24 of 24 Permanent Senior Backend Developer Jobs

Senior Backend Developer - Python, AWS, Django Central London/Hybrid -one day in the office £75-85k + benefits Were seeking a topflight Senior Backend Developer with a strong software engineering background including 8-9+ years majoring in writing Backend applications using Python and Django (Rest Framework). This is a … seriously weighty, complex, technically challenging role; the successful Backend Developer will be 'red hot' on the core backend skill requirements. Demonstrably the 'go to' person in your role. The Backend Python Developer will be joining a team of 45 at a world-class healthcare scaleup. With each integration of a new hospital group there is … Proactively respond to analytics to ensure our products are robust and meet users needs Take technical ownership of areas of product Required: 8-9+ years of experience writing Backend applications using Python and Django (Rest Framework) or related frameworks, e.g. Flask, FastAPI or similar Good understanding of ORM (either Django or SQLAlchemy) Good understanding of Python Unit Testing More ❯

Senior Backend Developer – Java, Spring Boot, RESTful API’s Manchester, Hybrid Up to £85,000 My client, a global technology-driven service company operating primarily in the financial sector is looking to hire a Senior Backend Developer to help architect, build and optimise the backend systems for their global platform. You will lead … the design, development and deployment of backed services and API’s, architecting scalable systems which integrate multiple data sources. As a Senior Backend Developer, you will mentor junior developers, reviewing their code for quality and performance and collaborate with cross functional teams. You will also participate in technical design discussion and product planning. The ideal candidate will … possess several years’ experience in Backend development with a focus on Java and Spring Boot. You will also possess strong knowledge designing RESTful API’s and database schemas. You must also possess knowledge of security standards, strong problem-solving skills and offer experience with Cloud platforms, AWS. This role needs a Senior Backend Developer who is More ❯

Senior Backend Developer - Python, AWS, Django Central London/Hybrid -one day in the office £75-85k + benefits Were seeking a topflight Senior Backend Developer with a strong software engineering background including 8-9+ years majoring in writing Backend applications using Python and Django (Rest Framework) click apply for full More ❯

The Opportunity We're looking for a talented Senior Backend Developer to join a purpose-driven tech team that creates solutions making a real difference in people's lives. This is more than just a job, it's a chance to shape systems that support individuals and organisations across the UK and Ireland. The Role As a … Senior Backend Developer, you'll be a founding member of a newly formed cross-functional engineering team. You'll play a key role in setting the tone for the team's culture, practices, and success. Your technical expertise will shape our architecture and support business-critical applications. This is a highly collaborative role suited to someone with … a passion for software craftsmanship and continuous improvement. Key Responsibilities Enhance features and functionality of core products Design and implement scalable backend systems using C# (.NET 5+ preferred) Write clean, maintainable, and testable code using TDD/BDD principles Create and maintain RESTful and GraphQL APIs Collaborate with POs, BAs, and stakeholders to define solutions Mentor junior developers and More ❯

Senior 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# … 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 £55K to £80K per year depending on experience. The Client is based in Central London More ❯

Senior Backend Engineer | High-Growth Cybersecurity Scale-Up | Fully Remote (Global) Are you ready to build the core systems that power one of the fastest-growing cybersecurity platforms on the planet? ?? This is your chance to join a research-driven, venture-backed security scale-up thats trusted by some of the worlds biggest enterprises and critical infrastructure providers. … Recognised by Gartner, armed with $29M+ in funding, and scaling aggressively worldwide, theyre on a mission to reshape how organisations stay ahead of real-world cyber threats. As a Senior Backend Engineer , youll play a key role in building scalable, high-performance backend systems that ingest, process, and serve data on millions of assetshelping global security teams … uncover exposures before attackers do. What youll be doing: Designing and building backend services and data pipelines powering a cutting-edge cybersecurity platform Architecting scalable microservices and APIs to process massive volumes of security data Working closely with product and frontend teams to integrate backend services into the platform experience Continuously improving systems performance, deployment, and monitoring as More ❯

Senior Backend Developer (PHP/Laravel ) - Orpington Hyb rid | Orpington Full-Time | Salary £60,000 - £75,000 Join a fast-growing tech company disrupting the entertainment space. Our client is building a platform that delivers subscription-based services to consumers, and they need a backend wizard to help them scale. Your Role Build fast, scalable systems More ❯

Are you an experienced backend engineer with a deep background in FinTech, ready to architect a new payments platform from the ground up? We are representing a well-funded FinTech startup seeking a foundational Lead Backend Engineer. This is a unique greenfield opportunity to be the technical authority, making key architectural decisions that will shape the future of … corporations. They are building the nucleus of a product ecosystem that will redefine FinTech for SMEs in the UK and beyond. What You'll Be Doing As the Lead Backend Engineer, you will be the cornerstone of a new development team. You will: Lead the Architecture: Design and develop the core backend of the payment platform, including the … API gateway, transaction management layer, and merchant services. Mentor & Guide: Act as a technical mentor to another backend developer, fostering a culture of high-quality engineering and collaborative growth. Own Security & Compliance: Take the lead on implementing robust security measures (e.g., AES-256 encryption, OAuth/JWT) and ensuring the platform is compliant with PCI-DSS and GDPR. More ❯

Are you an experienced backend engineer with a deep background in FinTech, ready to architect a new payments platform from the ground up? We are representing a well-funded FinTech startup seeking a foundational Lead Backend Engineer. This is a unique greenfield opportunity to be the technical authority, making key architectural decisions that will shape the future of … corporations. They are building the nucleus of a product ecosystem that will redefine FinTech for SMEs in the UK and beyond. What You'll Be Doing As the Lead Backend Engineer, you will be the cornerstone of a new development team. You will: Lead the Architecture: Design and develop the core backend of the payment platform, including the … API gateway, transaction management layer, and merchant services. Mentor & Guide: Act as a technical mentor to another backend developer, fostering a culture of high-quality engineering and collaborative growth. Own Security & Compliance: Take the lead on implementing robust security measures (e.g., AES-256 encryption, OAuth/JWT) and ensuring the platform is compliant with PCI-DSS and GDPR. More ❯

Are you an experienced backend engineer with a deep background in FinTech, ready to architect a new payments platform from the ground up? We are representing a well-funded FinTech startup seeking a foundational Lead Backend Engineer. This is a unique greenfield opportunity to be the technical authority, making key architectural decisions that will shape the future of … corporations. They are building the nucleus of a product ecosystem that will redefine FinTech for SMEs in the UK and beyond. What You'll Be Doing As the Lead Backend Engineer, you will be the cornerstone of a new development team. You will: Lead the Architecture: Design and develop the core backend of the payment platform, including the … API gateway, transaction management layer, and merchant services. Mentor & Guide: Act as a technical mentor to another backend developer, fostering a culture of high-quality engineering and collaborative growth. Own Security & Compliance: Take the lead on implementing robust security measures (e.g., AES-256 encryption, OAuth/JWT) and ensuring the platform is compliant with PCI-DSS and GDPR. More ❯

Backend Software Engineer | Bristol | £70 - 80,000 (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 70 - 80,000 (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 ❯

A fantastic opportunity for a Senior Software Engineer to work for a Health-Tech software company, which is making technological advances and solutions that help the NHS. Having grown to almost 100 people, they are looking to bring on an experienced Developer to work within their back-end platform and systems integration team. This team uses a range … to travel to Ipswich, Suffolk twice a quarter) – must be UK based Salary: Up to £65,000 per annum + benefits (with a clear salary progression path) Requirements for Senior Software Developer Strong commercial experience working in a senior software engineering capacity using PHP, Laravel & MySQL Experience specifically with message queues and event-driven systems. Degree educated … skills – this team is highly collaborative so they are looking to continue this with great communicators Experience in the following is beneficial: RabbitMQ, JavaScript, React, Redis, Electron Responsibilities for Senior Software Developer Working in an agile environment you will be working on web application development using a broad range of technologies including PHP, Laravel, MySQL, RabbitMQ, JavaScript, React More ❯

Job Summary Job Description Job Title: Senior Cloud-Native Back-End Developer Location: Northfield Department: E-Commerce IT Team Employment Type: Full-Time About the Role Medline is seeking a highly experienced Senior Cloud-Native Back-End Developer to lead the design and implementation of scalable, resilient, and high-performance applications. This role is pivotal in … modernizing Medline's e-commerce platform, integrating with cutting-edge SaaS solutions, and ensuring systems are designed for resiliency, reliability, and operational excellence. As a senior team member, you will drive technical design decisions, mentor junior developers, and embed Site Reliability Engineering (SRE) best practices into our workflows. Key Responsibilities Cloud-Native Development Architect, design, and implement innovative microservices … and micro-frontends for scalable and maintainable applications. Leverage frameworks like Spring Cloud and Node.js to build cutting-edge backend solutions. Drive the adoption of advanced programming techniques, ensuring code quality, performance, and reusability. Technical Leadership Act as a thought leader in cloud-native development, championing the adoption of emerging technologies and best practices. Provide strategic guidance to cross More ❯

Senior Back-End Developer, Java Spring Boot, Hybrid, COR7370 Are you a skilled Back-End Developer with strong Java Spring Boot expertise, looking for your next challenge? Join a forward-thinking team shaping the future of AI-powered solutions. The Role As a Senior Back-End Developer, you'll design and maintain scalable, secure, and … a plus Next Steps Ready to take the next step in your career? Apply now and help shape the future of back-end systems powering next-generation AI solutions! Senior Back-End Developer, Java Spring Boot, Hybrid, COR7370 Corriculo Ltd acts as an employment agency and an employment business. #JC #ChannelA More ❯

Position Title: Sr. Full Stack (80/20 Backend) AWS/SaaS Developer WLK Location: Roanoke, TX (Need Local) Duration: 12+ Months Description Full Stack Engineer The Role Are you interested in building modern, cloud-native web applications or integrating best-of-breed SaaS software products to provide the best solution to users? We have an outstanding opportunity … for a Senior Full-Stack Software Engineer to be a key member of a team that does both! This position is part of a growing organization of 1000+ engineers passionate about delivering the very best technical solutions, mainly in the cloud, for our Corporate Technology Group. Specifically, this team develops and supports custom applications and the integration of vendor More ❯

Senior Back-End Developer, Java Spring Boot, Hybrid, COR7370 Are you a skilled Back-End Developer with strong Java Spring Boot expertise, looking for your next challenge? Join a forward-thinking team shaping the future of AI-powered solutions. The Role As a Senior Back-End Developer, you'll design and maintain scalable, secure, and More ❯

We’re looking for an experienced back-end developer to help lead the delivery of high-quality e-commerce solutions and mentor a growing team. About JH JH is an e-commerce agency dedicated to helping growth-orientated brands make their next strategic breakthrough. We specialise in building, maintaining, and enhancing online stores enjoyed by millions worldwide. We work … excellence in back-end development and support the growth of the team. Coach and mentor less experienced developers to enhance their skills. Take ownership of projects as the main developer, managing them from inception to completion. Play a leading role in scoping and preparatory work, providing technical expertise and input. Create and maintain technical documentation for internal and client More ❯

I'm looking for a Senior Back End Developer for an electrical vehicle charger company (founded 1990) based in Nottingham. You will create an ambitious Cloud platform that sends data pipelines to customers. Location: Nottingham, ~5 days on-site to start with then 1-2 days on-site per week. 2:30pm finish on Fridays. The requirements include More ❯

Experienced Back End Typescript/Javascript Developer (AWS, Typescript, NodeJS, GraphQL) - TSDBE25 You will need extensive experience using Typescript and AWS services for this role. We develop the SaaS platform that keeps beer flowing through the UK’s pubs. We run a serverless stack, using the Serverless Framework, AWS Lambda, AWS AppSync and other AWS managed services. We use … significant amount of time supporting your ongoing learning and development goals. Key Duties and Responsibilities Recommending appropriate AWS architectures for new product features Developing new product features on the backend (Typescript, NodeJS, AWS Services) Evolving existing features to provide enhanced functionality Following test driven development (TDD) approach to development Maintaining existing software Maintaining security and resilience of our systems More ❯

Experienced Back End Typescript/Javascript Developer (AWS, Typescript, NodeJS, GraphQL) - TSDBE25 You will need extensive experience using Typescript and AWS services for this role. We develop the SaaS platform that keeps beer flowing through the UK’s pubs. We run a serverless stack, using the Serverless Framework, AWS Lambda, AWS AppSync and other AWS managed services. We use … significant amount of time supporting your ongoing learning and development goals. Key Duties and Responsibilities Recommending appropriate AWS architectures for new product features Developing new product features on the backend (Typescript, NodeJS, AWS Services) Evolving existing features to provide enhanced functionality Following test driven development (TDD) approach to development Maintaining existing software Maintaining security and resilience of our systems More ❯

Experienced Back End Typescript/Javascript Developer (AWS, Typescript, NodeJS, GraphQL) - TSDBE25 You will need extensive experience using Typescript and AWS services for this role. We develop the SaaS platform that keeps beer flowing through the UK’s pubs. We run a serverless stack, using the Serverless Framework, AWS Lambda, AWS AppSync and other AWS managed services. We use … significant amount of time supporting your ongoing learning and development goals. Key Duties and Responsibilities Recommending appropriate AWS architectures for new product features Developing new product features on the backend (Typescript, NodeJS, AWS Services) Evolving existing features to provide enhanced functionality Following test driven development (TDD) approach to development Maintaining existing software Maintaining security and resilience of our systems 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 ❯

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 ❯