1 to 25 of 83 Permanent Senior Developer Jobs in Devon

Senior Developer – High-Frequency Trading (Remote) | Build the Future of Finance Are you a seasoned engineer with a passion for performance, precision, and pushing the boundaries of what's technically possible? My client—an elite, founder-led crypto-tech outfit—is seeking a Senior Developer (HFT More ❯

Senior Developer – High-Frequency Trading (Remote) | Build the Future of Finance Are you a seasoned engineer with a passion for performance, precision, and pushing the boundaries of what's technically possible? My client—an elite, founder-led crypto-tech outfit—is seeking a Senior Developer (HFT More ❯

Senior .NET Developer Fully Remote (UK based) Paying £75,000 - £80,000 Oliver Bernard are partnered with a Software Development company in the Sustainability sector. They are looking for a Senior Backend Developer with at least 5 years experience writing scalable, performant and maintainable code. The … the UK to be considered. Visa sponsorship is not available for this role. Salary is paying £75k-£80k + benefits. If you are a Senior .NET Developer who is looking for a great work life balance, whilst having lots of ownership and a key say in the direction … of your projects, please apply now for more info! Senior .NET Developer More ❯

Senior .NET Developer Fully Remote (UK based) Paying £75,000 - £80,000 Oliver Bernard are partnered with a Software Development company in the Sustainability sector. They are looking for a Senior Backend Developer with at least 5 years experience writing scalable, performant and maintainable code. The … the UK to be considered. Visa sponsorship is not available for this role. Salary is paying £75k-£80k + benefits. If you are a Senior .NET Developer who is looking for a great work life balance, whilst having lots of ownership and a key say in the direction … of your projects, please apply now for more info! Senior .NET Developer More ❯

Senior Developer (SC Cleared) Location: Remote with occasional travel The Company At Amber Labs, we are a cutting-edge UK and European technology consultancy that prioritises autonomy, experimentation, and rapid learning to deliver exceptional value to our clients. Our company culture is deeply collaborative, ensuring that all colleagues … and accelerate delivery. Our team consists of highly skilled cross-functional consultants, analysts, and support staff. Job Overview We are seeking a highly skilled Senior Developer to join our dynamic team. You will lead the development and enhancement of web applications using HTML, CSS, JavaScript, Node.js, Express.js, and More ❯

Senior Developer (SC Cleared) Location: Remote with occasional travel The Company At Amber Labs, we are a cutting-edge UK and European technology consultancy that prioritises autonomy, experimentation, and rapid learning to deliver exceptional value to our clients. Our company culture is deeply collaborative, ensuring that all colleagues … and accelerate delivery. Our team consists of highly skilled cross-functional consultants, analysts, and support staff. Job Overview We are seeking a highly skilled Senior Developer to join our dynamic team. You will lead the development and enhancement of web applications using HTML, CSS, JavaScript, Node.js, Express.js, and More ❯

Our two key sites are futwiz.com and pikawiz.com, with more being launched shortly. Role Description This is a full-time remote role for a Senior Developer at Wiz Media. The Senior Developer will be responsible for the day-to-day tasks associated with developing, maintaining, and More ❯

Our two key sites are futwiz.com and pikawiz.com, with more being launched shortly. Role Description This is a full-time remote role for a Senior Developer at Wiz Media. The Senior Developer will be responsible for the day-to-day tasks associated with developing, maintaining, and More ❯

Do you have a PhD in Computer Science? FULLY REMOTE Senior Java Developer – Sustainable Energy GreenTech Salary : £100-140k + benefits Location : fully remote from anywhere in the UK I am partnered with a unique energy software platform that is helping consumers transition towards a sustainable future … by producing energy as a services. They are in search of an enthusiastic and knowledgeable Senior Java Developer with a strong comprehension of the Core Java principles alongside a deep understanding in Advanced Computer Science: Algorithms Graph theory Interval graphs Compiler theory You will be a fantastic Senior Java Developer if you have worked with Core Java and have extensive experience with Multithreading, Concurrency and Low Latency, because you will be building your own frameworks and designing new databases from scratch. Your role as a Senior Java Developer will include: - Domain modelling - Requirement engineering More ❯

Do you have a PhD in Computer Science? FULLY REMOTE Senior Java Developer – Sustainable Energy GreenTech Salary : £100-140k + benefits Location : fully remote from anywhere in the UK I am partnered with a unique energy software platform that is helping consumers transition towards a sustainable future … by producing energy as a services. They are in search of an enthusiastic and knowledgeable Senior Java Developer with a strong comprehension of the Core Java principles alongside a deep understanding in Advanced Computer Science: Algorithms Graph theory Interval graphs Compiler theory You will be a fantastic Senior Java Developer if you have worked with Core Java and have extensive experience with Multithreading, Concurrency and Low Latency, because you will be building your own frameworks and designing new databases from scratch. Your role as a Senior Java Developer will include: - Domain modelling - Requirement engineering More ❯

Senior WordPress Developer PHP - Laravel - JS/JQuery £400-450 per day, Outside IR35 Fully Remote (Must be based in the UK) Initial 6 week contract (Very likely to extend) Start date: 16th of June One of our longstanding partners urgently requires the services of a Senior WordPress Developer on an Outside IR35 Contract basis, initially until the end of July, with the strong likely hood of longer term extensions. This Contract would suit an experienced Senior WordPress Developer who is ideally comfortable across the Full Stack, however this role will have a More ❯

Senior WordPress Developer PHP - Laravel - JS/JQuery £400-450 per day, Outside IR35 Fully Remote (Must be based in the UK) Initial 6 week contract (Very likely to extend) Start date: 16th of June One of our longstanding partners urgently requires the services of a Senior WordPress Developer on an Outside IR35 Contract basis, initially until the end of July, with the strong likely hood of longer term extensions. This Contract would suit an experienced Senior WordPress Developer who is ideally comfortable across the Full Stack, however this role will have a More ❯

Senior Appian Developer x2 Location: Bristol, Leicester or Plymouth + Hybrid working arrangements (two days per week in the office) Compensation: £55,000 - £60,000 Role Type: Full time/Permanent The Role As a Senior Appian Developer, you'll have a role that's out … hours per week and provides hybrid working arrangements with 2 days in the office and 3 days working from home. Essential Experience of the Senior Appian Developer: Considerable amount of proven development experience. Demonstratable knowledge of Software Development Life Cycles (SDLC). Knowledge of waterfall, iterative and agile … Appian as well as other development tools such as IDEs and source code management. Disciplined and methodical approach to configuration control. Qualifications for the Senior Appian Developer: We value difference and don't have a fixed idea when it comes to background or education, provided you can show More ❯

Senior Frontend Developer - with Full Stack Experience | £70K | Fully Remote (UK-based) Are you a Senior Frontend developer/React Developer who thrives on crafting elegant, user-centric applications, and also enjoys getting stuck into backend logic when needed? Want to work in a team … of the best places to work in the UK. They’re now looking to add one more A-Player to their Engineering team, a Senior Frontend Engineer who’s also comfortable getting hands-on with Node.js on the backend when needed. You'll be joining a high-performing team More ❯

Senior Frontend Developer - with Full Stack Experience | £70K | Fully Remote (UK-based) Are you a Senior Frontend developer/React Developer who thrives on crafting elegant, user-centric applications, and also enjoys getting stuck into backend logic when needed? Want to work in a team … of the best places to work in the UK. They’re now looking to add one more A-Player to their Engineering team, a Senior Frontend Engineer who’s also comfortable getting hands-on with Node.js on the backend when needed. You'll be joining a high-performing team More ❯

Senior Software Developer - Lisburn (Hybrid/On-Site) 📍 Location: Lisburn, Northern Ireland 🕒 Contract: Permanent, Full-Time (37.5 hrs/week) 💻 Work Setup: Hybrid/On-site We're hiring a Senior Software Developer to join a small, agile engineering team working on impactful, business-critical software. … modern DevOps and deployment practices ( Docker, AWS ECS, CI/CD ) Refactoring and optimising legacy systems for performance, scalability, and maintainability Mentoring a junior developer through code reviews, guidance, and best practices Collaborating with business stakeholders to translate needs into efficient technical solutions Contributing to architectural decisions, technical direction More ❯

Senior Software Developer - Lisburn (Hybrid/On-Site) 📍 Location: Lisburn, Northern Ireland 🕒 Contract: Permanent, Full-Time (37.5 hrs/week) 💻 Work Setup: Hybrid/On-site We're hiring a Senior Software Developer to join a small, agile engineering team working on impactful, business-critical software. … modern DevOps and deployment practices ( Docker, AWS ECS, CI/CD ) Refactoring and optimising legacy systems for performance, scalability, and maintainability Mentoring a junior developer through code reviews, guidance, and best practices Collaborating with business stakeholders to translate needs into efficient technical solutions Contributing to architectural decisions, technical direction More ❯

Senior .Net Developer (Azure) We are seeking a hands-on Senior developer to join a reputable fintech banking as a service organisation. You will be responsible for mentoring and providing continuous improvement. Working alongside peers we are looking for someone who enjoys collaborating with their Team More ❯

Senior .Net Developer (Azure) We are seeking a hands-on Senior developer to join a reputable fintech banking as a service organisation. You will be responsible for mentoring and providing continuous improvement. Working alongside peers we are looking for someone who enjoys collaborating with their Team More ❯

Job: Senior PHP Developer Location: UK remote Salary: up to £65K Tech: Symfony, React, MySQL, git, Restful API Are you looking for a remote Senior PHP Developer role? Working with some of the UK’s biggest companies? Then read on... The company: At heart, they’re … long-term project with a leading telecoms supplier. The project has been running for over 8 years already and they’re looking for a Senior PHP Developer to come in and take over the workload. Tech skills you'll need: Symfony (or similar MVC frameworks like Laravel, CodeIgniter More ❯

Job: Senior PHP Developer Location: UK remote Salary: up to £65K Tech: Symfony, React, MySQL, git, Restful API Are you looking for a remote Senior PHP Developer role? Working with some of the UK’s biggest companies? Then read on... The company: At heart, they’re … long-term project with a leading telecoms supplier. The project has been running for over 8 years already and they’re looking for a Senior PHP Developer to come in and take over the workload. Tech skills you'll need: Symfony (or similar MVC frameworks like Laravel, CodeIgniter More ❯

Role: Senior Salesforce Developer Salary: Up to £90,000 (DOE) Location: United Kingdom - Remote TechOhana has collaborated with a boutique Salesforce Partner that is currently expanding it's practice of highly skilled specialists. They are looking for a Senior Salesforce Developer to join the team and … be part of the exciting projects. Your main responsibilities as a Senior Salesforce Developer will be to use your skillset to implement new projects using Apex and LWC. You will also have the opportunity to lead junior developers and offer them mentorship based on your experience in the More ❯

Role: Senior Salesforce Developer Salary: Up to £90,000 (DOE) Location: United Kingdom - Remote TechOhana has collaborated with a boutique Salesforce Partner that is currently expanding it's practice of highly skilled specialists. They are looking for a Senior Salesforce Developer to join the team and … be part of the exciting projects. Your main responsibilities as a Senior Salesforce Developer will be to use your skillset to implement new projects using Apex and LWC. You will also have the opportunity to lead junior developers and offer them mentorship based on your experience in the More ❯

Job Title: Senior Java Developer Location: Primarily Remote (with meet ups twice a month) Salary: £80,000 - £90,000 (Flexible based on experience) Are you an experienced Java developer looking for a new challenge? Do you thrive in an environment where you can take ownership of key … exciting? Then this may be for you: Mostyn Chase are conducting an exclusive search for a well-established fintech in the payments space for Senior Java Developers to join this growing and dynamic team. The roles are designed to bring in developers who can work independently, solve complex problems … building scalable and secure web applications, and participating in the entire software lifecycle—from gathering requirements to deploying solutions. If you are an experienced developer who enjoys working autonomously and is comfortable working in a flexible, remote-first environment, this could be the perfect opportunity for you. The ideal More ❯

Job Title: Senior Java Developer Location: Primarily Remote (with meet ups twice a month) Salary: £80,000 - £90,000 (Flexible based on experience) Are you an experienced Java developer looking for a new challenge? Do you thrive in an environment where you can take ownership of key … exciting? Then this may be for you: Mostyn Chase are conducting an exclusive search for a well-established fintech in the payments space for Senior Java Developers to join this growing and dynamic team. The roles are designed to bring in developers who can work independently, solve complex problems … building scalable and secure web applications, and participating in the entire software lifecycle—from gathering requirements to deploying solutions. If you are an experienced developer who enjoys working autonomously and is comfortable working in a flexible, remote-first environment, this could be the perfect opportunity for you. The ideal More ❯