26 to 50 of 76 Permanent Backend Developer Jobs

client is building a fast-growing marketing platform and looking for a Senior Solutions Architect/Backend Developer to play a pivotal role in shaping the architecture of their next-generation platform. You’ll design, build, and scale mission-critical systems, working closely with experienced backend engineers … Solutions Architect with deep AWS expertise Production experience with TypeScript (Node.js) or Python Hands-on development using AWS Solid understanding of modern backend engineering, CI/CD, and integrations Confident communicator who enjoys collaborating and leading technical direction What we offer A small, highly capable team building innovative products ...

division. You won't just be joining a team; you'll be the first to help build and shape it. As a Senior Backend Developer, you will: Design & Scale Core Pipelines: Architect, implement, and deploy our complex, highly-scalable data processing pipeline focused on analyzing massive amounts … Drive Company Success: Tackle complex, real-world engineering challenges that directly influence the company’s product maturity and market success. About You A seasoned backend engineer (8+ years) with strong Python experience. BSc. in Computer Science/Electrical Engineering, or equivalent. Proven expertise in large scale systems , specifically focusing ...

Role: Backend Software Developer Salary: £100,000 P/A + Comps Location: London (Hybrid/Flexible working) Client: Start up/Scale Up Are you a Python expert ready to build cutting-edge systems powering real-world AI innovation? Join one of London's most exciting … startups, where we're scaling fast and solving complex problems at the intersection of technology, data, and intelligence. We're looking for a Backend Developer who thrives in dynamic environments - someone who loves clean code, scalable architecture, and being part of a team that's pushing boundaries. What ...

Senior Backend Developer (PHP) - £55,000 - On-site The Team & Technology The Web Development team is a core part of the business, responsible for building and maintaining the digital platforms that power our user experience. We manage the websites that onboard all users, the customer portals used ...

Backend API & Integrations Developer Typical UK Salary: £55,000 – £85,000 per year Key Responsibilities: • Build and maintain backend APIs supporting all portal modules. • Integrate with telecom APIs, SIP platforms, and webhook systems. • Implement database schemas and optimise queries. • Develop the tender module, supplier marketplace backend … summarisation logic. • Maintain API gateway routing and service-to-service communication. • Work with DevOps on deployment and reliability. Required Skills: • Strong Node.js or Python backend development. • Experience with RESTful API design. • Database experience (PostgreSQL, MySQL, or MongoDB). • Experience integrating 3rd-party APIs. • Understanding of async workflows and queues. ...

Senior Backend Engineer (PHP) - OOP, PHP, MySQL, TDD - Fareham, Hampshire. This is an in office role. - Salary circa £60,000 plus benefits An exciting new opportunity for a Senior Backend Engineer to join an entrepreneurial business based in Fareham. Working within a dedicated LAMP environment and reporting ...

Mobile Backend Developer (Java/Kotlin) 📍 Location: Manchester 🏢 Hybrid: 3 days onsite (Tuesday, Wednesday, Thursday) 📅 Contract: 6 months initially 💰 Day Rate: £400–£450 per day (Inside IR35) About the Role We are seeking a Senior Application Engineer with deep expertise in backend cloud-based application development . … This is a hands-on technical leadership role where you will shape strategy, mentor junior engineers, and foster a strong developer community. You’ll champion best practices such as TDD and BDD , ensuring high-quality deliverables across the Software Development Life Cycle (SDLC) . Key Responsibilities Provide advanced technical ...

existing buildings. Their product plays a key role in helping customers reach net-zero climate goals . They're looking to hire a Backend .NET Developer to support their growing team. As a Microsoft Gold Partner , they work with modern tools and technologies, and this role offers … chance to develop solutions in a cloud-based environment. Tasks Develop scalable , reliable , and efficient backend services for our cloud-native IoT platform . Take ownership of entire functional areas or services and guide them through the full development lifecycle . Actively shape system architecture and select the most ...

Developer Salary: Up to £60,000 + Performance Bonus (up to 10%) An innovative technology company is seeking a PHP Developer to join their growing team. This organisation is dedicated to delivering cutting-edge digital solutions and security-focused applications that protect users across multiple platforms. As part … backend development team, you will play a key role in building and optimising systems that power customer onboarding, account management portals, and APIs for a suite of security products. This is an opportunity to work on high-traffic applications in a fast-paced environment, using modern technologies and best ...

Senior Backend Developer (Elixir and Phoenix) with startup DNA to join a team of innovators and redefine the benchmarks for asset monitoring. Please only apply if you have experience with Elixir and Phoenix technology experience. The office is based in Rotterdam, the Netherlands and the business operates … take over day-to-day responsibilities of the Elixir/Phoenix platform. You will work closely with a team of 4, including another Elixir developer , and provide technical leadership by introducing best practices and processes. Your valuable input on architectural decisions will be based on your tangible experience. ...

Senior Backend Engineer - Golang! - Amsterdam Cloud Infrastructure 150k OTE \ Are you looking to work in a technology company that is focused on cloud infrastructure? You will be developing security services for a fast scaling platform, working with managed databases, Kubernetes, and distributed systems. My client is a technology company … workloads. You will join one of their engineering teams working from Amsterdam with the flexibility to work hybrid. You will be part of the backend engineering team where the main programming language is Golang. The role focuses on developing the backend for billing and monitoring systems,. services. ...

About us Embark on a transformative journey as a Senior Software Developer with a world-renowned energy innovator committed to reshaping the future of our planet's energy landscape. In this unique opportunity, you'll be at the forefront of cutting-edge technology, contributing to the development of software …/CD pipelines, and automated deployments. Profile Degree in Computer Science, Software Engineering, or a related field. 4+ years of hands-on experience in backend development with .NET/C#. Strong expertise in Microservices architecture , REST APIs, and event-driven systems . Hands-on experience with Azure cloud services ...

voor later Wat betekent dit voor jou? Help shape the technology driving one of the Netherlands' most trusted brands. As our new Senior Backend Engineer (Kotlin/Java, Kafka, DevOps), you'll build and run applications that keep our supply chain efficient, compliant, and future-ready. Working … Mijn Albert Heijn Premium membership with many benefits; A company laptop and telephone. The recipe for maximum impact 10+ years of experience as a Backend Developer. You know your technology stack: you are the expert when it comes to Kotlin (Java), MongoDB, Docker, k8s and Kafka Experience in Cloud ...

Locatie: Groningen Nederlandstalig noodzakelijk: Ja Startdatum: z.s.m. Uren per week (min-max): 36 -38 uur Duur opdracht: 8-9 maanden Hoeveel dagen op locatie werken verplicht: 2 Contract type: ZZP Extra inzet om Organisatie te ...

very best people to join our growing team. And as part of our rapid expansion, we’re looking for an experienced Senior Backend Developer to join our in-house development team. This is the perfect opportunity to lead technical initiatives, manage a team of your fellow developers … help shape our backend architecture. Key Responsibilities: Design and architect scalable backend systems and APIs Establish and improve coding standards and best practice Optimise database performance and design efficient data models Implement advanced catching strategies and data persistence solutions Develop and lead testing procedures Conduct thorough code reviews ...

Title: Java Backend DeveloperLocation: Toronto/New York/Mount Laurel (On-site)Duration: 6 months (possibility of extension)Implementation Partner: InfosysEnd Client: To be disclosedJD: Minimum Years of Experience: 5+ Years Strong experience in Java, Spring Boot, and Microservices API development and integration experience Building scalable backend ...

skills can be applied meaning a vast array of opportunities are now available to you. Examples of some of these are listed below: - Junior Developer Website Support Developer Junior Web Developer Content Editor Wordpress Developer Junior Software Developer Junior Front or Back End Development Development ...

global leading Martec organisation is looking to add a talented Staff Software Engineer to their close-knit, back-end software developer community.The role will be hands-on as well as leading the team to shape the future backend systems. As a Staff Software Engineer, you'll lead backend … tolerance, and data-heavy workloads while influencing product strategy.Requirements: Strong foundations in algorithms, data structures, and distributed systems Experience building and operating large-scale backend systems Expertise in system and API design, scalability, and performance tuning Proficiency in a modern backend language (Java preferred) Knowledge of cloud-native ...

global leading Martec organisation is looking to add a talented Staff Software Engineer to their close-knit, back-end software developer community. The role will be hands-on as well as leading the team to shape the future backend systems. As a Staff Software Engineer, you'll lead … backend architecture, scaling secure distributed systems for a growing customer base. Set engineering standards, mentor engineers, and collaborate across teams to deliver scalable features. Tackle challenges in performance, fault tolerance, and data-heavy workloads while influencing product strategy. Requirements: Strong foundations in algorithms, data structures, and distributed systems Experience ...

Backend DevOps Engineer About WhiteSpace Solutions At WhiteSpace Solutions, we bring care back to critical decisions. Our AI-powered solutions don't replace human judgment - they elevate it. By combining advanced algorithms with deeply human interfaces, we turn complexity into clarity and confident action. Always with fast time … enter our next phase of growth, we are embedding intelligence at the core of our platform. To accelerate this, we're seeking a Backend DevOps Engineer - ensuring that AI innovations move from prototype to reliable, reusable components that scale across our solutions. Role in one line Own the productionization ...

existing buildings. Their product plays a key role in helping customers reach net-zero climate goals . They're looking to hire a Backend .NET Developer to support their growing team. As a Microsoft Gold Partner , they work with modern tools and technologies, and this role offers … chance to develop solutions in a cloud-based environment. Tasks Develop scalable , reliable , and efficient backend services for our cloud-native IoT platform . Take ownership of entire functional areas or services and guide them through the full development lifecycle . Actively shape system architecture and select the most ...

Introduction At IBM, work is more than a job – it’s a calling: Data storage is at the heart of everything we do in life. From every photo to every financial transaction, data is generated ...

strengthen online safety for everyday users. With continuous growth and new product innovation underway, the team is now looking for an experienced PHP Developer to join their high-performing engineering function. The Role As a Senior PHP Developer, youll play a key part in shaping and improving ...

Join a global community of talented professionals to shape the future of AI. Earn up to $15 USD/hr and additional rewards based on quality of submission. The following information provides an overview of ...

Join a global community of talented professionals to shape the future of AI. Earn up to $15 USD/hr and additional rewards based on quality of submission. The following information provides an overview of ...