1 to 25 of 82 Permanent Senior Backend Developer Jobs

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 ❯

investors 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 … 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 ❯

more. We're on a mission to reimagine the multiplayer gaming landscape, with an emphasis on crafting groundbreaking survival experiences that champion player agency and drama . As a Backend Programmer at Red Rover Interactive, you will play a crucial role in the development of our backend systems and services that power our games. You will work closely … users. You will be responsible for designing, developing, and maintaining APIs, databases, and server-side applications, ensuring that our games are always running smoothly. Develop, maintain, and optimize scalable backend systems, including databases, servers, and APIs, to support real-time multiplayer gaming experiences. Collaborate with game developers, designers, and frontend engineers to design backend solutions that integrate seamlessly … with game mechanics and features. Implement and maintain RESTful APIs, WebSocket services, and other communication protocols. Ensure the security, reliability, and scalability of all backend systems. Monitor and troubleshoot server performance, including load balancing and system health. Develop database schemas, manage data storage solutions, and optimize queries to ensure high-performance data access. Write clean, efficient, and maintainable code More ❯

Senior Software Developer (TS/SCI) Full Time-Regular Washington, DC, VA, US Title: Senior Software Developer Clearance: Active TS/SCI Required Location: NCE Overview: IntelliBridge is an award-winning national security company looking for a Software Developer to support a Special Operations contract. Position will assist special operations organizations in storing and visualizing More ❯

At CORUS we are looking for a Senior Backend Developer (.Net & Azure) to join our team in an international insurance project. Location: 100% remote from Spain Main tasks : Take the responsibility to design and implement the integration solution based on the business requirements throughout the entire project lifecycle. Work with IT Solution Architect to clarify business requirements More ❯

Senior Backend Developer with C# .net Framework 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 … 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 salary for this role will be in the range £50K to £80K per year depending on experience. The Client is based in Central London More ❯

safe and sustainable aviation future. Our global teams deliver a reliable, optimum, and customized user experience to more than 500 customers worldwide. We are looking for a seasoned Software Developer with experience in designing, implementing, and optimizing SaaS applications in a microservices-based environment. As a member of our team, you will contribute to all aspects of the software … Demonstrated experience in leading software development teams, fostering a collaborative and high-performance culture, and effectively representing the team's technical vision and needs to stakeholders, including architects and senior management Strong capability in identifying technical challenges and bottlenecks, constructively proposing and implementing effective solutions (either individually or by guiding the team), while actively building team engagement, fostering a … positive atmosphere, and championing team spirit Ability to take backend projects from initial requirements to production deployment Master of Science Degree in software engineering or a related field Proficiency in English spoken and written Nice-to-Haves: Hybrid work environment with up to 2 days working from home weekly Hands-on experience with RESTful/SOAP API design, development More ❯

safe and sustainable aviation future. Our global teams deliver a reliable, optimum, and customized user experience to more than 500 customers worldwide. We are looking for a seasoned Software Developer with experience in designing, implementing, and optimizing SaaS applications in a microservices-based environment. As a member of our team, you will contribute to all aspects of the software … Demonstrated experience in leading software development teams, fostering a collaborative and high-performance culture, and effectively representing the team's technical vision and needs to stakeholders, including architects and senior management Strong capability in identifying technical challenges and bottlenecks, constructively proposing and implementing effective solutions (either individually or by guiding the team), while actively building team engagement, fostering a … positive atmosphere, and championing team spirit Ability to take backend projects from initial requirements to production deployment Master of Science Degree in software engineering or a related field Proficiency in English spoken and written Nice-to-Haves: Hybrid work environment with up to 2 days working from home weekly Hands-on experience with RESTful/SOAP API design, development More ❯

Join a Gold status Adobe agency as Senior Backend Adobe Commerce Developer. Use the latest tech on award-winning projects for exciting brands. Enjoy paid-for training, flexible working, bonuses, and clear progression. If you have strong experience of Adobe Commerce backend development in a fast-paced agency environment, then we’d like to hear from you. … live by our mantra of who cares wins which ensures collaboration, innovation, and client success. The Opportunity As we continue to grow 20% YOY, we’re looking for a Senior Backend Adobe Commerce Developer to join our team. You’ll feel at home in a well-established and multi-certified development team, building bespoke modules, integrations, and … backend solutions for large scale, complex Adobe Commerce projects. You’ll regularly perform code reviews, participate in technical planning, troubleshoot and resolve technical issues, and ensure the performance, scalability and security of backend systems. Utilising your strong technical knowledge, you’ll be able to support junior team members, champion best practice, and bring new ideas to the table More ❯

Job Title: Lead Senior Specialist - Back-end .NET Developer - Fully Remote Job Overview: We are seeking a talented Lead Senior Specialist in Back-end .NET Development to join our client's dynamic Agile development team. This role is crucial in shaping strategic product modules, particularly the payroll calculation engine. The ideal candidate will possess a strong technical More ❯

highly motivated team of professionals and have access to the latest technologies, methodologies, techniques and tools to keep you focused on tech and development innovations. Project Description: As a Senior Backend Developer, you augment a high-profile team of business analysts, solution architects and developers working on a strategic project for Group Accumulation Management. You will take … have a sound knowledge in agile software development, data modelling and a vast interest to deepen your domain knowledge in Commercial Insurance, Risk & Accumulation Management business. Responsibilities: As a Senior Backend Developer your main accountabilities will involve: Work with IT Solution Architect to clarify business requirements and estimate development efforts Manage the task break-down and perform … Team on issue reporting, resolution, and change control Assist other teams with troubleshooting problems that may arise from applications or integration of various components Mandatory Skills Description: As a Senior Backend Developer your skills and experience will ideally include: Methodologies Software craftsmanship and agile mindset Experience following test-driven development o Proper understanding of Test-Concepts (e.g. More ❯

Position: Backend Senior Developer Location: Barcelona, Spain - Hybrid work Job Type: Contract Responsibilities: Develop, maintain, and optimize APIs and microservices using Java/SpringBoot to support critical business functions. Participate in the full software development lifecycle, providing support and expertise across all stages from design and development to testing, deployment, and operational support. Collaborate with Ops, Dev More ❯

automate the guest journey, from check-in to check-out, in hotels, hotel chains, resorts, vacation rentals and hostels. Job Summary We are seeking for our CivitFun Brand a senior Backend Engineer to develop key functionalities for our SaaS platform focused on the hospitality sector, including integrations with external systems (PMS, payment methods, locks), architectural design, and deployment … of new solutions in a cloud environment. This is an end to end opportunity from architecture design to deployment. Job Responsibilities Design, develop and maintain secure backend services using Node.js. Design and implement APIs and core business logic powering the platform Collaborate on front end development using React, especially for admin dashboards and user facing flows. Lead technical decisions … around architecture, database design, and deployment Contribute to CI/CD setup, testing and code quality initiatives Skillset and Experience Required 5+years experience in backend development, primarily with Node.js Solid hands on experience with React.js, including hooks and modern front end patterns Strong understanding of RESTful API's, authentication flows and role-based access Proficiency with databases (MongoDB, Redis More ❯

automate the guest journey, from check-in to check-out, in hotels, hotel chains, resorts, vacation rentals and hostels. Job Summary We are seeking for our CivitFun Brand a senior Backend Engineer to develop key functionalities for our SaaS platform focused on the hospitality sector, including integrations with external systems (PMS, payment methods, locks), architectural design, and deployment … of new solutions in a cloud environment. This is an end to end opportunity from architecture design to deployment. Job Responsibilities Design, develop and maintain secure backend services using Node.js. Design and implement APIs and core business logic powering the platform Collaborate on front end development using React, especially for admin dashboards and user facing flows. Lead technical decisions … around architecture, database design, and deployment Contribute to CI/CD setup, testing and code quality initiatives Skillset and Experience Required 5+years experience in backend development, primarily with Node.js Solid hands on experience with React.js, including hooks and modern front end patterns Strong understanding of RESTful API's, authentication flows and role-based access Proficiency with databases (MongoDB, Redis More ❯

great colleagues across 8 offices in 6 countries. Our offices are in London, Barcelona, Aarhus, Aalborg, Copenhagen, Stockholm and Oslo. What will you be working on? As a Senior Backend Developer, your primary tasks will include among other: Developing performance-critical and scalable microservices and APIs with state of the art technologies like .NET, C# and Cloud … SQL and Git - preferably from an agency or consultancy firm. You have experience with CMS system Umbraco or other such as Contentful, Storyblocks or other. Previous experience as a senior developer within a project team. You are familiar with basic software patterns and principles like SOLID, Domain Driven Development, Dependency Injection, CQRS etc. You have practical experience with More ❯

world of mobility technology! This job opportunity invites you to shape the future of car parking systems, where you'll be at the forefront of developing a cutting-edge backend, optimizing CI pipelines, and enhancing monitoring with Datadog, all while ensuring the seamless operation of thousands of parking lots. If you're a passionate engineer with a hunger for … on our dynamic, tech-driven team. Activities Work on an amazing product with b2b and b2c aspects at the intersection of mobility and property technology Develop and enhance our backend, serving as the operating system for car parking Contribute to the improvement of our CI pipelines for both backend and IoT deployments Improve our monitoring system for our … on the business, and ownership Be a pro in more than one field (Python, C++, Node.js and more) Strong experience in real production projects with high throughput Proficient in backend frameworks such as NestJS, Flask, Fastify, FastAPI Excellent written and spoken English skills (level C1). German language proficiency is not required Technologies We Work With: Event-driven backend More ❯

Senior Backend Developer - Manchester Our client is currently looking for a Senior Backend Developer to help set up a wider team. This role will offer great career growth opportunities and the chance to develop your own expertise while helping form the cross-functional engineering team. Our client offers a range of services benefiting through … their EAP, supporting a range of clients specifically in the public sector. If you are a Backend Developer looking to move into a role where you can quickly grow within a business that values Tech For Good, this role would be perfect for you. As this role will create the foundations of the engineering team, it requires More ❯

Senior Backend Developer (Node.js)/SRE Join to apply for the Senior Backend Developer (Node.js)/SRE role at Binance Senior Backend Developer (Node.js)/SRE Join to apply for the Senior Backend Developer (Node.js)/SRE role at Binance Get AI-powered advice on this job and … assets and blockchain to build an inclusive financial ecosystem to advance the freedom of money and improve financial access for people around the world. We are looking for a Senior Software Developer to develop internal monitoring and alerting systems for our high-load real-time production systems. Experience with DevOps/SRE and monitoring large scale performance critical … improvements Evaluate new technology options and vendor products. Ensure critical system security through the use of best in-class security solutions Requirements 5+ years as a Node.js/JavaScript developer, ideally, with background in monitoring & supporting large scale production systems Deep understanding of REST API design and WebSockets Familiar with cloud services such as AWS and GCP Experience in More ❯

the most cutting-edge technologies, conducting innovative Just Do It marathons, thinking about new features to add and investing in our employee training programs! BMC is looking for a Senior Java Backend Developer with passion for innovation and technology! You will be joining the Control-M Server team at BMC Software. This application is in the core … this team, you will have a tremendous impact on customer success-and when customers thrive, we all do . If you are an experienced, passionate, and highly motivated software developer with excellent communication skills, and if you are eager to share your knowledge with others and want to be a part of a team that encourages personal ambition and … growth, then your place is with us! In this role, you will be : Designing and developing features for an industry leading product Transforming sophisticated backend servers to a scalable cloud-based SaaS solutions Playing a vital role in project design to ensure scalability, reliability, and performance are met Designing and developing new features as well as maintaining existing features More ❯

Direct message the job poster from SThree SThree are pleased to announce we’re recruiting for a talented Senior Java Back End Developer to join our excellent team, based in Bank, London. The Senior Java Back End Developer will design, develop, test and support capabilities in our digital experience platform to create competitive advantage for SThree … connected. If you need any assistance or reasonable adjustments in submitting your application, please let us know, and we’ll be happy to help. Seniority level Seniority level Mid-Senior level Employment type Employment type Full-time Job function Job function Information Technology Industries Staffing and Recruiting Referrals increase your chances of interviewing at SThree by 2x Get notified … about new Back End Developer jobs in London Area, United Kingdom . London, England, United Kingdom 1 month ago London, England, United Kingdom 4 hours ago Greater London, England, United Kingdom 1 month ago London, England, United Kingdom 1 week ago London, England, United Kingdom 1 month ago London, England, United Kingdom 1 week ago London, England, United Kingdom More ❯

This job is brought to you by Jobs/Redefined, the UK's leading over-50s age inclusive jobs board. Senior Back End Developer At BNY, our culture empowers you to grow and succeed. As a leading global financial services company at the center of the world's financial system we touch nearly 20% of the world's … their perspective to the table to create solutions with our clients that benefit businesses, communities and people everywhere. We're seeking a future team member for the role of Senior Back End Developer, Vice President to join our Engineering team. This role is located in Manchester (hybrid). Responsibilities: Provide superior software development services in a fast-paced More ❯

to learn more. Base pay range Direct message the job poster from Primis Compensation: Up to 77k DOE + bonus + other benefits Are you passionate about building robust backend systems and delivering high-quality, scalable applications? We're looking for a Senior Java Developer to join an exciting, collaborative project team working at the cutting edge … of backend engineering. You'll play a key role in designing , developing , and launching new features that make a real impact. This is a great opportunity to work with the latest Java technologies (Java 11+, JDK 17) and gain experience in a cloud-native, microservices-driven environment. What you’ll be doing: Design clean, scalable backend systems with … Core Java 11+, Spring Framework, REST Web Services, JDBC, and Microservices. Bonus if you have experience with cloud messaging APIs and push notifications! What we're looking for: Strong backend development skills using Java 11 and above, with certification in JDK 17 a big plus. Good experience with Oracle & PL/SQL. Solid understanding of Java EE architecture, especially More ❯

Senior .NET Developer (£65k + benefits) Great opportunity for a Senior .NET Developer to join a SaaS scale-up in Manchester. Since their inception in 2015 this company has grown from start-up to scale-up, they now employ almost 200 people and have over 50,000 clients using their software across the globe. The technology … truly agile way, delivering small increments of value to their customers very frequently. This role sits within the team responsible for developing their flagship software platform and as a Senior .NET Developer you'll be given the opportunity to build, test and ship super-fast in a team that cares about engineering best practice, pairing and continuous improvement. More ❯

If you're ready to lead digital transformation in the tourism industry and create products that inspire travelers worldwide, we want to hear from you. YOUR IMPACT As a Senior Backend Developer, you'll play a key role in building the integration framework that powers our travel marketplace. You'll develop scalable, high-performance services using NestJS … provider connectivity through standardized frameworks. Enhance system reliability with monitoring, caching, and automated testing. Collaborate cross-functionally to drive innovation and integration efficiency. WHO YOU ARE? 4+ years in backend development with Node.js & TypeScript . Strong expertise in NestJS and scalable backend architectures. Experience with PostgreSQL , including performance optimization. Proficiency in RESTful APIs and microservices . Knowledge of More ❯

If you're ready to lead digital transformation in the tourism industry and create products that inspire travelers worldwide, we want to hear from you. YOUR IMPACT As a Senior Backend Developer, you'll play a key role in building the integration framework that powers our travel marketplace. You'll develop scalable, high-performance services using NestJS … provider connectivity through standardized frameworks. Enhance system reliability with monitoring, caching, and automated testing. Collaborate cross-functionally to drive innovation and integration efficiency. WHO YOU ARE? 4+ years in backend development with Node.js & TypeScript . Strong expertise in NestJS and scalable backend architectures. Experience with PostgreSQL , including performance optimization. Proficiency in RESTful APIs and microservices . Knowledge of More ❯