26 to 48 of 48 Senior Backend Developer Jobs

The Acorn Group is looking for a highly skilled, experienced Backend developer to join our team. We are looking for a developer that has experience developing scalable applications using the latest .Net Technologies. You will have the chance to work on complex projects involving large datasets, message … bus architectures, and streaming large sets of data. Job Title: Senior Backend Developer Salary: Up to £75,000 depending on experience Location: Liverpool City Centre, Hybrid working available Working Hours: 37.5 hours per week, Monday to Friday, 9am to 5:30pm What you'll be doing: Application … queuing and handling. Handling large datasets using MongoDB, Azure Cosmos DB, MySQL, and MS SQL Server. Working closely with cross-functional teams to define backend requirements, design scalable solutions, and implement new features. Ensure seamless integration with upstream services. Identifying bottlenecks and bugs, and devising solutions to mitigate and More ❯

Senior Backend/Platform Developer Remote | Permanent | Full-Time Lead. Innovate. Inspire. Bauer Media Audio is looking for a Senior Backend/Platform Developer to play a key role in transforming digital audio experiences. If you’re a hands-on developer with a More ❯

Role: Senior Backend Developer Flexibility: Remote, UK Based Salary: £45k-55k (DOE) If you are an experienced Backend Magento developer, who loves to develop high quality software that will be used by millions of people, my client is offering a fantastic opportunity to utilise this … time out of your day to review other team members PR's and You will be encouraged and supported to become a Magento Certified Developer, with time, training, and materials. Required Skills: * Minimum 6 years' experience with Magento platform * Strong knowledge of PHP, composer, Magento CLI * Strong knowledge of More ❯

A well-respected, independently owned agency with over 15 years in the industry, is looking to add a talented and driven Developer to their team. If you're looking for that next step, get in touch! What you'll be doing We are looking for an experienced and talented … Senior Magento Backend Developer to join my client's development team to work on existing client stores and new builds from scratch using Magento 2 (Adobe Commerce). The role is a full-time permanent position. The role is split between new project builds developing customisations and … teams including DevOps, the Account Management team, Project Managers, and Designers to ensure projects are developed according to the brief/instructions. As a Backend Developer, you'll be covering building custom modules, backend functionality, third-party system integrations through APIs, and ongoing site bug fixing and More ❯

Job Description 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 … 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 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. More ❯

Are you a Back End Java Developer with experience within the iGaming and Gambling sector looking for a new and exciting challenge? BENEFITS : up to £95k depending on experience, fully remote, excellent benefits package. You will be joining a rapidly expanding company within the iGaming sector, who are committed … top brands within our market, blending sports betting and online casino entertainment on a cutting-edge, custom-built platform. You will be a skilled Senior Java Backend Developer who is a self-motivated professional with a strong track record and a passion for excellence. You'll play … high-quality applications and services, reinforcing the company's position as an industry leader. Core Responsibilities Work closely with the team to implement complex backend logic and platform solutions. Write clean, scalable, and maintainable code, adhering to industry best practices. Stay updated on the latest Java frameworks, libraries, and More ❯

Code.Career is the first process that you will speak with developers (only!) and tech (freak) experts! Our client is looking for a Mid to Senior Backend Drupal Developer with extensive experience in building, maintaining, and optimizing complex Drupal-based websites. Who they are Since 2001, they've … have hands-on experience of website building and maintenance using Drupal, deep understanding of the Drupal ecosystem, proven experience of working with Drupal, strong backend development skills, strong background on working with PHP, SQL, Twig, HTML, Git, and a passion for creating performant, scalable and efficient web solutions. You … will work closely with a team of skilled frontend and backend Drupal developers to deliver high-quality web experiences. Your responsibilities Maintain and enhance existing legacy Drupal 7 and modern Drupal 10/11 websites, ensuring performance, security and stability. Participate in the design and implementation of new Drupal More ❯

Senior Back-End Developer - Laravel/PHP - Fully Remote Senior Back-end Developer – Laravel/PHP, RESTAPI, MySQL, Microservices We are looking for a Senior Back-end Developer with strong Laravel experience to join a remote team building a high-end platform. This is … in the UK (or UK Timezone +/- 2 hours). This is an exciting oppotunity to join a growing Tech Team in a Senior Developer role. There is lots of opportunity for development and progression! The Role You’ll be working on a web and app-based … platform, playing a key role in designing, developing, and maintaining backend systems. The focus is on scalability, performance, and clean code and this is a team that values high-quality engineering. What you’ll be doing Developing and maintaining backend systems in PHP (Laravel) Designing and optimising REST More ❯

Senior Back End Developer (Azure, ASP.Net Core) | London 1-2 days per week on site (flexible) | 12 months | Rate: Competitive, inside IR35 We are looking for a proactive and experienced Senior Developer who takes ownership, drives delivery, and continuously looks for ways to improve. We need More ❯

breaking free from legacy constraints and unlocking new possibilities. Now, they're on a mission to push technology further, scale globally and need a Senior .NET Developer to make it happen. Join a team where your code isn't just a line in a repository-it's part More ❯

Are you an experienced Java Back-End Developer looking for a new role? Do you want to be part of a forward-thinking team? If so, we have the perfect opportunity for you! Our client, an award-winning analytics company who optimise businesses productivity and performance, are looking for … a Senior Backend Developer to join their team on a full-time basis in West Sussex. What You'll Do: • Develop server-side applications & APIs using Java, Spring Boot. • Optimise performance, security, and scalability. • Implement secure and efficient data storage solutions. • Work closely with front-end, product More ❯

My client is seeking a passionate Senior Backend Developer who can balance technical excellence with practical execution, ensuring my clients product continues to grow and meet today’s challenges. In return you will get to join an incredible team working with cutting edge technology on a really … clients flagship product suite A generous package to reward you for your expertise and contribution Your Responsibilities: Design, build, and maintain scalable and secure backend systems using Node.js and TypeScript. Collaborate closely with a cross-functional team, driving alignment to achieve shared goals. Lead by example, providing guidance and … CD Cloud Services: AWS (ECS, EC2, Kinesis, Firehose, RDS, Lambda, S3, DynamoDB, SQS, SNS) Databases: PostgreSQL, MySQL Experience required: Significant commercial experience as a backend developer. Strong problem-solving abilities and critical thinking skills. Ability to take ownership of projects from design to deployment. Active participation in Agile events More ❯

My client is seeking a passionate Senior Backend Developer who can balance technical excellence with practical execution, ensuring my clients product continues to grow and meet today’s challenges. In return you will get to join an incredible team working with cutting edge technology on a really … clients flagship product suite A generous package to reward you for your expertise and contribution Your Responsibilities: Design, build, and maintain scalable and secure backend systems using Node.js and TypeScript. Collaborate closely with a cross-functional team, driving alignment to achieve shared goals. Lead by example, providing guidance and … CD Cloud Services: AWS (ECS, EC2, Kinesis, Firehose, RDS, Lambda, S3, DynamoDB, SQS, SNS) Databases: PostgreSQL, MySQL Experience required: Significant commercial experience as a backend developer. Strong problem-solving abilities and critical thinking skills. Ability to take ownership of projects from design to deployment. Active participation in Agile events More ❯

Senior Software Developer/Manager (C++ Back-End Development) Location: San Diego, CA Clearance: Current and Active Secret Description Our customer is seeking a highly skilled and strategic senior software professional with extensive experience in the defense sector to drive software development of critical products and programs … instrumental in aligning our technical capabilities with the mission-critical needs of our government, Department of Defense (DoD), and federal security customers. As a Senior Developer, you will be responsible for delivering best in class software products from concept through delivery, ensuring solutions are market-ready and meet … software products that meet federal security and compliance standards, including NIST, FIPS, and other relevant frameworks. • Must be an expert back-end C++ software developer/engineer/programmer, capable of coordinating technical delivery across firmware, UI/UX and AI/ML SW engineering teams. • 5+ years of More ❯

As limango we create a company which has been specializing in e-commerce for 18 years. Together with platforms in the Netherlands and Poland we are part of the OTTO Group, one of Europe's leading e-commerce companies. We More ❯

Experience Level: 10+ Years Job Responsibilities: Oversee the design and development of complex applications Guide junior developers Oversee code quality and enforce best practices Identify and resolve critical issues Keep up with industry trends and emerging technologies Collaborate with team More ❯

CGI team and get your career on the fast track! Want to leverage your experience and development skills in the Judicial Sector as a Senior Back-End Developer? CGI is seeking a Senior Back-End Developer who can bring in expertise and industry best practices define More ❯

Sr. Backend Developer Seeking an experienced AWS Linux system administrator for a web hosting team that supports over 150 websites. The ideal candidate is an experienced LAMP-stack administrator. Administrator should have substantive AWS and Linux administration experience for this role. MUST HAVE SKILLS: Linux system administration experience More ❯

At Tether, we're not just building products; we're pioneering a global financial revolution. Our cutting-edge solutions empower businesses-from exchanges and wallets to payment processors and ATMs-to seamlessly integrate reserve-backed tokens across blockchains. By harnessing More ❯

new platform/marketplace with an user interface, registration, profile creation, service list, payment integration, reviews and ratings, dispute resolution, etc. Role: Back-end developer responsibilities. 1. System Architecture Design Design and implement a scalable and maintainable backend architecture. Ensure the application can handle high traffic, complex workflows … like PayPal, Stripe, etc.). Messaging system (real-time chat between users and sellers). Review and rating system. Develop APIs to connect the backend to the front-end and mobile applications. 3. Database Design and Management Design efficient, normalized database schemas to handle: User data. Service listings. Transactions … like: Payment processing. Geolocation. Analytics (e.g., Google Analytics, custom dashboards). Email and notification systems. 7. Collaborating with Frontend Developers Ensure smooth communication between backend APIs and frontend (e.g., Vue.js). Work closely with front-end teams to deliver consistent user experiences. 8. Code Reviews and Mentorship Conduct code More ❯

Portfolio are proud to be exclusively representing an award-winning Software provider based in the heart of Manchester, providing people solutions to over 100,000 clients worldwide. In this role, our client is looking for a candidate that possesses the More ❯

Portfolio are proud to be exclusively representing an award-wining, Software provider based in the heart of Manchester, providing people solutions to over 100,000 clients worldwide. In this role our client is looking for a candidate that possess an More ❯