SeniorBackendDeveloper Luminary is looking for a SeniorBackendDeveloper who can architect and build stable, scalable, and secure APIs to support our growth. We are looking for an accomplished seniorbackenddeveloper proficient in Node.js and SQL/NoSQL … on. Your expertise and insight will be instrumental in scaling our operations and realising our ambitious vision within the music tech industry. As a SeniorBackendDeveloper at Luminary, you will work closely with Platform developers and clients of your APIs and report directly to the Platform … primarily on our Node.js, AWS-hosted stack, you will own Platform APIs and database design and lead the way to a best-in-class backend architecture. We do sprints and standups, communicate frequently, support each other, value each other’s opinions, and constantly strive to improve our working environment more »
Job Title: SeniorBackendDeveloper - Blockchain Location: Remote Salary: Up to £100K About Us: My client is a pioneering blockchain technology company committed to transforming industries through decentralized solutions. They are at the forefront of innovation, developing cutting-edge applications and protocols that leverage the power of … client's team of industry experts and visionaries as we shape the future of decentralized systems. Position Overview: My client is seeking a seasoned SeniorBackendDeveloper with extensive experience in Solidity, Rust, Java, Golang, and a deep understanding of blockchain technology. As a senior member … of our development team, you will lead the design, implementation, and optimization of backend systems for complex blockchain projects, contributing your expertise to drive innovation and excellence. Responsibilities: Lead the architecture and development of backend solutions for blockchain-based applications and protocols. Design and implement high-performance, scalable more »
Job Title: SeniorBackendDeveloper (Node.js + TypeScript, GCP) Location: London (On-site 3 days per week) Salary: Up to £90,000 per annum + Stock Options Are you a talented SeniorBackendDeveloper looking for an exciting opportunity to join a cutting-edge … Our innovative platform aims to redefine the way people manage their finances, providing seamless and secure solutions for our users. Role Overview: As a SeniorBackendDeveloper, you will play a pivotal role in architecting and developing robust backend systems to power our platform. You will … join a fast-paced startup environment and make a significant impact on the future of finance. Key Responsibilities: Design, develop, and maintain high-performance backend services using Node.js and TypeScript. Implement and optimize database schemas using Prisma. Deploy and manage services on Google Cloud Platform (GCP). Collaborate with more »
SeniorBackendDeveloper, Node & Typescript Remote, DOE £75k/annum We are working with a fast-growing and award winning healthtech, using pioneering AI technology as the cornerstone of their digital products. An experienced SeniorBackendDeveloper is needed to play a pivotal role more »
SeniorBackendDeveloper - Permanent Hire - Product Development My client is currently leading the charge to automate business procedures and revolutionise the way that businesses handle the data related to their human resources. At the moment their product is experiencing fast growth in the Nordic region and rapidly … expanding into the European market! Their software development team is currently looking for a talented and enthusiastic backenddeveloper to contribute to their solution! Required experience: Finnish language fluency. 5+ years of experience in software development, focusing on .NET/C#. Database experience with MS SQL, MongoDB or more »
Senior Software Developer (Backend) - Typescript, Node, C# We are looking for a talented Senior Software Developer to join an ethical global business. Their mission is simple; to deliver safe, clean drinking water to millions of people. The solutions to deliver this goal are designed and … built by a talented team of software developers based remotely across the UK. We are seeking a SeniorDeveloper to join the team. This is a remote first (UK ONLY) role with no preference on working location, applicants must be eligible for UK employment. The team write clean more »
Senior Software Developer (Backend) - Typescript, Node, C# We are looking for a talented Senior Software Developer to join an ethical global business. Their mission is simple; to deliver safe, clean drinking water to millions of people. The solutions to deliver this goal are designed and … built by a talented team of software developers based remotely across the UK. We are seeking a SeniorDeveloper to join the team. This is a remote first (UK ONLY) role with no preference on working location, applicants must be eligible for UK employment. The team write clean more »
Back End SeniorDeveloper Hybrid London 12 months contract Inside IR35 As a SeniorDeveloper, you'll spearhead the design, development, and enhancement of integrated back-office solutions using Microsoft Development Technologies. Working closely with stakeholders, you'll ensure optimal solutions that meet requirements and adhere … Expect to collaborate on planning and estimation, integrating bespoke data sources, and engaging with third parties when necessary. As part of the Team the SeniorDeveloper will be expected to contribute to planning and estimation of work required to achieve the Team deliverables. The Authority will be undertaking more »
Job Description SeniorBackendDeveloper 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 »
Job Description SeniorBackendDeveloper with Umbraco 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 more »
SeniorBackendDeveloper Position (Equity-only) Project Summary Our social media app's UI prototype has generated tremendous buzz, with experts calling it the "next big thing" in the industry. We're excited to continue the momentum by building a world-class app that delivers on its … promise. With all systems fully architected, we're currently in the design phase and looking for experienced senior software developers to join our technical team and help build the app. As a senior back-end developer, your responsibility will be to manage the server-side code and more »
a meaningful market share. Responsibilities Participate in the entire system lifecycle, focusing on coding and debugging Write clean code to develop functional web applications Backend development and support of the existing applications (new features, bugfixing, refactoring, performance optimization, localization, etc) Develop new products/modules from scratch Contribute to … project leads, designers to understand requirements for new features Follow emerging technologies and stay up to date with current best practices Project Tech Stack Backend: PHP 8, Symfony 4.4 , Terraform, Docker, Kubernetes, PostgreSQL, MySQL Frontend: Typescript 4.1, Redux, React-Redux, React 16.13, React-router, CSSModules, Babel, Eslint, Stylelint, Webpack … Autotests: js/ts, cypress Common: Jira, Teamcity, Github, AWS Requirements 7+ years of experience as a Backenddeveloper on PHP Good understanding of front end development (Javascript+vue.js) (preferred) Participation in at least 2 projects at SeniorDeveloper position Experience developing in Symphony framework Experience in more »
NG8, Bilborough, Nottingham, Nottinghamshire, United Kingdom Hybrid / WFH Options
Rebel Recruitment Limited
Role: Senior C# .Net Developer - Backend Location: North Nottingham, hybrid 2/week in office Salary: Up to £63K This has to be one of my all-time favourite companies to recruit for: they are so lovely. A long-standing client of Rebel’s, this company make … me happy- they value their staff. I’m looking for a senior or strong senior C# Developer to join a wonderful small-medium-sized company in North Nottingham, just off the M1 J26. Their beautiful offices have been done up professionally, and have barely been used, as … patterns, you know the score) is where they are at, and what they’d like you to be proficient with. This is mainly a backend role, so focussing on C#, .Net Core/7+, and SQL Server. There will be bits of ad-hoc front-end work involved with more »
LLMs with a custom, purpose-built high-speed hardware infrastructure platform, that delivers unmatched efficiency. We are looking for a Team Lead - Principal/Senior PHP BackendDeveloper to join our team and build our user management system, support the integration and management of our usage-based … puts developers at the heart of everything we do. Role Description This is a full-time remote role for a Team Lead - Principal/Senior PHP Backend Developer. The successful candidate will be responsible for developing, testing, and debugging PHP applications, building and maintaining efficient, reusable, and reliable … requires a person to write clean, SOLID, and easily maintainable code. Qualifications 3+ years in a management role 10+ years of experience in PHP Backend Development 5+ years of experience with Symfony Framework Experience with RabbitMQ and asynchronous programming concepts. Expertise in designing and developing APIs, integrating with various more »
Senior Back End Developer - 12 months - INSIDE IR35 Senior Back end Developer required for a 12 month assignment for an organisation based in South London. You will be site based two days per week. The SeniorDeveloper will have expert knowledge of designing, building more »
Senior C#.NET Developer London - Hybrid Working (2 days a week onsite) 12 Month Contract (12M Extension) Inside IR35 £550.00 - £650.00 per day DOE This is an excellent opportunity for a talented C#.NET Developer to join a well-known and established company on an initial 12-month contract. … Public Sector company where over 5 million people rely on their services on a daily basis, they are now looking to recruit a C#.NET Developer to drive their technical design and implementation. In this role you will design, develop and configure applications and tools in an Agile team. You … CI/CD, SQL and Agile Methodologies. Any experience with PowerShell and CosmosDB is desirable. This is a fantastic opportunity for an experienced C#.NET Developer to join a rapidly growing company in a highly technical and varied role. The Role: *Design, develop and configure applications and tools in an more »
Role: Senior Back End Developer (NodeJS) 🌍 Location: London/Hybrid (Once a week in the office) 🎹 Industry: Music Tech 💰 Salary: £90,000 + Benefits 🛠 Key Skills: JavaScript/TypeScript, NodeJS, AWS This is an exciting opportunity for a Senior Back End Developer skilled in NodeJS to … join a scaling Music-tech company who have big plans for 2024! As the Senior Back End Developer you will help architect and build stable, scalable, and secure APIs to support the growth whilst being given full autonomy to make decisions where you see fit. You will be … working primarily on the Node.js, AWS-hosted stack, whilst owning the Platform APIs and database design. Senior Back End Developer Responsibilities: Design, architect, and develop scalable, high-performance backend systems using Node.js and related technologies. Build robust and secure RESTful APIs to support the various internal products. more »
City of London, London, United Kingdom Hybrid / WFH Options
Rullion
Join a dynamic energy provider dedicated to sustainable solutions in the UK. We seek enthusiastic and resourceful Backend Software Engineers at mid to senior levels who are passionate about crafting exceptional products. Initially it will be a five-month contract but there is potential for it to be … a full-time role, 40 hours per week. If this role feels right, send us your CV. Accountabilities: Playing a pivotal role in the backend engineering team, you will help to build full-stack cloud apps. You'll be using Python and AWS Cloud services on the backend. Adopt … a Server-less first approach to application design, collaborating within an agile team alongside other backend engineers and product designers. Strategize, develop, test, and deploy new features and experiments. Engage in collaborative coding practices such as pair programming and code reviews within the team. Contribute to resolving the complexities more »
Senior Back End Developer Location: London Work Mode: (Hybrid 2 days work from office in a week) 12 Month Contract Pay rate - (Apply online only) per day Inside IR35 My Public Sector client based in London is seeking a skilled and experienced Senior Back End Developer … in supporting and maintaining Microsoft Azure based API's. Collaborating with development teams to deliver code and/or configuration solutions for C#-based backend systems. This is an urgent vacancy where the hiring manager is shortlisting for an interview immediately. Please apply with a copy of your CV more »
One of our public sector clients requires a BackendDeveloper to assist with an ongoing project. You will be responsible for making upgrades to an existing application using Microsoft Azure. Skills and experience required: Expert in deploying and maintaining high traffic APIs. Expert in investigating and diagnosing production more »
Senior Back End Developer Location: Remote, UK Salary: £90,000 - 100,000 Term: Permanent About the Centre for AI & Climate: We are a non-profit company building the tools that enable the application of machine learning and AI to accelerate climate action. We are a growing team dedicated … a natural language interface using an LLM that allows users to find and understand datasets. Coordinate with a front end designer, a front-end developer, and a product lead to identify, define, design and prioritise product feature development Manage input from data specialists to identify and integrate data sources more »
Award-winning Company Seeks Senior Back-End Developer! 🏆 🌟 Salary: Up to £65k + Exciting Perks 🌟 - Manchester City Centre (must be based in the UK) 🚀 Leading the way in the SaaS space, our client is an international powerhouse with revenues well over 200 million that is trusted by various … sized companies across the globe. 🚀 🌿They're on the lookout for a skilled Senior back-end developer to elevate the brand’s engineering division through the delivery, and optimisation of software features. Get ready to ditch the silo mentality. Here, collaboration & agile cross-functionality is king. You'll more »
Leeds, West Yorkshire, United Kingdom Hybrid / WFH Options
Exalto Consulting
My client are looking for a Senior Cloud (NodeJS) Back-End Developer to join their software engineering team. Over the last few years, the team have built new and exciting services in their rapidly fast moving and changing sector and taken them live with major industry customers and … partners. There is plenty more greenfield development planned ahead and they are searching for a talented and experienced Senior Cloud (NodeJS) Back-End Developer who will embrace the unique opportunity to make a positive impact for the organisation. Developments are built on top of modern cloud infrastructure (they more »
creating impactful software solutions that enhance the everyday experiences of millions? Join Transport for London (TfL) on a thrilling 24-month contract as a Senior Back End Developer. Your expertise will be pivotal in revolutionising Revenue, Online, and Corporate Applications, shaping the future of transportation in one of the … processes like architecture and change review. Offer development expertise to evaluate and integrate new technologies effectively. Address software application defects in accordance with agreed developer operations practices. Key Qualifications: Expertise in software engineering techniques, including implementing flexible design patterns and configuring off-the-shelf systems. Broad knowledge of planning more »
London, England, United Kingdom Hybrid / WFH Options
Parkopedia
providing the best in-car data and transaction services to make mobility ecological, efficient and convenient. We are searching for a talented and experienced Senior Python Engineer to join our growing team. This role will play a key part in developing and maintaining our APIs and data feeds, which … technical specifications. Our teams collaborate effectively, and foster a supportive and open environment. Experience mentoring and supporting junior developers is a plus, as our Senior Developers help build their capabilities and confidence. Requirements Worked in multiple, complex production environments as a Python engineer, with proven experience in designing, developing more »