1 to 25 of 67 Backend Developer Jobs

Senior Python Backend Developer - Python, AWS, Django Central London/Hybrid -one day in the office £75-85k + benefits Were seeking a topflight Senior Python 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 Python Backend 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 - 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 an acceleration … 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 ❯

Backend Developer – Java, Spring Framework, RESTful API’s, SQL, NoSQL Manchester, Hybrid Up to £65,000 My client, a global technology-driven service company operating primarily in the financial sector is looking to hire a Backend Developer to help build and maintain backend services for their global platform. You will develop and maintain server-side … API’s for web and mobile applications. You will also collaborate with frontend developers to integrate user-friendly elements and assist in database design, development and optimisation. As a Backend Developer, you will contribute to bug fixes, feature enhancements and performance improvements. The ideal candidate will possess experience in Backend development with a focus on Java and … Spring Frameworks or similar backend frameworks. You will also possess knowledge of RESTful API design and knowledge of SQL and NoSQL databases. This role would suit a Backend Developer who is keen to join a strong software engineering function to continue their career focussing on good software practices working on a global platform with tons of exposure. 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 comfortable working as an 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 promote best More ❯

Backend Developer - Java/Spring Boot - Warwickshire - Permanent Hybrid working - this opportunity requires 2-3 days/week on site in Warwickshire Competitive salary offering Backend Developer required for a leading client based in Warwickshire. You will come on board to design, build and optimise scalable services and APIs, relating to AI-based applications, ensuring seamless More ❯

Backend Web Developer This is an initial Fixed-term Contract (6-12 months) with the view to make it permanent.Location: Fully Remote (UK)Salary: £38,000 - £48,000 (DOE) The role: We enjoy making the complex simple for our clients. We create websites, campaigns and digital products for professional services clients, arts, fashion, and e-retailers. You’ll … team working across a range of client projects, helping to maintain and enhance existing sites as well as build new ones from the ground up.This role will focus on backend development: solving complex technical challenges, integrating external systems, developing custom plugins, and ensuring our Craft CMS builds are robust, scalable and high-performing.You’ll have the opportunity to contribute … and caching strategies. Familiarity with Composer and modern PHP development practices. Experience with e-commerce functionality within Craft Commerce. What you’ll be expected to do: Develop and maintain backend systems across a range of Craft CMS and Craft Commerce projects. Build and maintain custom plugins and integrations with external APIs and services. Collaborate with project managers, designers, and 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 ❯

Title: Node.js Backend Developer Salary: up to £80,000 + share options Location: Fully remote (UK) Sector: Cybersecurity SaaS We’re supporting a high-growth cyber SaaS scale-up on the hire of a Node.js Backend Developer to own production APIs and serverless microservices. You’ll work with senior engineers to design, build and operate secure More ❯

Title: Node.js Backend Developer Salary: up to £80,000 + share options Location: Fully remote (UK) Sector: Cybersecurity SaaS We’re supporting a high-growth cyber SaaS scale-up on the hire of a Node.js Backend Developer to own production APIs and serverless microservices. You’ll work with senior engineers to design, build and operate secure 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#, 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 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 ❯

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 ❯

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 ❯

Backend Developer - Java/Spring Boot - Warwickshire - PermanentHybrid working - this opportunity requires 2-3 days/week on site in WarwickshireCompetitive salary offeringBackend Developer required for a leading client based in Warwickshire. You will come on board to design, build and optimise scalable services and APIs, relating to AI-based applications, ensuring seamless integration with the frontend.Key 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 ❯

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 with More ❯

helps manufacturers reduce downtime, optimise maintenance schedules, and improve sustainability by providing real-time insights into equipment health and maintenance requirements. We are seeking an ambitious and versatile senior Backend Developer who is comfortable working on data intensive applications. They will be responsible for the design, implementation, testing and roll out of new features and services within our More ❯

Job Title: .Net/C# Backend Developer - Defence Sector Location: remote - Adhoc travel to client site Contract Type: Outside IR35 Day Rate: £400 - £425/day Clearance Required: SC Cleared We are currently seeking a highly skilled Backend Developer with active SC Clearance to support secure and mission-critical projects within the Defence sector . This … Strong working knowledge of Microsoft Azure Active SC Clearance (or demonstrable eligibility) Proven background in Defence-related projects or secure environments This is an excellent opportunity for a motivated developer to contribute to high-impact work in a secure domain, while enjoying the flexibility of remote working and competitive day rates. Reasonable Adjustments: Respect and equality are core values More ❯

PHP Developer An exciting opportunity for a PHP Developer to join our expanding digital team at Southampton University Students Union, working on innovative web development projects using PHP, MySQL, JavaScript, HTML and CSS. If youve also worked in the following roles, wed also like to hear from you: Web Programmer, Full Stack Developer, Web Developer, Back … End Developer SALARY: £30,250 - £34,545 per annum (Grade 4) + Benefits (see below) LOCATION: Hybrid Working from Home and a minimum of 3 Days per Week in the Office on Highfield Campus, Southampton JOB TYPE: Full-Time, Permanent WORKING HOURS: 35 Hours per Week JOB OVERVIEW We are recruiting for a PHP Developer to join our … someone who is enthusiastic, hard-working, keen to develop and ready for a new opportunity. Working as our in-house specialist for our back-end platform, as the PHP Developer you will be taking our system to new levels with an ambitious improvement and innovation plan, that will provide the perfect opportunity for you to demonstrate your skills and 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 ❯

Node Developer Remote Working Lynx are currently working with a large IT consultancy to help them source a Node Developer. Our client is large global Consultancy who work with enterprise clients, solving their business and technology problems using cutting edge Solutions. Responsibilities : Design, implement, and manage backend applications and APIs using Node.js Work with RESTful APIs and external More ❯

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 of technologies including PHP, Laravel, MySQL and RabbitMQ Location: Ideally Ipswich 2 days … 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 in Computer Science, Maths … 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, Redis, Electron Understand More ❯