26 to 50 of 531 Permanent Senior Developer Jobs

Senior React Developer/Front End Engineer (React TypeScript Data Visualisation) London to £80k Are you a skilled Software Developer with strong React and Data Visualisation skills combined with a good appreciation of financial markets and technology? You could be joining a growing, global, Fintech services company that has seen 30-40% year on year growth for … the past 10 years and has ambitious growth plans. As a Senior React Developer you'll design and develop new features and enhancements to the front end of the platform with a focus on real-time data visualisation on business critical systems using React. You'll collaborate with backend engineers to build complex financial products. Location/WFH … and Python backend systems You're degree educated, having achieved a 2.1 or above in Computer Science or similar technical discipline What's in it for you: As a Senior React Developer you will receive a comprehensive package including: Salary to £80k Private Medical Healthcare including Dental and Vision cover Pension Share Option scheme Employee Wellness Programme Summer More ❯

Senior Rust Developer | Guildford | £65,000 - £75,000 Are you a Senior Rust Developer with a strong background in telecommunications Do you want to work at the cutting edge of network technology , helping to design and build scalable systems that power global connectivity If so, this could be the role for you. The Opportunity Our client … a key role in architecting, building, and optimising telecommunications systems in Rust , contributing to secure, high-performance, and scalable solutions used worldwide. What you’ll be doing As a Senior Rust Developer , you will: Architect, develop, and maintain high-performance network applications in Rust Collaborate with product managers, network engineers, and developers to create new telecom solutions Optimise More ❯

Senior C# Developer/Software Engineer (C# .Net Core AWS) Sunderland/WFH to £75k Do you have strong C# .Net Core backend development skills? You could be progressing your career in a senior, hands-on C# Developer role at a growing games/gambling site, whilst enjoying a range of benefits and perks. As a … Senior C# Developer within the customer onboarding team you will help shape the player onboarding and registration journeys, including KYC and identity verifications. You'll design and develop backend features that interact with the web front end (TypeScript, Vue.js) and migrate code from .Net MVC to .Net Core, ensuring it's reliable, scalable and well documented. This is … a senior position where you'll contribute to the planning of technical projects, provide guidance, conduct code reviews and input into technical discussions and decision making. Location/WFH: There's a hybrid work from home policy with 2-3 days a week; when you're in the office you'll be collaborating with fellow technologists in a relaxed More ❯

Senior Software Developer - PHP/Laravel/React.js/AWS ?? Oscar is proud to be partnering with one of our most trusted clients, a forward-thinking business based in Bristol , who are expanding their engineering team with the addition of a Senior Software Developer . This is an exciting opportunity to join a 22-strong engineering … team , where you'll be surrounded by a fantastic mix of seasoned senior developers and ambitious juniors . You'll work in a truly collaborative environment, reporting directly into the CTO , and play a key role in shaping and delivering high-impact projects that directly influence the company's growth. ?? What you'll be doing: Building and maintaining high … quality, scalable applications using PHP (Laravel) and React.js . Designing and implementing cloud-first solutions with AWS . Mentoring and supporting junior developers, while also collaborating with senior peers to drive best practices. Working closely with the CTO to define technical strategy and contribute to architectural decisions. Taking ownership of projects from concept to deployment in a fast-moving More ❯

Senior Software Developer PHP, Symfony, AWS, MySQL, Microservices, CI/CD Salary up to £70k Hybrid working in Chester For more information, please email me directly at or call on 07880 358 148. Who We Are: We're a collaborative and fast-paced technology team responsible for developing and maintaining a highly available, in-house software platform. Our … scalable services, and engaging user interfaces. We value quality engineering, secure design, and continuous improvement across the stack. Who We're Seeking: We're on the lookout for a Senior Software Developer with strong backend skills and experience across a modern cloud-native tech stack. You'll help design and implement robust, secure systems, write clean and testable More ❯

Senior .NET Developer Tech Requirements: NET, React OR Angular, MySQL £60,000-£80,000 Oxford/Remote Harvey Nash have partnered with a global business well established within the online gaming/gambling industry who have ambitious growth plans. The company have a wide array of clients ranging from independent gaming studios to the world’s largest online … casinos delivered into by teams across UK, Canada, South Africa, and China. The successful .NET Developer will be a key player in building two additional online presences to the company’s existing client based, as they look to produce 3 games a month! You will have the opportunity to work on various modern web applications across a variety of … you to expand your leadership capabilities as you progress in the company. The team tend to go into the Oxford office once a month. The essential skillset of the Senior .NET Developer Strong commercial experience working with C#, .NET Knowledge of JavaScript alongside a frontend framework (React OR Angular) An understanding of AWS, APIs, CI/CD would More ❯

Senior React Developer required by a successful technology company whose office is in Staines. Hybrid working - 3 days per week in the office The successful Senior React Developer is likely to have a relevant degree and commercial experience in a similar role. The Senior Software Developer will join an experienced team developing modern interactive More ❯

Senior Software Developer/Product Engineer (AI) Knutsford onsite to £130k Are you a technologist with a strong knowledge of AI and its practical uses within software engineering? You could be joining a Cyber Security technology company and enjoying a huge range of perks and benefits from continual learning and self-development opportunities (including 'buy any book' policy … through to health and well-being, enhanced paternity packages, generous holiday allowance, inclusive social events and much more. As a Senior Software Developer you will drive the adoption of AI within the business, assessing how to effectively use AI to optimise production and then rolling out your recommendations across teams. You'll take ownership, working end-to-end … as OOP, Data Structures, Algorithms, Design Patterns You're collaborative, enjoy problem solving and are keen to pick up new skills What's in it for you: As a Senior Software Developer/Product Engineer you will earn a highly competitive package including: Salary to £130k 8% pension contribution Life Assurance and Income Protection Enhanced maternity/paternity More ❯

Senior Software Developer/Product Engineer (AI) Knutsford onsite to £130k Are you a technologist with a strong knowledge of AI and its practical uses within software engineering? You could be joining a Cyber Security technology company and enjoying a huge range of perks and benefits from continual learning and self-development opportunities (including 'buy any book' policy … through to health and well-being, enhanced paternity packages, generous holiday allowance, inclusive social events and much more. As a Senior Software Developer you will drive the adoption of AI within the business, assessing how to effectively use AI to optimise production and then rolling out your recommendations across teams. You'll take ownership, working end-to-end … as OOP, Data Structures, Algorithms, Design Patterns You're collaborative, enjoy problem solving and are keen to pick up new skills What's in it for you: As a Senior Software Developer/Product Engineer you will earn a highly competitive package including: Salary to £130k 8% pension contribution Life Assurance and Income Protection Enhanced maternity/paternity More ❯

Senior Software Developer/Product Engineer (AI) Knutsford onsite to £130k Are you a technologist with a strong knowledge of AI and its practical uses within software engineering? You could be joining a Cyber Security technology company and enjoying a huge range of perks and benefits from continual learning and self-development opportunities (including 'buy any book' policy … through to health and well-being, enhanced paternity packages, generous holiday allowance, inclusive social events and much more. As a Senior Software Developer you will drive the adoption of AI within the business, assessing how to effectively use AI to optimise production and then rolling out your recommendations across teams. You'll take ownership, working end-to-end … as OOP, Data Structures, Algorithms, Design Patterns You're collaborative, enjoy problem solving and are keen to pick up new skills What's in it for you: As a Senior Software Developer/Product Engineer you will earn a highly competitive package including: Salary to £130k 8% pension contribution Life Assurance and Income Protection Enhanced maternity/paternity More ❯

Senior ColdFusion Developer | Digital Transformation | 1 day per week into Bristol | £50,000 + benefits Method Resourcing have partnered exclusively with a fantastic global organisation who are looking to hire a Senior ColdFusion Developer into a global team delivering truly innovative technology. The role: You will be working in a newly-formed talented Agile team acting … a senior member of the team overseeing an offshore software engineering team on the development of replacing a huge legacy application (ColdFusion) as my client looks to migrate all of their global data into modern microservice development. Why Apply? Be part of an innovative, mission-driven global team Flexi-time to suit you! Make a real impact in a … will be working on true innovation in an ethical industry – if that sounds of interest to you then please apply, or reach out to thomas.morris@methodresourcing.co.uk for more information. Senior ColdFusion Developer | Digital Transformation | 1 day per week into Bristol | £50,000 + benefits More ❯

Senior ColdFusion Developer | Digital Transformation | 1 day per week into Bristol | £50,000 + benefits Method Resourcing have partnered exclusively with a fantastic global organisation who are looking to hire a Senior ColdFusion Developer into a global team delivering truly innovative technology. The role: You will be working in a newly-formed talented Agile team acting … a senior member of the team overseeing an offshore software engineering team on the development of replacing a huge legacy application (ColdFusion) as my client looks to migrate all of their global data into modern microservice development. Why Apply? Be part of an innovative, mission-driven global team Flexi-time to suit you! Make a real impact in a … will be working on true innovation in an ethical industry – if that sounds of interest to you then please apply, or reach out to thomas.morris@methodresourcing.co.uk for more information. Senior ColdFusion Developer | Digital Transformation | 1 day per week into Bristol | £50,000 + benefits More ❯

Senior ColdFusion Developer | Digital Transformation | 1 day per week into Bristol | £50,000 + benefits Method Resourcing have partnered exclusively with a fantastic global organisation who are looking to hire a Senior ColdFusion Developer into a global team delivering truly innovative technology. The role: You will be working in a newly-formed talented Agile team acting … a senior member of the team overseeing an offshore software engineering team on the development of replacing a huge legacy application (ColdFusion) as my client looks to migrate all of their global data into modern microservice development. Why Apply? Be part of an innovative, mission-driven global team Flexi-time to suit you! Make a real impact in a … will be working on true innovation in an ethical industry – if that sounds of interest to you then please apply, or reach out to thomas.morris@methodresourcing.co.uk for more information. Senior ColdFusion Developer | Digital Transformation | 1 day per week into Bristol | £50,000 + benefits More ❯

Senior ColdFusion Developer | Digital Transformation | 1 day per week into Bristol | £50,000 + benefits Method Resourcing have partnered exclusively with a fantastic global organisation who are looking to hire a Senior ColdFusion Developer into a global team delivering truly innovative technology. The role: You will be working in a newly-formed talented Agile team acting … a senior member of the team overseeing an offshore software engineering team on the development of replacing a huge legacy application (ColdFusion) as my client looks to migrate all of their global data into modern microservice development. Why Apply? Be part of an innovative, mission-driven global team Flexi-time to suit you! Make a real impact in a … will be working on true innovation in an ethical industry – if that sounds of interest to you then please apply, or reach out to thomas.morris@methodresourcing.co.uk for more information. Senior ColdFusion Developer | Digital Transformation | 1 day per week into Bristol | £50,000 + benefits More ❯

Senior BI Developer Permanent Location: Home/Rugby Salary: £45,000 - £53,000 (+ benefits) Skills: Power BI, (advanced), DAX, SQL Server, ETL/ELT, building impactful data dashboards for insights, Excellent Customer facing skills We're hiring a Senior BI Developer on behalf of a leading data consultancy - an ideal opportunity for someone with strong … We're supporting a fast-growing data consultancy that partners with global brands to deliver impactful business intelligence solutions and a powerful SaaS platform. They're looking for a Senior BI Developer to join their collaborative team-someone who's passionate about transforming data into actionable insight and keen to lead on delivery, architecture, and visual storytelling. This More ❯

Senior Developer | Chesterfield | 3 days office T&D | Bonus | 25 days | Co. Pension THE COMPANY Major IT & Digital are proud to be partnering with a leading international business with over 30 years industry experience delivering industrial IT solutions across both manufacturing and infrastructure businesses. Successfully achieved Investors in People award for the last 12 years and continue to … days per week and 2 days working from home. THE ROLE As part of continued expansion within the software development team my client has immediate requirements for a senior software developer to support the development of new features, new applications and API integrations. This is an exciting opportunity to join a well established development team with at least More ❯

Senior Developer Location:Arlington, VA Clearance:Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information. Description: The ServiceNow developers are responsible for module/feature development in accordance with Software Development Lifecycle (SDLC) and Agile processes for new capabilities or changes to out-of-the box More ❯

MINDBANK JOB OPENING NOTE: For this job 6 year of experience is needed; and a work permit of Green Card or US Citizenship. Job ID: 157192JAC Job Title: Senior Java Software Developer Contact: Worksite: Falls Church, VA or Fort Collins, CO (They will work onsite 5 days a week) Contract Length: 6 and Plus years Pay … life insurance, disability and training credits program. Work Permit: Must be a U.S. Citizen or a Permanent Resident JOB DESCRIPTION Mindbank Consulting Group has an immediate need for a Senior Software Developer. Senior Software Developer Responsibilities: • Move and support applications, data, and dependencies to AWS Cloud and update and integrate workflows and products accordingly. • Improve and update … of application to the system in the AWS Cloud DKeys. • Support all DKeys already in production, improve DKeys so users can use multiple DKeys for one project. • Improve the developer tools for coding and testing DKeys and deploy them to the AWS Cloud. Senior Software Developer Qualifications: • 6+ years' experience with Java 8 or higher • Experience designing More ❯

Senior Full Stack Mobile Developer Tech : React Native, JavaScript, Android, iOS Why? start-up financial services, revolutionising the industry Location : Hybrid - 2 days in the office (Central London) Salary : £80,000 - £100,000 benefits Our Client A new UK-based financial services provider is launching credit card, personal loans and insurance offerings aimed at delivering fair, flexible, and … user-friendly financial products to consumers. The organisation is committed to empowering individuals by enhancing their understanding and control of personal finance through clarity, intelligence, and technology. Senior Full Stack Mobile Developer - Responsibilities Design, develop, and maintain advanced applications using React Native. Collaborate with cross-functional teams to define, design, and ship new features. Optimize components for maximum … quality and speed. Troubleshoot and debug to optimize performance. Provide code reviews, feedback, and mentorship to junior developers. Stay up-to-date with new technology trends, applications, and protocols Senior Full Stack Mobile Developer - Experience Required Proven track record of developing and maintaining high-quality mobile applications using React Native from concept through to launch. Focus on how More ❯

Job Title - Senior Python Developer Base Location: London plus network of 20 offices nationally: www.kpmg88careers.co.uk/experienced-professional/#LeBlender.OfficeLocations The KPMG Audit Technology team is dedicated to building cutting-edge solutions in close collaboration with the Audit function. We blend audit expertise with the latest technology, enabling us to understand the challenges our customers face daily and … about. As a valued team member, you'll be expected to stay current with the tech field and the latest trends in Audit delivery. Why Join KPMG As a Senior Python Developer As a Senior Python Developer, you will play a hands-on role in the design and development of secure, scalable, and high-performance backend … to ensure solutions align with business objectives and meet quality standards. What will you need to do it? Minimum Requirements Experience: Significant professional experience in backend development as a Senior role. Languages/Frameworks: Strong proficiency in Python with hands-on experience in asynchronous programming, concurrency and multithreading. API Expertise: Proven experience in building and integrating APIs, with expertise More ❯

Job Title - Senior Python Developer Base Location: London plus network of 20 offices nationally: www.kpmg88careers.co.uk/experienced-professional/#LeBlender.OfficeLocations The KPMG Audit Technology team is dedicated to building cutting-edge solutions in close collaboration with the Audit function. We blend audit expertise with the latest technology, enabling us to understand the challenges our customers face daily and … about. As a valued team member, you'll be expected to stay current with the tech field and the latest trends in Audit delivery. Why Join KPMG As a Senior Python Developer As a Senior Python Developer, you will play a hands-on role in the design and development of secure, scalable, and high-performance backend … to ensure solutions align with business objectives and meet quality standards. What will you need to do it? Minimum Requirements Experience: Significant professional experience in backend development as a Senior role. Languages/Frameworks: Strong proficiency in Python with hands-on experience in asynchronous programming, concurrency and multithreading. API Expertise: Proven experience in building and integrating APIs, with expertise More ❯

Job Title - Senior Python Developer Base Location: London plus network of 20 offices nationally: www.kpmg88careers.co.uk/experienced-professional/#LeBlender.OfficeLocations The KPMG Audit Technology team is dedicated to building cutting-edge solutions in close collaboration with the Audit function. We blend audit expertise with the latest technology, enabling us to understand the challenges our customers face daily and … about. As a valued team member, you'll be expected to stay current with the tech field and the latest trends in Audit delivery. Why Join KPMG As a Senior Python Developer As a Senior Python Developer, you will play a hands-on role in the design and development of secure, scalable, and high-performance backend … to ensure solutions align with business objectives and meet quality standards. What will you need to do it? Minimum Requirements Experience: Significant professional experience in backend development as a Senior role. Languages/Frameworks: Strong proficiency in Python with hands-on experience in asynchronous programming, concurrency and multithreading. API Expertise: Proven experience in building and integrating APIs, with expertise More ❯

Job Title - Senior Python Developer Base Location: London plus network of 20 offices nationally: www.kpmg88careers.co.uk/experienced-professional/#LeBlender.OfficeLocations The KPMG Audit Technology team is dedicated to building cutting-edge solutions in close collaboration with the Audit function. We blend audit expertise with the latest technology, enabling us to understand the challenges our customers face daily and … about. As a valued team member, you'll be expected to stay current with the tech field and the latest trends in Audit delivery. Why Join KPMG As a Senior Python Developer As a Senior Python Developer, you will play a hands-on role in the design and development of secure, scalable, and high-performance backend … to ensure solutions align with business objectives and meet quality standards. What will you need to do it? Minimum Requirements Experience: Significant professional experience in backend development as a Senior role. Languages/Frameworks: Strong proficiency in Python with hands-on experience in asynchronous programming, concurrency and multithreading. API Expertise: Proven experience in building and integrating APIs, with expertise More ❯

Job Title - Senior Python Developer Base Location: London plus network of 20 offices nationally: www.kpmg88careers.co.uk/experienced-professional/#LeBlender.OfficeLocations The KPMG Audit Technology team is dedicated to building cutting-edge solutions in close collaboration with the Audit function. We blend audit expertise with the latest technology, enabling us to understand the challenges our customers face daily and … about. As a valued team member, you'll be expected to stay current with the tech field and the latest trends in Audit delivery. Why Join KPMG As a Senior Python Developer As a Senior Python Developer, you will play a hands-on role in the design and development of secure, scalable, and high-performance backend … to ensure solutions align with business objectives and meet quality standards. What will you need to do it? Minimum Requirements Experience: Significant professional experience in backend development as a Senior role. Languages/Frameworks: Strong proficiency in Python with hands-on experience in asynchronous programming, concurrency and multithreading. API Expertise: Proven experience in building and integrating APIs, with expertise More ❯

Senior Salesforce Consultant/Senior Salesforce Developer/Senior Salesforce Programmer Location: Hybrid (London/UK 23 days onsite) Salary: £75,000 - £90,000 Plus Benefits We are hiring on behalf of our client for a Senior Salesforce Consultant to play a key role in an exciting organisation-wide Salesforce transformation. This role offers the … across Sales, Service, Experience, and Marketing Cloud. Strong skills in Apex, Lightning, APIs, and AMPscript/SSJS. Experience in Marketing Cloud campaign creation and automation. Salesforce certifications (Admin, Consultant, Developer) preferred. Excellent communication skills and the ability to work with both technical and non-technical stakeholders. Comfortable with hybrid working and proactive in delivery. Must have the permanent right More ❯