126 to 150 of 636 Senior Developer Jobs in the UK

Senior Backend Developer – Elixir/Ruby/Go Location: Remote (One day a month in Chester) Fancy joining a high-growth tech business with a major product roadmap and big investment into engineering? We’re helping a client find a Senior Backend Developer to play a key role in scaling an established IoT platform – already used More ❯

Senior Backend Developer – Elixir/Ruby/Go Location: Remote (One day a month in Chester) Fancy joining a high-growth tech business with a major product roadmap and big investment into engineering? We’re helping a client find a Senior Backend Developer to play a key role in scaling an established IoT platform – already used More ❯

Senior BI Developer London - Hybrid (3 Days Onsite) £55,000 - £70,000 An AI SaaS business is looking to hire a Senior Power BI Developer to join their growing Data & Analytics team. With a strong focus on customer analytics, this 50-person business has built a cutting-edge platform designed to help clients unlock value from … models and operationalises customer data to enable faster insight-driven decision making. What You’ll Be Doing Working at the intersection of data engineering, analytics, and product innovation, the Senior Power BI Developer will play a key role in building and delivering enterprise-grade dashboards for private equity clients and their portfolio companies. Develop Power BI dashboards that More ❯

Senior BI Developer London - Hybrid (3 Days Onsite) £55,000 - £70,000 An AI SaaS business is looking to hire a Senior Power BI Developer to join their growing Data & Analytics team. With a strong focus on customer analytics, this 50-person business has built a cutting-edge platform designed to help clients unlock value from … models and operationalises customer data to enable faster insight-driven decision making. What You’ll Be Doing Working at the intersection of data engineering, analytics, and product innovation, the Senior Power BI Developer will play a key role in building and delivering enterprise-grade dashboards for private equity clients and their portfolio companies. Develop Power BI dashboards that More ❯

Senior AI Developer £80,000 + bonus + benefits London or Brighton Join a leading international eCommerce organization committed to driving innovation through AI. We are looking for a Senior Frontend Developer to lead the modernization of our core systems, utilizing React and JavaScript to enhance performance and efficiency. Your expertise will be key in transforming … of software development experience, including significant work in system modernization. Strong expertise in React and JavaScript. Familiarity with REST APIs and cloud infrastructure. Hands-on experience with AI-based developer tools (e.g., GitHub Copilot, ChatGPT, Tabnine). Excellent leadership, communication, and collaboration skills. Passion for clean code, software architecture, and continuous improvement. Why Join Us? Competitive salary (£80,000+ More ❯

Senior Website Developer Doncaster Full time, Permanent. £35,000 - £45,000 DOE. Monday – Friday 9am-5pm Are you a seasoned PHP developer with at least 5 years of hands-on experience? The ideal candidate will be passionate about coding business systems and/or websites whilst solving challenges and delivering great results for clients. You are likely … for clients. Benefits Free onsite parking Pension Career progression Company pension scheme Cash health plan after 12 months Free onsite parking Generous annual leave Informal dress This is a senior role. The following skills are mandatory: Technical Expertise: Must have an understanding and ability to write code without being reliant on frameworks and libraries – in depth knowledge of PHP … ability to manage multiple projects at any one time, across different industries. Business Acumen: Ability to Price and understand ROI. Ability to communicate directly with all clients. As a Senior Website Developer, you will be responsible for: Technology Strategy & Innovation Develop and implement the agency’s tech vision and roadmap. Ensure agency systems are secure, scalable, and up More ❯

Senior Python Developer Our Client is looking to recruit a seasoned Senior Python Software Developer with at least 5 to - 8 years experience of developing software in Python. You must have excellent technical excellence in Python in developing a is required. Excellent verbal communication skills (English a must) Ability to provide recommendations for the e2e architecture More ❯

Senior Software Developer - Help Build the Future of Our SaaS Platform ?? Oxford (Hybrid - 1 day/week in office) ?? £65k - £75k + impact you can actually see We're a fast-growing SaaS company based in Oxford with a mighty team of 10 and a product our customers genuinely love. Now, we're looking for a Senior Software Developer to help us scale, innovate, and ship features that make a real difference. This isn't just another 'write code, go home' job. You'll be working shoulder-to-shoulder with our CTO (yes, directly), shaping architecture decisions, and mentoring the next wave of talented devs. We're building stuff that actually matters - and you'll … say in shaping the way we work, not just the code we write. The buzz of a startup, without the chaos of one. If you're the kind of developer who likes ownership, hates endless meetings, and wants to see their work in the hands of users fast - let's talk. ?? Apply now - your desk (and the good coffee More ❯

team, you'll have the opportunity to shape the future of how software is created and maintained. The easiest way to understand our vision is to visit ainativedev.io our developer community website, dedicated to AI Native Development, which is the go-to place for developers navigating the evolving AI-driven software landscape. Overview of role We're looking for … a Senior Developer Advocate with a passion for AI developer tools. In this role, you'll primarily be an internal user of our product, providing feedback to our engineering team and creating and promoting high-quality Tessl-centric content that helps developers better understand and utilize AI Native Development practices with our product. A core part of … powered development tool, focusing on clear, actionable, and practical insights. Community Collaboration: Engage with users and partners to help and highlight their integrations and successes with the product. AI Developer Tooling: Play with, test, and explore various AI-powered tools for developers. Developer Relations: Participate in various Developer Relations activities, including webinars and podcasts, and engage with More ❯

Senior Salesforce Developer - DESNZ - G7 Full-time (Permanent) National: £55,105 - £62,475 London: £60,620 - £67,565 plus up to £10k allowance Published on 7 August 2025 Deadline 22 August 2025 Location Birmingham, Cardiff, Darlington, Edinburgh, London, Salford About the job Job summary The Integrated Corporate Services (ICS) is a new shared corporate service, launched in July … transparency and collaboration. Our commitment to user-focused design and data-driven decision-making ensures that we deliver accessible services tailored to the needs of our customers. As a Senior Salesforce Developer, you will be responsible for the design, development, implementation, and maintenance of customised solutions within the ICS Digital Salesforce platform. You will lead technical projects and … quality, scalable, and efficient Salesforce solutions that meet the needs of our customers in DESNZ and DSIT. This is a crucial new role that will sit within the Software Developer team, you will work alongside Civil Servants and Contractors to develop a range of services on our Salesforce Platform. Visit our blog to learn more about us and our More ❯

Senior Salesforce Developer - DESNZ - G7 Full-time (Permanent) National: £55,105 - £62,475 London: £60,620 - £67,565 plus up to £10k allowance Published on 7 August 2025 Deadline 22 August 2025 Location Birmingham, Cardiff, Darlington, Edinburgh, London, Salford About the job Job summary The Integrated Corporate Services (ICS) is a new shared corporate service, launched in July … transparency and collaboration. Our commitment to user-focused design and data-driven decision-making ensures that we deliver accessible services tailored to the needs of our customers. As a Senior Salesforce Developer, you will be responsible for the design, development, implementation, and maintenance of customised solutions within the ICS Digital Salesforce platform. You will lead technical projects and … quality, scalable, and efficient Salesforce solutions that meet the needs of our customers in DESNZ and DSIT. This is a crucial new role that will sit within the Software Developer team, you will work alongside Civil Servants and Contractors to develop a range of services on our Salesforce Platform. Visit our blog to learn more about us and our More ❯

Senior Salesforce Developer - DESNZ - G7 Full-time (Permanent) National: £55,105 - £62,475 London: £60,620 - £67,565 plus up to £10k allowance Published on 7 August 2025 Deadline 22 August 2025 Location Birmingham, Cardiff, Darlington, Edinburgh, London, Salford About the job Job summary The Integrated Corporate Services (ICS) is a new shared corporate service, launched in July … transparency and collaboration. Our commitment to user-focused design and data-driven decision-making ensures that we deliver accessible services tailored to the needs of our customers. As a Senior Salesforce Developer, you will be responsible for the design, development, implementation, and maintenance of customised solutions within the ICS Digital Salesforce platform. You will lead technical projects and … quality, scalable, and efficient Salesforce solutions that meet the needs of our customers in DESNZ and DSIT. This is a crucial new role that will sit within the Software Developer team, you will work alongside Civil Servants and Contractors to develop a range of services on our Salesforce Platform. Visit our blog to learn more about us and our More ❯

Senior Salesforce Developer - DESNZ - G7 Full-time (Permanent) National: £55,105 - £62,475 London: £60,620 - £67,565 plus up to £10k allowance Published on 7 August 2025 Deadline 22 August 2025 Location Birmingham, Cardiff, Darlington, Edinburgh, London, Salford About the job Job summary The Integrated Corporate Services (ICS) is a new shared corporate service, launched in July … transparency and collaboration. Our commitment to user-focused design and data-driven decision-making ensures that we deliver accessible services tailored to the needs of our customers. As a Senior Salesforce Developer, you will be responsible for the design, development, implementation, and maintenance of customised solutions within the ICS Digital Salesforce platform. You will lead technical projects and … quality, scalable, and efficient Salesforce solutions that meet the needs of our customers in DESNZ and DSIT. This is a crucial new role that will sit within the Software Developer team, you will work alongside Civil Servants and Contractors to develop a range of services on our Salesforce Platform. Visit our blog to learn more about us and our More ❯

Senior Salesforce Developer - DESNZ - G7 Full-time (Permanent) National: £55,105 - £62,475 London: £60,620 - £67,565 plus up to £10k allowance Published on 7 August 2025 Deadline 22 August 2025 Location Birmingham, Cardiff, Darlington, Edinburgh, London, Salford About the job Job summary The Integrated Corporate Services (ICS) is a new shared corporate service, launched in July … transparency and collaboration. Our commitment to user-focused design and data-driven decision-making ensures that we deliver accessible services tailored to the needs of our customers. As a Senior Salesforce Developer, you will be responsible for the design, development, implementation, and maintenance of customised solutions within the ICS Digital Salesforce platform. You will lead technical projects and … quality, scalable, and efficient Salesforce solutions that meet the needs of our customers in DESNZ and DSIT. This is a crucial new role that will sit within the Software Developer team, you will work alongside Civil Servants and Contractors to develop a range of services on our Salesforce Platform. Visit our blog to learn more about us and our More ❯

experience Job Type: Permanent, Full Time Hours: 37.5 hours per week, Monday to Friday, 9am to 5:30pm The Acorn Group are 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 … until checks are completed to a satisfactory standard. Please click the ' APPLY' button to submit your CV for this role. Candidates with experience or relevant job titles of; Software Developer, Senior System Developer, Software Engineer, Systems Developer, Software Tester, Backend Services, API's, API, Application Programming Interface may also be considered for this role. More ❯

Senior C# .NET Developer - WealthTech - Remote or Hybrid The Opportunity We're delighted to be working with our prestigious WealthTech client who are seeking an exceptional Senior C# .NET Developer to work on their proprietary software within their well established team. Our client delivers cutting-edge software solutions for some of the UK's largest financial … services companies and has established themselves as a key player in the FinTech space. This is a fantastic opportunity for an experienced Senior C# .NET Developer with good object-oriented analysis and design skills, familiarity with design patterns and practices to work for an award winning company. . The role offers excellent career progression within a fast-growing More ❯

Senior Software Developer - Companies House - HEO The basic salary is £40,398 with an additional, non-pensionable digital allowance of up to £11,000. Published on Full-time (Permanent) The basic salary is £40,398 with an additional, non-pensionable digital allowance of up to £11,000. Published on 23 July 2025 Deadline 10 August 2025 Location Remote … a hybrid contract aligned to one of our offices. Please see 'Things you need to know' and 'Where will you be working' sections below for more information. As a Senior Developer you'll join one of our many Agile Software Development teams. A typical team is made up of an agile delivery manager, developers, testers, user researchers, analysts More ❯

Senior Integration Developer 6 months Outside IR35 Remote We are seeking a skilled and experienced Senior Integration Developer to join our dynamic team. This role will focus on designing and implementing integrations using D365 APIs, developing automated processes for data transformation, and ensuring compliance with audit standards. The ideal candidate will possess a strong technical background More ❯

Senior .Net Core Developer - 65K - Maths Location: West Midlands Industry: IT Salary: £60000 - £65000 per annum + Healthcare, Pension, Flex hours Posted: 05/11/2024 Description Senior .Net Core Developer/C# Developer, Analyst Programmer, DDD, AWS, Cloud, Azure, Dotnet/C#/.Net, Microsoft Stack, ASP.Net, WEB, NoSQL, API, Maths/Physics … AWS experience but any Cloud based development will be beneficial. You must have a mathematical flair to your work experience or degree such as Maths, Physics etc. Role: This Senior .Net Core Developer/Full Stack Developer role will have you working in a modern development environment embracing DDD and .Net Core, working closely with the Project … year and growing steadily. Successfully launched their software products to a global market in 2023. The team is now growing and needs several .Net Core (full stack) developers (mid-senior level). Working with an enthused team of developers we need forward-thinking developers who are ambitious and keen to make things happen. A pleasant environment where there is More ❯

Senior Front-End Developer Southampton – Hybrid Competitive Salary VIQU have partnered with a leading financial organisation that is investing heavily in the development of a new, modern software capability. As part of this transformation, they are looking to hire a Front-End Developer into a newly created, foundational role within a growing technology team. This position will … a key part in shaping the front-end direction of the organisation's digital platforms, working with a modern tech stack and alongside experienced engineers. Key Responsibilities of the Senior Front-End Developer: Design and build modern, scalable front-end architecture using React, TypeScript and Next.js Collaborate closely with back-end developers to deliver integrated solutions Develop and … end development standards and best practices Support and mentor junior developers in a collaborative team environment Package and optimise applications for web and mobile platforms Key Requirements of the Senior Front-End Developer: Minimum 4+ years of front-end development experience in React, TypeScript and Next.js Strong understanding of component-based architecture and front-end data modelling Solid More ❯

Senior Mobile Developer iOS, Android, Javascript, WebView, Application Development Remote Working Options Circa 60,000 Our client is on a mission to revolutionise the landscape in the sector in which they operate. As they continue to grow, they're enhancing their mobile experience to better support both customers and their business partners. They are now seeking a skilled … Senior Mobile App Developer to join their expanding tech team and drive the advancement of their mobile applications. Responsibilities Take ownership of the end-to-end development and upkeep of top-tier mobile applications, from initial concept to successful release. Design and develop high-performance, scalable apps for iOS and Android using Swift and Kotlin. Work closely with … Vue.js is a significant plus. Advanced knowledge of Swift for iOS and Kotlin for Android development. Proficient with development environments and tools including Android Studio, Xcode, and the Apple Developer Console. Experience with using WebView Strong grasp of platform-specific nuances and differences between iOS and Android operating systems. Hands-on experience with Firebase services, such as Cloud Messaging More ❯

Senior Mobile Developer iOS, Android, Javascript, WebView, Application Development Remote Working Options Circa £60,000 Our client is on a mission to revolutionise the landscape in the sector in which they operate. As they continue to grow, they're enhancing their mobile experience to better support both customers and their business partners. They are now seeking a skilled … Senior Mobile App Developer to join their expanding tech team and drive the advancement of their mobile applications. Responsibilities Take ownership of the end-to-end development and upkeep of top-tier mobile applications, from initial concept to successful release. Design and develop high-performance, scalable apps for iOS and Android using Swift and Kotlin. Work closely with … Vue.js is a significant plus. Advanced knowledge of Swift for iOS and Kotlin for Android development. Proficient with development environments and tools including Android Studio, Xcode, and the Apple Developer Console. Strong grasp of platform-specific nuances and differences between iOS and Android operating systems. Hands-on experience with Firebase services, such as Cloud Messaging (FCM), App Distribution, and More ❯

Senior Mobile Developer iOS, Android, Javascript, WebView, Application Development Remote Working Options Circa £60,000 Our client is on a mission to revolutionise the landscape in the sector in which they operate. As they continue to grow, they're enhancing their mobile experience to better support both customers and their business partners. They are now seeking a skilled … Senior Mobile App Developer to join their expanding tech team and drive the advancement of their mobile applications. Responsibilities Take ownership of the end-to-end development and upkeep of top-tier mobile applications, from initial concept to successful release. Design and develop high-performance, scalable apps for iOS and Android using Swift and Kotlin. Work closely with … Vue.js is a significant plus. Advanced knowledge of Swift for iOS and Kotlin for Android development. Proficient with development environments and tools including Android Studio, Xcode, and the Apple Developer Console. Experience with using WebView Strong grasp of platform-specific nuances and differences between iOS and Android operating systems. Hands-on experience with Firebase services, such as Cloud Messaging More ❯

Senior Mobile Developer iOS, Android, Javascript, WebView, Application Development Remote Working Options Circa £60,000 Our client is on a mission to revolutionise the landscape in the sector in which they operate. As they continue to grow, they're enhancing their mobile experience to better support both customers and their business partners. They are now seeking a skilled … Senior Mobile App Developer to join their expanding tech team and drive the advancement of their mobile applications. Responsibilities Take ownership of the end-to-end development and upkeep of top-tier mobile applications, from initial concept to successful release. Design and develop high-performance, scalable apps for iOS and Android using Swift and Kotlin. Work closely with … Vue.js is a significant plus. Advanced knowledge of Swift for iOS and Kotlin for Android development. Proficient with development environments and tools including Android Studio, Xcode, and the Apple Developer Console. Experience with using WebView Strong grasp of platform-specific nuances and differences between iOS and Android operating systems. Hands-on experience with Firebase services, such as Cloud Messaging More ❯

Senior Mobile Developer iOS, Android, Javascript, WebView, Application Development Remote Working Options Circa £60,000 Our client is on a mission to revolutionise the landscape in the sector in which they operate. As they continue to grow, they're enhancing their mobile experience to better support both customers and their business partners. They are now seeking a skilled … Senior Mobile App Developer to join their expanding tech team and drive the advancement of their mobile applications. Responsibilities Take ownership of the end-to-end development and upkeep of top-tier mobile applications, from initial concept to successful release. Design and develop high-performance, scalable apps for iOS and Android using Swift and Kotlin. Work closely with … Vue.js is a significant plus. Advanced knowledge of Swift for iOS and Kotlin for Android development. Proficient with development environments and tools including Android Studio, Xcode, and the Apple Developer Console. Experience with using WebView Strong grasp of platform-specific nuances and differences between iOS and Android operating systems. Hands-on experience with Firebase services, such as Cloud Messaging More ❯