
United Kingdom, Europe, United States, Canada, Australia
$100,000 to $150,000 per year
Key requirements: 5 years of experience, BLE expertise, Deep protocol knowledge, Silicon vendor stacks, C/C++ fluency, Power discipline, Shipping at scale, Hardware acumen, Adaptive problem solver, Secure OTA DFU experience, Multi-link BLE topologies, Bluetooth SIG qualification, Bare-metal design, Automated BLE testing, Embedded security practices
Eight Sleep

Eight Sleep is a New York City-based B2C company specializing in smart mattress covers that enhance sleep quality through personalized temperature control and advanced sleep tracking technology.

Remote policy: Eight Sleep supports remote work and is hiring from various locations, including the UK, Europe, the United States, Canada, and LATAM, allowing for collaboration across time zones.

Senior Backend Engineer

1 day ago
Full-time
United Kingdom, Worldwide
$130,000 to $170,000 per year
Key requirements: 7 years of experience, Java / Spring, Python / FastAPI / Django, C# / .NET, Node.js, RESTful APIs, Relational and/or NoSQL databases, Structured data formats, Concurrency and memory management, Thick client application support, Agile/Scrum environments, Electron-based desktop applications, DevSecOps tooling, Containerization and CI/CD
Agile Defense

Agile Defense is a Reston, VA-based B2B information technology company specializing in cybersecurity, data analytics, and digital transformation solutions for national security and civilian government sectors globally.

Remote policy: Agile Defense, Inc. supports hybrid work arrangements and hires remotely from various regions, including North America, Europe, Asia, and the Middle East, with team members located in diverse areas.

Back End Engineer

2 days ago
Full-time
United Kingdom, Worldwide
Key requirements: Ruby on Rails, AWS, React, Python or Node.js proficiency, Scalable backend development, Fast-paced environment adaptability, Excellent English communication
Codekeeper

Codekeeper is a remote-first SaaS provider based in The Hague, specializing in software escrow solutions for B2B clients, including enterprises and government organizations.

Remote policy: Codekeeper is a remote-first company with a central office in The Hague, supporting a flexible work environment for team members across various regions.

Software Engineer (C++/Rust)

3 days ago
Full-time
United Kingdom, Worldwide
Key requirements: 5 years of experience, C/C++, Rust, Financial data, Algorithmic trading, Low-level optimization, Performance engineering, Systems programming, Multithreading, Networked I/O
Databento

Databento is a financial technology startup providing real-time and historical market data APIs as a B2B SaaS platform, headquartered in the US with a focus on trading firms and fintech startups.

Remote policy: Databento supports 100% remote work, with team members located around the globe, accommodating various time zones.

Senior Software Engineer (Go)

3 days ago
Full-time
United Kingdom
$160,000 to $240,000 per year
Key requirements: Go, Distributed systems design, Cloud-native microservices, Kubernetes, CockroachDB, NATS JetStream, CI/CD pipelines, Operational excellence, Cost-efficiency mindset, Clean code appreciation, End-to-end project ownership
Form3 (via Otta)

Form3 is a London-based fintech B2B SaaS provider specializing in Payments-as-a-Service, offering cloud-native payment solutions for financial institutions and regulated fintechs in the UK.

Remote policy: Form3 offers fully remote positions primarily for candidates in the UK, EU, and the United States, with specific roles having geographic restrictions. Currently, applications are accepted only from the UK.

Senior Backend Monetization Engineer

3 days ago
Full-time
United Kingdom, Worldwide
£75,000 to £110,000 per year
Key requirements: In-app purchases, Revenue-related services, High-throughput financial systems, Subscription platforms, Billing systems, Payment provider integration, Analytics infrastructure, Experimentation frameworks, Feature flagging systems
Feeld

Feeld is a fully remote B2C mobile dating app specializing in alternative relationships, headquartered in a distributed manner, targeting a global market of open-minded singles and couples.

Remote policy: Feeld is a fully remote organization, allowing team members to work from anywhere, fostering a flexible and inclusive work environment.

C# Developer

3 days ago
Full-time
United Kingdom, Worldwide
Key requirements: .NET 10, C#.Net, ASP.Net Core, SQL Server, Azure, Entity Framework, React Frameworks, Experience in Property Services, Experience in Social Housing
Talent Hackers

Talent Hackers is a recruitment B2B company specializing in sourcing and placing remote professionals for fast-growing startups, with a focus on cost-effective global hiring solutions.

Remote policy: Talent Hackers specializes in remote talent placement and hires from a global network of professionals, with team members working across various time zones, including EST.

Staff/Senior Software Engineer (Python/PHP)

3 days ago
Full-time
United Kingdom, Worldwide
Key requirements: 10 years of experience, Python (3.11+), PHP (8.x), GCP, Deconstructing monoliths, OpenSSL, Unit, integration, and acceptance tests, Metrics tools (Chronosphere, Prometheus, Grafana), OS/package management (RHEL7 to EL8/9)
Ontrac Solutions

Ontrac Solutions is a technology consulting firm specializing in AI-driven systems and digital transformation, headquartered remotely with a focus on B2B services for healthcare, retail, and wellness industries.

Remote policy: Ontrac Solutions embraces a remote-first approach, hiring from various locations, including the U.S., with team members working remotely across different time zones.

Software Engineer, Networking (Edge)

6 days ago
Full-time
United Kingdom, United States, Canada
$218,420 to $302,840 per year
Key requirements: Networking software development, VPNs, NAT traversal, Routing, IP addressing, Distributed systems, SRE methodologies, DevOps methodologies, Go programming language, Observability integration, Incident management
Tailscale

Tailscale Inc. is a Toronto-based B2B software company specializing in a zero-config mesh VPN solution using the WireGuard protocol, targeting enterprise and developer markets.

Remote policy: Tailscale offers an all-remote work environment, allowing team members to work from anywhere, with a global hiring approach that includes various regions such as Canada, the US, and the UK.

Software Engineer, Networking (Dataplane)

6 days ago
Full-time
United Kingdom, United States, Canada
$163,000 to $226,000 per year
Key requirements: Networking software diagnosis, Routing, VPNs, IP address management, NAT traversal, Go, C/C++, Rust, Large scale distributed systems, Low-level OS network stacks, Security-centric architecture, Concurrent programming
Tailscale

Tailscale Inc. is a Toronto-based B2B software company specializing in a zero-config mesh VPN solution using the WireGuard protocol, targeting enterprise and developer markets.

Remote policy: Tailscale offers an all-remote work environment, allowing team members to work from anywhere, with a global hiring approach that includes various regions such as Canada, the US, and the UK.

Software Engineer, Networking (Dataplane)

6 days ago
Full-time
United Kingdom, United States, Canada
$218,420 to $302,840 per year
Key requirements: Networking software diagnosis, Routing, VPNs, IP address management, NAT traversal, Go, C/C++, Rust, Concurrent programming, Large scale distributed systems, Low-level OS network stacks
Tailscale

Tailscale Inc. is a Toronto-based B2B software company specializing in a zero-config mesh VPN solution using the WireGuard protocol, targeting enterprise and developer markets.

Remote policy: Tailscale offers an all-remote work environment, allowing team members to work from anywhere, with a global hiring approach that includes various regions such as Canada, the US, and the UK.

Software Engineer, Infrastructure

7 days ago
Full-time
United Kingdom, North America, Europe
$100,000 to $150,000 per year
Key requirements: Kubernetes operator experience, Deep Kubernetes experience, Proficiency in Go, Asynchronous Rust codebase familiarity, AWS experience, Infrastructure-as-code (Terraform/OpenTofu), Production-grade observability, Customer-adjacent onboarding experience, Strong communication skills
Rerun

Rerun is a Stockholm-based B2B open source data platform specializing in Physical AI, providing an SDK for logging and visualizing multimodal data streams.

Remote policy: Rerun is a remote-first company headquartered in Stockholm, Sweden, with team members primarily in European and US-East Coast time zones. While hiring is focused on these regions, candidates from other locations may be considered on a case-by-case basis to ensure effective collaboration.

Senior Backend Engineer (Elixir)

7 days ago
Full-time
United Kingdom, Worldwide
$53,300 to $119,850 per year
Key requirements: Elixir, Phoenix, Postgres, CI/CD (GitLab), AI fluency, Automation workflows, Systems thinking
Remote

Remote is a global HR tech B2B SaaS platform headquartered remotely, specializing in payroll, compliance, and employment management for businesses hiring international teams.

Remote policy: Remote is a fully remote company with team members across six continents, hiring from various locations globally to support a diverse and asynchronous work culture.

Senior Backend Engineer

7 days ago
Full-time
United Kingdom, Worldwide
$53,300 to $119,850 per year
Key requirements: Elixir, Postgres, CI/CD, Automation workflows, AI fluency, Functional Programming, AWS
Remote

Remote is a global HR tech B2B SaaS platform headquartered remotely, specializing in payroll, compliance, and employment management for businesses hiring international teams.

Remote policy: Remote is a fully remote company with team members across six continents, hiring from various locations globally to support a diverse and asynchronous work culture.

Backend Engineer (Node.js) | Prograd, UK

8 days ago
Full-time
United Kingdom
Key requirements: 3 years of experience, Node.js, TypeScript, JavaScript, AWS, GraphQL, REST APIs, SQL, PostgreSQL, Prisma, Event-driven architecture, Microservices, Automated testing, CI/CD
GT

GT is a recruitment firm specializing in connecting top talent with product careers in high-growth SaaS companies across the UK, USA, Canada, Germany, and the Netherlands.

Senior Salesforce Developer

8 days ago
Full-time
United Kingdom, North America, Europe, Oceania
Key requirements: 5 years of experience, Apex, Salesforce integrations, Stripe, QTC experience, SaaS environment, Stakeholder communication, Solo contributor, Team growth involvement
LucidLink

LucidLink is a San Francisco-based B2B SaaS platform specializing in cloud storage collaboration for creative teams, enabling real-time access to large files across the media and entertainment industry.

Remote policy: LucidLink supports a distributed workforce and hires remotely from various regions, including the United States and the United Kingdom, with team members located across North America, Europe, and Australia.

Audio Consultant Engineer - Linux Audio Stack (Remote/Anywhere)

8 days ago
Full-time
United Kingdom, Worldwide
Key requirements: Linux audio stack, C, PipeWire, WirePlumber, ALSA, Debugging Linux systems, Customer collaboration, Audio architecture design
Collabora

Collabora Ltd is a Cambridge-based B2B company specializing in open-source consultancy, training, and product development, particularly for the LibreOffice suite, with a global reach.

Remote policy: Collabora supports flexible remote work and hires globally from various regions, with team members working from home at any time. There are no specific restrictions on hiring locations.

Senior Software Engineer - Rust for Linux

9 days ago
Full-time
United Kingdom, Europe
Key requirements: 10 years of experience, Rust, C, Linux kernel development, Kernel device model, Debugging kernel code, Upstream maintainer-ship, DRM Rust infrastructure, PCI device bring-up, Public technical representation
NVIDIA

NVIDIA Corporation is a Santa Clara-based technology company specializing in designing GPUs and AI solutions for gaming, professional visualization, and cloud services, operating in both B2B and B2C markets globally.

Remote policy: NVIDIA supports flexible remote work arrangements and hires from various regions globally, including the Americas, Europe, Asia, and the Middle East, with roles that may require collaboration across time zones.

Java Software Engineer

9 days ago
Full-time
United Kingdom, United States, Netherlands, Romania
$80,000 to $120,000 per year
Key requirements: 5 years of experience, Java, Python, Kubernetes, multithreading, asynchronous programming, object-oriented programming
UiPath

UiPath is a New York City-based B2B software company specializing in robotic process automation (RPA) and AI-powered enterprise workflow automation solutions for global enterprises.

Remote policy: UiPath supports flexible work arrangements, allowing many roles to be performed remotely or in a hybrid model. The company operates in various regions, including the United States, Romania, the United Kingdom, and the Netherlands, among others.

Senior Software Engineer (FastAPI & Async Python)

9 days ago
Full-time
United Kingdom, Germany, France, Spain, Italy, Poland, Portugal
€100,000 to €110,000 per year
Key requirements: 5 years of experience, FastAPI, Async Python, Designing internal REST APIs at scale, Integration testing in large Python projects, Experience with AI APIs in production, Startup experience, Monitoring performance with Datadog
PhotoRoom

PhotoRoom is a Paris-based AI photo editing app specializing in e-commerce and marketing solutions, operating as a B2B and B2C service with a global reach.

Remote policy: Photoroom is a remote-friendly company headquartered in Paris, allowing employees to work from anywhere in Europe within a 3-hour flight from Paris, with monthly office visits. While we support remote work, we currently sponsor visas only for individuals relocating to France or already based here.

Senior Software Developer (Go) - US Instant Payments

9 days ago
Full-time
United Kingdom, Canada, Germany, Netherlands, Spain, Portugal
Key requirements: Go, Distributed systems design, Cloud technologies, Containerization, CI/CD pipelines, Clean code practices, End-to-end project ownership, AWS, GCP, Kubernetes, CockroachDB, Elasticsearch, Terraform, TDD/BDD
Form3 (via Otta)

Form3 is a London-based fintech B2B SaaS provider specializing in Payments-as-a-Service, offering cloud-native payment solutions for financial institutions and regulated fintechs in the UK.

Remote policy: Form3 offers fully remote positions primarily for candidates in the UK, EU, and the United States, with specific roles having geographic restrictions. Currently, applications are accepted only from the UK.

Senior Software Engineer - Backend - Remote

10 days ago
Full-time
United Kingdom, Worldwide
Key requirements: 10 years of experience, Java, multi-tenant SaaS applications, building large scale distributed applications, AWS services, Microservices architecture, Docker, Kubernetes
Jitterbit

Jitterbit is a leading B2B iPaaS provider headquartered in an unspecified location, specializing in AI-powered enterprise automation and integration solutions for businesses worldwide.

Remote policy: Jitterbit is a flexible, remote-friendly company that supports remote work across various regions, allowing team members to collaborate effectively regardless of their location.

NetSuite Developer, English Speaking (EMEA) Remote

10 days ago
Full-time
United Kingdom, Europe
Key requirements: 5 years of experience, SuiteScript, NetSuite ERP configuration, Third-party NetSuite integrations, Finance and accounting processes, Multi-entity environments
Bring IT

Bring IT is a global professional services company specializing in modernizing business operations through smart technology and strong processes.

Senior Engine Programmer

11 days ago
Full-time
United Kingdom
Key requirements: C++, Cross-platform engine experience, 3D maths, Technical programming, Game engine systems, Problem-solving in complex environments
Rebellion

Rebellion Developments is a UK-based video game developer and publisher specializing in creating video games, board games, and comics, with studios in Oxford and Warwick, targeting the global gaming market.

Remote policy: Rebellion primarily hires for in-person roles at its studios in Oxford and Warwick, with some flexibility for hybrid work arrangements based on individual needs. Candidates must have the permanent right to work in the UK.

Senior Engine Programmer

11 days ago
Full-time
United Kingdom
Key requirements: C++, Cross-platform engine experience, 3D maths, Technical programming, Game engine systems, Problem-solving in complex environments
Rebellion

Rebellion Developments is a UK-based video game developer and publisher specializing in creating video games, board games, and comics, with studios in Oxford and Warwick, targeting the global gaming market.

Remote policy: Rebellion primarily hires for in-person roles at its studios in Oxford and Warwick, with some flexibility for hybrid work arrangements based on individual needs. Candidates must have the permanent right to work in the UK.

Senior Python Software Engineer, ML Developer Tools - EMEA Remote

11 days ago
Full-time
United Kingdom, Europe
Key requirements: 5 years of experience, Python, Architecting complex Python projects, JavaScript or TypeScript, React or Svelte, Open-source contributions
Hugging Face

Hugging Face is a New York City-based AI and machine learning platform providing SaaS tools for model sharing and collaboration, targeting both B2B and B2C markets globally.

Remote policy: Hugging Face supports remote work and has a distributed team, with flexible working hours and options for employees to work from various locations, including the opportunity to visit offices in New York City and Paris.

Graduate Software Engineer, Open Source and Linux, Canonical Ubuntu

12 days ago
Full-time
United Kingdom, Worldwide
Key requirements: Python, Rust, C/C++, Golang, JavaScript, Linux experience, Open source contributions, Personal projects in technology, High academic performance, Ability to travel internationally
Canonical

Canonical is a London-based B2B open-source software company specializing in Ubuntu and providing commercial support services to global enterprises in sectors like cloud, IoT, and data science.

Remote policy: Canonical is a remote-first company hiring globally, with team members located in over 70 countries. While most roles are remote, candidates may need to be situated in specific geographical regions such as the Americas, EMEA, or APAC for certain positions.

Software Developer - Remote

12 days ago
Contract
United Kingdom, Worldwide
Key requirements: 1 years of experience, Python, Rust, GoLang, Java, Node.js, Scalable software systems, Remote collaboration, CI/CD pipelines, Problem-solving, Cloud platforms (AWS, GCP, Azure)
CONFISA INTERNATIONAL GROUP

Confisa International Group is a Pembroke Pines, Florida-based professional services firm specializing in retained executive search and human resources solutions for B2B clients across multiple industries globally.

Remote policy: Confisa International Group supports remote work for certain roles, with current hiring focused on candidates located in the USA. The company has a global reach, operating across multiple continents including Europe, Africa, Asia, and the Americas.