26 to 50 of 93 Backend Developer Jobs

Senior Backend Developer with Umbraco C# .net Working as part of the Digital team, you'll be responsible for the ongoing development and improvements to an eCommerce website as well as other internal applications for this award-winning Travel Company. You will be responsible for: Leading the eCommerce web and application development from a technical perspective Collaborating with … the front end developer and design resource to deliver improved UI & UX A problem solver - you'll need to be able to analyse and suggest improvements to existing website features Analysing and identifying ways to automate processes working alongside the business lead Implementing automated regression testing for the software developed Skills and Experience: Excellent working knowledge of ASP.NET, C# More ❯

Fullstack Backend Developer with C# .net Working as part of the Digital team, you'll be responsible for the ongoing development and improvements to an eCommerce website as well as other internal applications for this award-winning Travel Company. You will be responsible for: Leading the eCommerce web and application development from a technical perspective Collaborating with the … front end developer and design resource to deliver improved UI & UX A problem solver - you'll need to be able to analyse and suggest improvements to existing website features Analysing and identifying ways to automate processes working alongside the business lead Implementing automated regression testing for the software developed Skills and Experience: Excellent working knowledge of ASP.NET, C#, HTML … an agile/Kanban environment and familiar with JIRA and confluence Not afraid to challenge existing thinking in order to improve processes The Client will consider candidates with solid Backend development skills without Umbraco. The Client is based in Central London and this role will be working remotely. The duration will be 3 months. Do send your CV to More ❯

Join the Tech Powerhouse Behind Next-Gen iGaming Platforms! Are you a seasoned backend engineer ready to tackle the complex world of real-time, high-frequency data exchange ? Our client, a fast-growing B2B iGaming platform provider in Malta, is building the future of Sports Exchange services -and they need top engineering talent to make it happen. About the … Role We're looking for a senior backend developer (language agnostic) with deep knowledge in designing high-performance, distributed systems . You'll work in a core product team focused on building scalable, event-driven architectures that power millions of transactions across casino, sportsbook, and exchange products. This is a strategic, high-impact role in a team responsible … Jetstream Datastores: Redis, ClickHouse, PostgreSQL, MongoDB Cloud & Infra: Docker, Kubernetes, CI/CD pipelines Architecture: Microservices, real-time APIs, event-driven systems What You'll Do Architect and develop backend systems for real-time sports exchange services Design high-throughput, low-latency services Work with cross-functional teams to deliver reliable and scalable solutions Lead code reviews, system design More ❯

Senior Backend Developer (Platform team) Europe About Smartcat Smartcat is building the future of work, where human expertise meets digital teammates to drive 10x to 1000x productivity gains for the world's leading enterprises. We're on the frontier of an entirely new category: Agentic AI. We enable enterprises to build high-performing hybrid workforces made up of More ❯

k + Benefits 2 days on site in North London 3 days remote I am recruting for a talented and driven Backend Engineer to join a dynamic team, focused on the creation and deployment of innovative software solutions. As a Backend Engineer, you will work closely with cross-functional teams, including engineering, product management, design, and quality assurance … features by working alongside engineering, product management, design, and QA teams. Promote best practices : Advocate and enforce coding standards, architectural patterns, and best practices. Your in-depth knowledge of backend technologies will help guide and support your peers, ensuring high-quality code. Automation and process improvement : Increase development efficiency, reliability, and scalability by creating automated processes that streamline workflows. … with Flask, FastAPI, or similar frameworks). Expertise in designing architectures that meet scalability, reliability, and security goals. Strong problem-solving skills, particularly in product development. Solid understanding of backend best practices, coding standards, and architectural patterns. Experience in automating builds (CI/CD), feature flags, and automated testing. Bonus Skills: Experience with message-driven systems (e.g., Google Pub More ❯

Lunar Ventures and Stride VC, we are accelerating our vision to become the go-to provider for AI-driven automation solutions across the globe. About the Role As Senior Backend Developer in the Product team, you are responsible for building features and designing and implementing new endpoints. This involves diverse tasks from gathering requirements and giving feedback on … team. Our Stack And How We Work About You 5+ years working with Python and frameworks like Django, Flask, or FastAPI, with a strong command of building and optimizing backend systems. Hands-on experience with relational/SQL databases, ensuring efficient and reliable data management. Well-versed in software engineering essentials such as unit testing, CI/CD, integration More ❯

Backend Software Engineer Bristol £50 - 70,000 (doe) Are you a talented and motivated Backend Software Engineer looking for an exciting opportunity to work on mission-critical financial systems? As a Backend Software Engineer, you will play a crucial role in building and maintaining the software systems that support our middle and back-office operations. You will … facilitating risk monitoring, and streamlining compliance and trade reconciliation processes. This role is ideal for someone who enjoys working on core operational infrastructure. Experience required: Proficiency in Python for backend development and data processing. Strong understanding of SQL, relational databases, and query optimization. Experience working with cloud platforms (AWS). Familiarity with Git and CI/CD workflows (GitHub … you are looking for a challenging and rewarding opportunity to utilize your skills in a dynamic and innovative environment, then we invite you to apply for the position of Backend Software Engineer. Join our team and make a significant impact in the world of financial operations More ❯

Backend Software Engineer | Bristol | £50 - 70,000 (doe) Are you a talented and motivated Backend Software Engineer looking for an exciting opportunity to work on mission-critical financial systems? As a Backend Software Engineer, you will play a crucial role in building and maintaining the software systems that support our middle and Back Office operations. You will … you are looking for a challenging and rewarding opportunity to utilize your skills in a dynamic and innovative environment, then we invite you to apply for the position of Backend Software Engineer. Join our team and make a significant impact in the world of financial operations More ❯

Salary: 60.000 - 75.000 € per year Requirements: As a Backend Developer, you bring both a passion for programming and extensive professional experience in this field. Your expertise lies in application development using PHP frameworks, showcasing your deep understanding of backend systems. Furthermore, your knowledge and experience in databases and SQL (PostgreSQL), handling interfaces (REST, JSON, XML), as well … quality code with extensive test coverage + Act as a source of inspiration and contribute innovative ideas for new solutions, fostering ongoing knowledge sharing and collaboration across teams Technologies: Backend CRM Git Support JSON Laravel Marketing PHP PostgreSQL REST Rails Ruby SQL XML Big Data Cloud Firebase Frontend GitHub Heroku UX UI Design More: At ADDITIVE, we process a More ❯

Type: Contract Technologies: C# Visual Studio NET Oracle SQL Linq Lambda TCP/IP XML Baggage Handling Logistics Automation Warehousing Endeavour Recruitment has an excellent opportunity for a C# Backend Developer to join our client based in Leicester. Your main responsibility will be designing and implementing server-based applications. Previous experience of working on Mission Critical Systems is More ❯

Backend Mid-Level Drupal Developer Fully Remote £40,000 - £50,000 Oscar Technology has partnered with a leading digital consultancy, which has delivered and hosted 1.5k+ websites over the last 30 years. They are now looking to bring a couple more Drupal developers on that journey. The ideal candidate will be proactive, self-motivated, supportive and able to … manage their workload. The ideal candidate will have a good understanding of the Drupal ecosystem and strong backend development skills. We are looking for somebody who has a passion for working on scalable and efficient web solutions. You will maintain and enhance existing legacy Drupal 7 sites and also work on more modern Drupal 10/11 websites. One … component in this role will be integrating Drupal websites with third-party APIS alongside the data migration process from other CMS platforms to Drupal. Key Skills: Proven experience with backend development for Drupal-based websites. Experience with PHP, SQL and Mysql. Understanding of Drupal migration tools and techniques. Experience integrating Drupal with third-party services. Beneficial Skills: Experience developing More ❯

Backend Mid-Level Drupal Developer Fully Remote £40,000 - £50,000 Oscar Technology has partnered with a leading digital consultancy, which has delivered and hosted 1.5k+ websites over the last 30 years. They are now looking to bring a couple more Drupal developers on that journey. The ideal candidate will be proactive, self-motivated, supportive and able to … manage their workload. The ideal candidate will have a good understanding of the Drupal ecosystem and strong backend development skills.We are looking for somebody who has a passion for working on scalable and efficient web solutions. You will maintain and enhance existing legacy Drupal 7 sites and also work on more modern Drupal 10/11 websites. One key … component in this role will be integrating Drupal websites with third-party APIS alongside the data migration process from other CMS platforms to Drupal. Key Skills: Proven experience with backend development for Drupal-based websites. Experience with PHP, SQL and Mysql. Understanding of Drupal migration tools and techniques. Experience integrating Drupal with third-party services. Beneficial Skills: Experience developing More ❯

Backend Developer (Umbraco) - Senior-level Working as part of the Digital team, you'll be responsible for the ongoing development and improvements to an eCommerce website as well as other internal applications for this award-winning Travel Company. You will be responsible for: Leading the eCommerce web and application development from a technical perspective Collaborating with the front … end developer and design resource to deliver improved UI & UX A problem solver - you'll need to be able to analyse and suggest improvements to existing website features Analysing and identifying ways to automate processes working alongside the business lead Implementing automated regression testing for the software developed Skills and Experience: Excellent working knowledge of ASP.NET, C#, HTML, JavaScript More ❯

years, we have experienced explosive growth - which means we need more rock stars to join our quest for total world domination. We are looking for an awesome Senior Java Backend Developer to join our growing team. The role isa hybrid based one in the UK (St Albans), Malta, or Gibraltar, fullyremote from EU is an option too. What More ❯

Role: Backend Engineer (NestJS, SaaS, ERP) We're hiring a seasoned backend engineer to lead our platform rebuild You'll collaborate closely with the founder, shaping the product and scaling the tech. What You'll Do Lead backend dev using NestJS Design scalable APIs and ERP/accounting tool integrations Work with AI tools (OpenAI, Vertex AI … Define architecture and set engineering standards Mentor junior developers What We're Looking For Strong NestJS + SaaS backend experience ERP/accounting integration experience Solid JavaScript/TypeScript skills Comfortable owning projects end-to-end Bonus: Experience with AI APIs and frontend (Next.js/Node.js More ❯

Lead Backend Software Developer (Typescript) Hybrid: 2 days a week in London We are hiring a Senior Backend Engineer to join our small, high-impact software team, reporting directly to the CTO. You will take the lead in building and scaling a robust event-driven backend infrastructure in AWS, while also contributing across architecture, performance, and … DevOps practices. Key Responsibilities: Design and build scalable backend services and APIs using TypeScript on a modern serverless AWS stack Lead improvements in performance, reliability, and code quality Improve and maintain CI CD pipelines, test automation, and internal tooling Collaborate across teams — including support for Machine Learning workloads and Data Engineering Contribute to architecture discussions, technical documentation, and internal … best practices Key skills: TypeScript, AWS Lambda, Kinesis, EventBridge, CI/CD, GitHub Actions, Python (for ML), JIRA, Confluence Key skills: Five years’ experience in backend engineering Advanced skills in TypeScript and modern AWS (especially Lambda, Kinesis, EventBridge) Experience with infrastructure-as-code (CDK2 preferred) Strong attention to detail and ability to work autonomously Comfortable writing clean tickets and More ❯

architecture - Knowledge of event-driven systems and tools/protocols like Kafka, and gRPC will be a plus. Experience - Have experience ( 3+ years) working on internal product engineering teams, developer tools, developer productivity or infrastructure products at scale. Adaptable - Are a generalist engineer with an ability to pick up new frameworks quickly and willing to work across the More ❯

Senior Backend Engineer C#/.NET High-Trust, High-Autonomy SaaS Up to £60k + generous benefits Hybrid (1 day/month onsite Midlands HQ) Our client is a respected SaaS company delivering robust, high-volume software platforms used across the UK and increasingly abroad. Their mission is to simplify financial and transactional processes with clean, elegant engineering. You … year of service Access to learning platforms, books, and conferences Inclusive, feedback-driven engineering culture Genuinely nice people. No egos, no blame, no silos. If youre a strong .NET developer who wants to work on software that matters in a company that respects its engineers this is worth a chat. More ❯

Senior Backend Engineer C#/.NET High-Trust, High-Autonomy SaaS Up to £70,000 + generous benefits Hybrid (1 day a week onsite - Central Manchester) Our client is a respected SaaS company delivering robust, high-volume software platforms used across the UK and increasingly abroad. Their mission is to simplify financial and transactional processes with clean, elegant engineering. … year of service Access to learning platforms, books, and conferences Inclusive, feedback-driven engineering culture Genuinely nice people. No egos, no blame, no silos. If youre a strong .NET developer who wants to work on software that matters in a company that respects its engineers this is worth a chat. More ❯

Senior .Net Developer – SaaS Company – Greater Manchester (Hybrid Working Encouraged) Salary: £55,000 to £65,000 + Benefits Location: Manchester – Hybrid Xpertise Recruitment are looking for a Senior .Net Developer to join a well-established and fast-growing SaaS business in Manchester. This company has built a high-performing engineering team and a strong reputation for delivering scalable More ❯

Senior Backend Engineer - Python AWS £80,000-100,000 + share options Private medical + GP service 25+ days holiday Paid sabbaticals Flexible working Python, AWS Central London, hybrid (1 day per week) Profitable FinTech We're partnered with a profitable, VC-backed fintech scale-up that's helping thousands of small businesses across Europe thrive. They combine modern … They're one of the UK's standout tech employers in the fintech space. This role offers full ownership, from project scoping to release, with the autonomy to shape backend architecture of projects with real business impact. You'll have the opportunity to take the lead on greenfield projects, define ways of working and deploy iteratively in a fast … moving, data-driven environment. Most of the codebase is in Python, however they've utilised the likes of Rust and Go in smaller pieces of work. Ideal Profile: Strong backend software engineering experience with relevance to their stack (e.g., Python, Go, Rust or any OO language etc.). Confident working with relational databases. Experience with designing relational database schemas More ❯

Senior .Net Developer – SaaS Company – Greater Manchester (Hybrid Working Encouraged) Salary: £55,(Apply online only) to £65,(Apply online only) + Benefits Location: Manchester – Hybrid Xpertise Recruitment are looking for a Senior .Net Developer to join a well-established and fast-growing SaaS business in Manchester. This company has built a high-performing engineering team and a strong More ❯

Node.js Developer Remote but has to be in the North East. You need to be the kind of person who finds the idea of responsibility and radical means of working exciting rather than terrifying. You are interested in picking up and mastering new technologies and are keen to learn as much as possible. You need to be prepared to … perfect and not afraid to say so. We recognise we have many problems which need solving and a long way to go on our journey of continuous improvement. Our backend stack is based on Node.js for the most part, with some bits and pieces in different languages(Ruby,Go). The frontend stack is currently based on Pixi.js for More ❯

Broster Buchanan are partnered with a quickly growing eCommerce business who are looking for a Backend Integrations Developer with a strong background in e-commerce systems and backend integrations to join their fast-paced, tech-forward software engineering team. This role will focus on the development and maintenance of scalable, cloud-native software solutions that integrate their … remote working per week. On offer is a salary of £55k - £75k + 10% bonus (with plenty of flexibility for the right person). Responsibilities: Design, develop, and maintain backend integrations between e-commerce systems and ERP/WMS/Finance platforms. Build cloud-native, containerised applications and services using modern frameworks and design patterns. Create middleware and intranet … software development practices (e.g., GPT-assisted development, Agentic AI workflows) and suggest practical implementations. Participate in architecture reviews, sprint planning, code reviews, and knowledge sharing. Requirements: Strong experience in backend systems and technologies, such as .NET 8 or 9, C# or Golang Experience in various SQL dialects, including MySQL, MSSQL, PostgreSQL Familiarity with Redis, ElasticSearch and REST APIs Experience More ❯

Principal .Net Developer – SaaS Company – Greater Manchester Salary: £70,000 to £80,000 + Benefits Location: Manchester Xpertise Recruitment are looking for a Principal .Net Developer to join a well-established and fast-growing SaaS business in Manchester. This company has built a high-performing engineering team and a strong reputation for delivering scalable, user-centric software used … Why should you want to join? Strategic technical leadership: You’ll play a key role in shaping the engineering direction of a product suite used globally. As a Principal Developer, you’ll help define architectural decisions, mentor senior developers, and guide best practices across multiple teams. Supportive engineering culture: You’ll be surrounded by experienced engineers who value collaboration More ❯