Fresh remote Backend Developer jobs in United Kingdom

Explore latest remote Backend Developer opportunities from leading companies hiring in United Kingdom. 86 jobs posted last 30 days.

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Fresh remote Backend Developer jobs in United Kingdom (86) - Page 2

Python Engineer

11 days ago
Full-time
United Kingdom, Worldwide
$80,000 to $100,000 per year
Key requirements: 3 years of experience, Containerized Python/Django services, AWS deployment, Troubleshooting production bugs, SQL databases, CI/CD (CircleCI), Infrastructure as code (Terraform), Autonomous technical improvements, Backend systems using Django or FastAPI
Launch Potato

Launch Potato is a Delray Beach, Florida-based digital media company specializing in discovery and conversion marketing, connecting brands to consumers through data-driven content and technology in a B2B context.

Remote policy: Launch Potato operates a remote-first team model, hiring globally from various locations, with team members distributed across over 15 countries. Collaboration occurs across time zones, supporting a high-performance culture.

Python/Django Software Engineer

11 days ago
Full-time
United Kingdom, Worldwide
Key requirements: 3 years of experience, Containerized Python/Django services, AWS deployment, SQL databases, CI/CD (CircleCI), Infrastructure as code (Terraform), Troubleshooting production bugs, Autonomous technical improvements, Backend systems using Django or FastAPI
Launch Potato

Launch Potato is a Delray Beach, Florida-based digital media company specializing in discovery and conversion marketing, connecting brands to consumers through data-driven content and technology in a B2B context.

Remote policy: Launch Potato operates a remote-first team model, hiring globally from various locations, with team members distributed across over 15 countries. Collaboration occurs across time zones, supporting a high-performance culture.

Backend Engineer, Python

11 days ago
Full-time
United Kingdom, Worldwide
Key requirements: 3 years of experience, Python, Django, AWS, SQL, CI/CD, Terraform, FastAPI, Containerization, Debugging, Production issue resolution, Code quality
Launch Potato

Launch Potato is a Delray Beach, Florida-based digital media company specializing in discovery and conversion marketing, connecting brands to consumers through data-driven content and technology in a B2B context.

Remote policy: Launch Potato operates a remote-first team model, hiring globally from various locations, with team members distributed across over 15 countries. Collaboration occurs across time zones, supporting a high-performance culture.

Big Data Engineer, AI Services

11 days ago
Full-time
United Kingdom, Worldwide
Key requirements: 6 years of experience, Java, Python, Large-scale distributed systems, Search technologies, Flink, Spark, AI-powered search technologies, Cloud infrastructure
Binance

Binance is a global fintech B2C platform headquartered in Malta, operating the largest cryptocurrency exchange by trading volume, offering a wide range of digital asset products and services to users in over 180 countries.

Remote policy: Binance supports flexible remote work arrangements, with team members located in various regions globally, though specific policies may vary by team and role.

Salesforce Developer / Consultant

11 days ago
Full-time
United Kingdom, Worldwide
Key requirements: 8 years of experience, Salesforce certifications, Apex, Visualforce, Lightning Components, B2B and e-Commerce solutions, MuleSoft Integration Suite, ChatGPT 4.0 prompt engineering
Lupus Consulting

Lupus Consulting is a Hungary-based B2B IT services provider specializing in SAP implementation, consulting, and custom software development for the banking, insurance, and government sectors across Europe and EMEA.

Internal Tooling Engineer

12 days ago
Full-time
United Kingdom, Europe
€52,000 to €88,000 per year
Key requirements: AI-powered tools, n8n, Dust, Rust, Ruby, PostgreSQL, Internal user experience, High-paced environments, Polyglot codebase, Fintech familiarity
Finary

Finary is a Paris-based fintech B2C SaaS platform specializing in wealth management and portfolio tracking for retail investors across Europe and globally.

Remote policy: Finary operates in a hybrid setup, with team members located across France and Europe, and meets in person six times a year in Paris. We welcome applications from candidates in various European regions.

Senior Backend Engineer (Ruby and/or Go), Tenant Scale; Cells Infrastructure

12 days ago
Full-time
United Kingdom, North America, South America, Europe, Asia
Key requirements: Go or Ruby, Distributed systems reasoning, High-scale production systems, Observable production services, High-throughput networking services, Multi-team codebase coordination, Observability practices, Relational databases (PostgreSQL)
GitLab

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

Remote policy: GitLab is a fully remote company that hires globally, with team members located in over 65 countries. We embrace flexibility in scheduling to accommodate various time zones.

Senior Rust Engineer

12 days ago
Full-time
United Kingdom, Europe, Morocco
Key requirements: 5 years of experience, Rust, Kubernetes, Docker, Distributed systems, Cloud-native architectures, Networking protocols, Security best practices, gRPC, RESTful APIs, CI/CD pipelines, AI tools
Virtuozzo

Virtuozzo is a global B2B software company specializing in virtualization and cloud management solutions for service providers, offering a comprehensive portfolio of XaaS products.

Rust Engineer

12 days ago
Full-time
United Kingdom, Europe, Morocco
Key requirements: 5 years of experience, Rust, Kubernetes, Docker, Distributed systems, Cloud-native architecture, Networking protocols, Security best practices, gRPC, RESTful APIs, Message queue systems, CI/CD pipelines, Relational databases, AI tools
Virtuozzo

Virtuozzo is a global B2B software company specializing in virtualization and cloud management solutions for service providers, offering a comprehensive portfolio of XaaS products.

Senior Engineer, Open World

13 days ago
Full-time
United Kingdom, North America, Europe, Africa
₱284,400 to ₱446,820 per year
Key requirements: 5 years of experience, C++, AAA open world game experience, Open world systems design, Game engine architecture, Debugging complex systems, Mass Entity system knowledge, Unreal Engine 5 familiarity
CD Projekt Red

CD Projekt Red is a Warsaw-based video game development studio specializing in AAA narrative-driven RPGs, including *The Witcher* series and *Cyberpunk 2077*, targeting gamers globally.

Remote policy: CD Projekt Red offers flexible remote work options, including fully remote and hybrid roles, primarily hiring from various regions such as the United States and Poland, with specific state restrictions for remote positions in the US.

Engineer - Ruby/Elixir

13 days ago
Full-time
United Kingdom, Worldwide
Key requirements: Ruby, Ruby on Rails, Elixir, Phoenix Framework, Clean code, AI familiarity, Upper-intermediate English
CloudWalk

CloudWalk is a fintech company headquartered in Brazil, specializing in AI-driven payment solutions and blockchain technology for the B2B market, with a growing presence in the U.S.

Remote policy: CloudWalk embraces a flexible work culture and hires remotely from various regions, supporting a diverse team across the globe.

FileNet Developer/Consultant

13 days ago
Full-time
United Kingdom, Worldwide
€50,000 to €70,000 per year
Key requirements: IBM Case Manager, FileNet, Custom widget design, FileNet APIs, CASE REST, JavaScript API, Git, Maven, Spring Framework
EUROPEAN DYNAMICS

European Dynamics is a Greece-based B2G SaaS provider specializing in ICT services and software development for e-government, operating internationally across 47 countries.

IBM Filenet - Java Developer

13 days ago
Full-time
United Kingdom, Worldwide
€40,000 to €70,000 per year
Key requirements: IBM Case Manager ICM, FileNet Workflow design, GitFlow, Java solutions with FileNet, Azure DevOps, Maven, Spring Framework, IBM BAW
EUROPEAN DYNAMICS

European Dynamics is a Greece-based B2G SaaS provider specializing in ICT services and software development for e-government, operating internationally across 47 countries.

AI Tutor - Software Engineer Specialist

15 days ago
Full-time
United Kingdom, Worldwide
$60 to $100 per hour
Key requirements: Deep expertise in one or more programming languages, Strong debugging and profiling skills, Experience implementing quality standards, Hands-on experience with testing frameworks, Strong proficiency in relevant frameworks and libraries, Solid understanding of software design principles
xAI

xAI is a U.S.-based AI company specializing in generative AI technologies and social media solutions, primarily serving B2B markets including government and military applications.

Remote policy: xAI offers flexible remote work options, allowing employees to work fully remote or from the Palo Alto, CA office, with team members expected to collaborate across various time zones.

Software Engineer I

15 days ago
Full-time
United Kingdom
£30,000 to £35,000 per year
Key requirements: 2 years of experience, C#/.NET, Java/Kotlin, Objective-C/Swift, Secure coding practices, OWASP, PCI compliance, SDK development, Backend services development, Agile methodologies, Relational databases
NMI

NMI is a global fintech B2B company specializing in secure payment gateway and processing solutions for SMBs and fintech startups.

Remote policy: NMI embraces a remote-first culture, allowing team members to work primarily from home while supporting occasional in-person responsibilities at their UK office. They hire from various regions, fostering a flexible work environment.

Senior Cloud Performance Engineer

15 days ago
Full-time
United Kingdom, Worldwide
$120,000 to $180,000 per year
Key requirements: 6 years of experience, Distributed systems, Performance engineering, Database benchmarking, Go, C/C++, Java, Kubernetes, AWS, GCP, Azure, Chaos Engineering
ClickHouse

ClickHouse is a San Francisco-based B2B open-source column-oriented database system specializing in real-time analytics and SQL querying for enterprises globally.

Remote policy: ClickHouse is a globally distributed and remote-friendly company, operating in 20 countries, allowing for flexible work arrangements across various regions.

Software Engineer - Payments

16 days ago
Full-time
United Kingdom, North America, South America, Europe
$115,000 to $140,000 per year
Key requirements: 2 years of experience, PHP, Java, MySQL, PostgreSQL, Payments experience, Fintech experience, Integration with external APIs, Security and compliance awareness, Event-driven architectures, Microservices concepts, Observability in systems
Cloudbeds

Cloudbeds is a B2B hospitality management system headquartered in the United States, providing integrated solutions for property management and channel management to hoteliers globally.

Remote policy: Cloudbeds embraces a flexible approach to remote work, hiring from various regions including the United States, Brazil, LATAM, and Europe, allowing team members to collaborate across different time zones.

Blockchain Engineer 区块链开发工程师

16 days ago
Full-time
United Kingdom, Europe, Asia
Key requirements: 5 years of experience, Go, Rust, Solidity, Blockchain development, Cryptography, Open-source blockchain contributions, Bilingual - English and Chinese
Windranger Labs

Windranger Labs is a fully remote venture builder in the web3 space, specializing in blockchain infrastructure, gaming ecosystems, and DAO tools for B2B and B2C markets.

Remote policy: Windranger Labs supports fully remote work and hires from various regions, including APAC and EMEA, with team members collaborating across time zones.

Software Engineer

16 days ago
Full-time
United Kingdom, Worldwide
£52,000 to £62,000 per year
Key requirements: C#, Microservices, Azure DevOps, RESTful APIs, JavaScript, TypeScript, Python, MongoDB, PostgreSQL, Docker, Kubernetes
TRI - The RBQM Experts

TRI is a UK-based B2B SaaS provider specializing in Risk-Based Quality Management (RBQM) software for clinical trials, serving sponsors and CROs globally.

Remote policy: TRI supports flexible, remote-first working arrangements, allowing team members to work from various locations. However, specific hiring regions are not explicitly defined.

Senior Integration & Cloud Engineer (AWS / Kafka / MQ)

16 days ago
Full-time
United Kingdom, Worldwide
Key requirements: 5 years of experience, AWS, Kafka (Amazon MSK), IBM MQ, Kubernetes (EKS), Event-driven architectures, Idempotency, Error handling, CloudWatch, Prometheus, Grafana
Coderio

Coderio is a remote-first B2B tech company specializing in IT staff augmentation and scalable digital solutions for global businesses.

Remote policy: Coderio is a remote-first company that values talent regardless of location, hiring from various regions to support a collaborative international team.

Backend Engineer

16 days ago
Full-time
United Kingdom
Key requirements: Node.js, Kafka, PostgreSQL, Kubernetes, AWS, GCP, High-throughput systems, Microservice architecture, Distributed systems, Technical leadership, Event-driven architecture
Moneyhub

Moneyhub is a London and Bristol-based fintech B2B SaaS provider specializing in open banking and financial data analytics, empowering financial institutions with consumer insights and personalized services.

Remote policy: Moneyhub supports a hybrid work model, allowing remote work opportunities while requiring applicants to be based within commutable distance to London or Bristol for regular in-person meetings.

Staff Software Engineer

17 days ago
Full-time
United Kingdom, Worldwide
$120,000 to $180,000 per year
Key requirements: AI Agent Integration, Applied AI Engineering, Microservices Architecture, Backend System Design, Java + Spring, GoLang, Cloud: Azure and AWS, PostgreSQL or MongoDB, Event-driven Architecture, Performance Optimization, Scalability Best Practices
FourKites, Inc.

FourKites, Inc. is a Chicago-based B2B SaaS provider specializing in AI-driven supply chain visibility and orchestration for global enterprises across various industries.

Remote policy: FourKites supports a hybrid work model, allowing employees to work remotely while also engaging in on-site activities. The company is open to hiring from various regions, including the US, Europe, and Asia, fostering a collaborative environment across time zones.

Senior Software Engineer (AI / LLMs)

17 days ago
Full-time
United Kingdom, Worldwide
$120,000 to $160,000 per year
Key requirements: 6 years of experience, Python, TypeScript, AWS services, APIs for LLMs, Vector databases, Infrastructure-as-code, SQL, Docker, Event-driven systems, AI orchestration
G2i

G2i is a U.S.-based B2B SaaS platform specializing in connecting companies with top engineering talent, including software engineers and AI specialists.

Remote policy: G2i is a fully remote company hiring engineers for contract roles worldwide, with team members located in various regions such as LATAM, Europe, and Canada.

Software Engineer – Python (m/f/d)

17 days ago
Full-time
United Kingdom, Worldwide
$70,000 to $120,000 per year
Key requirements: Python, FastAPI, Async I/O, SQLAlchemy, Redis, Networking fundamentals, Telecommunications knowledge, Problem-solving skills
ng-voice GmbH

ng-voice GmbH is a Hamburg-based B2B telecommunications company specializing in 100% software-based mobile networks and cloud-native IMS solutions for communication service providers and enterprises.

Remote policy: ng-voice GmbH embraces a hybrid remote culture, allowing flexibility in work arrangements. While specific hiring locations are not defined, the company supports remote work from various regions.

Senior Backend Engineer

17 days ago
Full-time
United Kingdom, Europe, United States
$150,000 to $200,000 per year
Key requirements: 5 years of experience, TypeScript, WebSockets, PostgreSQL, Redis, ClickHouse, High-availability services, Trading concepts, Performance profiling
MLabs

MLabs is a remote fintech company specializing in DeFi solutions, providing a unified API for financial institutions to access on-chain liquidity across major blockchains.

Remote policy: MLabs supports remote work for positions located within the EMEA region, allowing for flexible hours and a remote-first environment.

Senior Back End Engineer

18 days ago
Full-time
United Kingdom, Europe
Key requirements: 7 years of experience, Java/Kotlin, Spring, Distributed systems, AWS, CI/CD pipelines, iGaming or fintech experience
Thrill Labs

Thrill Labs is a London-based B2C crypto gaming company specializing in online casino and sports betting experiences through its platform, Thrill.com, targeting a global audience.

Remote policy: Thrill Labs supports remote work for various roles, primarily hiring from the EU. Team members are located in regions such as London, with a focus on collaboration across time zones.

Software Engineer New Grad 2025-2026 - Data Infrastructure, Quora (Remote)

18 days ago
Full-time
United Kingdom, Worldwide
$97,600 to $139,000 per year
Key requirements: Python, SQL, Interest in scalability challenges, Data infrastructure knowledge, Passion for learning
Quora

Quora is a Mountain View, California-based B2C knowledge-sharing platform that connects users through Q&A and has expanded into AI with its Poe chatbot service, serving a global audience.

Remote policy: Quora is a remote-first company, hiring from various countries around the world. Team members can work remotely while collaborating during coordination hours (Mon-Fri: 9am-3pm Pacific Time). For specific employment eligibility by country, please visit careers.quora.com/eligible-countries.

Member of Engineering (Pre-training / CUDA)

18 days ago
Full-time
United Kingdom, North America, Europe
Key requirements: CUDA, Distributed training, Large Language Models (LLM), NCCL, CUTLASS, CUBLAS, Python with PyTorch, C/C++, Linux
poolside

Poolside AI is a Paris-based B2B SaaS company specializing in enterprise AI solutions for software development, targeting businesses globally.

Remote policy: Poolside operates as a remote-first company, hiring team members primarily from Europe and North America, with flexible work arrangements and regular in-person gatherings.

Senior Software Engineer, JavaScript/TypeScript (Remote)

18 days ago
Full-time
United Kingdom, Worldwide
Key requirements: 3 years of experience, NodeJS, ReactJS, NextJS, MongoDB, MySQL, GraphQL, Selenium, Cypress, Problem-solving, Mentoring
BJAK

BJAK is a Malaysia-based insurtech B2C and B2B platform specializing in vehicle insurance, recognized as the largest insurance portal in Southeast Asia, serving the ASEAN market.

Remote policy: BJAK offers fully remote roles, allowing team members to work from anywhere, with a focus on creating an inclusive and flexible work environment.

Senior Python Developer

18 days ago
Full-time
United Kingdom, Worldwide
Key requirements: 4 years of experience, Python 3.8+, asyncio, aiohttp, fastAPI, SQLAlchemy, Django ORM, asynchronous programming, microservice architecture, message queues (RabbitMQ, Kafka), payment flow knowledge, English (B1-B2), fluent Russian
FYST

FYST is a global fintech B2B SaaS company specializing in comprehensive payment gateway solutions for e-commerce and regulated industries.

Remote policy: FYST embraces a flexible remote work culture, allowing team members to work from various locations, with roles that may include hybrid options. The company values diversity, with team members from over 20 countries, and encourages collaboration across time zones.