451 to 475 of 1,312 Permanent Senior Developer Jobs

Senior Backend Developer - Up to £700pd Inside IR35 - Full Remote One of the most recognisable financial services companies in the UK is on the hunt for Backend Engineers. They are revolutionizing the way people manage their money and would love YOU to help them on their journey! You will be responsible for building scalable, high-performance Back End … AWS or other cloud platforms Strong test driven development Strong scalability and performance mindset Location - Full remote (from the UK) Duration - 6 months Rate – Up to £700pd inside IR35 Senior Backend Developer - Up to £700pd Inside IR35 - Full Remote More ❯

Senior Backend Developer - Up to £700pd Inside IR35 - Full Remote One of the most recognisable financial services companies in the UK is on the hunt for Backend Engineers. They are revolutionizing the way people manage their money and would love YOU to help them on their journey! You will be responsible for building scalable, high-performance Back End … AWS or other cloud platforms Strong test driven development Strong scalability and performance mindset Location - Full remote (from the UK) Duration - 6 months Rate – Up to £700pd inside IR35 Senior Backend Developer - Up to £700pd Inside IR35 - Full Remote More ❯

Senior Backend Developer - Up to £700pd Inside IR35 - Full Remote One of the most recognisable financial services companies in the UK is on the hunt for Backend Engineers. They are revolutionizing the way people manage their money and would love YOU to help them on their journey! You will be responsible for building scalable, high-performance Back End … AWS or other cloud platforms Strong test driven development Strong scalability and performance mindset Location - Full remote (from the UK) Duration - 6 months Rate – Up to £700pd inside IR35 Senior Backend Developer - Up to £700pd Inside IR35 - Full Remote More ❯

Senior Backend Developer - Up to £700pd Inside IR35 - Full Remote One of the most recognisable financial services companies in the UK is on the hunt for Backend Engineers. They are revolutionizing the way people manage their money and would love YOU to help them on their journey! You will be responsible for building scalable, high-performance Back End … AWS or other cloud platforms Strong test driven development Strong scalability and performance mindset Location - Full remote (from the UK) Duration - 6 months Rate – Up to £700pd inside IR35 Senior Backend Developer - Up to £700pd Inside IR35 - Full Remote More ❯

Senior Backend Developer - Up to £700pd Inside IR35 - Full Remote One of the most recognisable financial services companies in the UK is on the hunt for Backend Engineers. They are revolutionizing the way people manage their money and would love YOU to help them on their journey! You will be responsible for building scalable, high-performance Back End … AWS or other cloud platforms Strong test driven development Strong scalability and performance mindset Location - Full remote (from the UK) Duration - 6 months Rate – Up to £700pd inside IR35 Senior Backend Developer - Up to £700pd Inside IR35 - Full Remote More ❯

Senior Backend Developer - Up to £700pd Inside IR35 - Full Remote One of the most recognisable financial services companies in the UK is on the hunt for Backend Engineers. They are revolutionizing the way people manage their money and would love YOU to help them on their journey! You will be responsible for building scalable, high-performance Back End … AWS or other cloud platforms Strong test driven development Strong scalability and performance mindset Location - Full remote (from the UK) Duration - 6 months Rate – Up to £700pd inside IR35 Senior Backend Developer - Up to £700pd Inside IR35 - Full Remote More ❯

Senior Backend Developer - Up to £700pd Inside IR35 - Full Remote One of the most recognisable financial services companies in the UK is on the hunt for Backend Engineers. They are revolutionizing the way people manage their money and would love YOU to help them on their journey! You will be responsible for building scalable, high-performance Back End … AWS or other cloud platforms Strong test driven development Strong scalability and performance mindset Location - Full remote (from the UK) Duration - 6 months Rate – Up to £700pd inside IR35 Senior Backend Developer - Up to £700pd Inside IR35 - Full Remote More ❯

Senior Backend Developer - Up to £700pd Inside IR35 - Full Remote One of the most recognisable financial services companies in the UK is on the hunt for Backend Engineers. They are revolutionizing the way people manage their money and would love YOU to help them on their journey! You will be responsible for building scalable, high-performance Back End … AWS or other cloud platforms Strong test driven development Strong scalability and performance mindset Location - Full remote (from the UK) Duration - 6 months Rate – Up to £700pd inside IR35 Senior Backend Developer - Up to £700pd Inside IR35 - Full Remote More ❯

Senior Software Developers specialising in trading systems required for an excellent client based in London. Please ensure you read the below overview and requirements for this employment opportunity completely. The successful Software Developer will join a extremely talented development team and you will be exposed to creating and maintaining our client's own applications based around a C# More ❯

Senior Frontend Software Engineer (AI Cloud Platform) – Remote Location: Fully Remote Type: Full-Time Hours: Flexible- willingness to work late evenings and occasional weekends as required Salary: Competitive, based on experience About the Role We are seeking a highly skilled Senior Frontend Software Engineer to join our dynamic team building a next-generation AI Cloud Platform . This … decisions to enhance user experience in AI-driven environments Support project milestones, with flexibility to work extended hours when needed to meet critical deadlines Requirements Proven experience as a Senior Frontend Engineer or similar role Strong proficiency in React, HTML, CSS, Tailwind CSS, Node.js, and TypeScript Experience with AI-based interfaces and front-end AI interactions Familiarity with Mastra More ❯

About the job Title: Senior Umbraco Developer Location: Lincolnshire Were partnering with a leading Lincolnshire -based technology consultancy that delivers bespoke software, digital transformation, and IT solutions across multiple industries. Theyre looking to bring a Senior Umbraco Developer into their expanding team click apply for full job details More ❯

Hawksworth are now recruiting for a Senior Java Developer with extensive experience with Front Office Algo Trading projects. The job: IT Low Latency Java Developer 1 year contract with potential for extensions Inside IR35 Rate 920 per day to the Umbrella Company London Liverpool St location Hybrid working (x3 days on site x2 days working from home … pw) This is a IT Low-Latency, Java Developer position working for the e-FX Desk where the team develops the pricing, hedging and low-latency order and price distribution team systems. We need someone for this role role that has strong low latency , Java , Algo development experience. Someone who can show optimizing/low latency tuning and someone … who has achieved low latency in the microseconds. EFX would be nice but we can accept other other asset classes experience. What you will need: Tenure as a Senior Java Developer Significant Trading projects experience/Front office experience Algo trading Worked with Connectivity, Market Data, Core Pricing and Hedging strategy. Multithreading/FIX/Performance monitoring Significant More ❯

Hawksworth are now recruiting for a Senior Java Developer with extensive experience with Front Office Algo Trading projects. The job: IT Low Latency Java Developer 1 year contract with potential for extensions Inside IR35 Rate £920 per day to the Umbrella Company London Liverpool St location Hybrid working (x3 days on site x2 days working from home … pw) This is a IT Low-Latency, Java Developer position working for the e-FX Desk where the team develops the pricing, hedging and low-latency order and price distribution team systems. We need someone for this role role that has strong low latency , Java , Algo development experience. Someone who can show optimizing/low latency tuning and someone … who has achieved low latency in the microseconds. EFX would be nice but we can accept other other asset classes experience. What you will need: Tenure as a Senior Java Developer Significant Trading projects experience/Front office experience Algo trading Worked with Connectivity, Market Data, Core Pricing and Hedging strategy. Multithreading/FIX/Performance monitoring Significant More ❯

Hawksworth are now recruiting for a Senior Java Developer with extensive experience with Front Office Algo Trading projects. The job: IT Low Latency Java Developer 1 year contract with potential for extensions Inside IR35 Rate £920 per day to the Umbrella Company London Liverpool St location Hybrid working (x3 days on site x2 days working from home … pw) This is a IT Low-Latency, Java Developer position working for the e-FX Desk where the team develops the pricing, hedging and low-latency order and price distribution team systems. We need someone for this role role that has strong low latency , Java , Algo development experience. Someone who can show optimizing/low latency tuning and someone … who has achieved low latency in the microseconds. EFX would be nice but we can accept other other asset classes experience. What you will need: Tenure as a Senior Java Developer Significant Trading projects experience/Front office experience Algo trading Worked with Connectivity, Market Data, Core Pricing and Hedging strategy. Multithreading/FIX/Performance monitoring Significant More ❯

Hawksworth are now recruiting for a Senior Java Developer with extensive experience with Front Office Algo Trading projects. The job: IT Low Latency Java Developer 1 year contract with potential for extensions Inside IR35 Rate £920 per day to the Umbrella Company London Liverpool St location Hybrid working (x3 days on site x2 days working from home … pw) This is a IT Low-Latency, Java Developer position working for the e-FX Desk where the team develops the pricing, hedging and low-latency order and price distribution team systems. We need someone for this role role that has strong low latency , Java , Algo development experience. Someone who can show optimizing/low latency tuning and someone … who has achieved low latency in the microseconds. EFX would be nice but we can accept other other asset classes experience. What you will need: Tenure as a Senior Java Developer Significant Trading projects experience/Front office experience Algo trading Worked with Connectivity, Market Data, Core Pricing and Hedging strategy. Multithreading/FIX/Performance monitoring Significant More ❯

Hawksworth are now recruiting for a Senior Java Developer with extensive experience with Front Office Algo Trading projects. The job: IT Low Latency Java Developer 1 year contract with potential for extensions Inside IR35 Rate £920 per day to the Umbrella Company London Liverpool St location Hybrid working (x3 days on site x2 days working from home … pw) This is a IT Low-Latency, Java Developer position working for the e-FX Desk where the team develops the pricing, hedging and low-latency order and price distribution team systems. We need someone for this role role that has strong low latency , Java , Algo development experience. Someone who can show optimizing/low latency tuning and someone … who has achieved low latency in the microseconds. EFX would be nice but we can accept other other asset classes experience. What you will need: Tenure as a Senior Java Developer Significant Trading projects experience/Front office experience Algo trading Worked with Connectivity, Market Data, Core Pricing and Hedging strategy. Multithreading/FIX/Performance monitoring Significant More ❯

Hawksworth are now recruiting for a Senior Java Developer with extensive experience with Front Office Algo Trading projects. The job: IT Low Latency Java Developer 1 year contract with potential for extensions Inside IR35 Rate £920 per day to the Umbrella Company London Liverpool St location Hybrid working (x3 days on site x2 days working from home … pw) This is a IT Low-Latency, Java Developer position working for the e-FX Desk where the team develops the pricing, hedging and low-latency order and price distribution team systems. We need someone for this role role that has strong low latency , Java , Algo development experience. Someone who can show optimizing/low latency tuning and someone … who has achieved low latency in the microseconds. EFX would be nice but we can accept other other asset classes experience. What you will need: Tenure as a Senior Java Developer Significant Trading projects experience/Front office experience Algo trading Worked with Connectivity, Market Data, Core Pricing and Hedging strategy. Multithreading/FIX/Performance monitoring Significant More ❯

Our client is seeking a highly technical and hands-on Senior Salesforce Developer with strong expertise across Salesforce Marketing Cloud, Service Cloud, and Experience Cloud. This is an exciting opportunity to take ownership of the end-to-end development lifecycle within a large and complex Salesforce environment, driving forward the organisation’s digital transformation initiatives. The Senior Salesforce Developer will play a pivotal role in developing, integrating, and maintaining Salesforce platforms, ensuring scalable, high-quality solutions are delivered across Marketing, Service, and Experience Cloud. You will lead a small team of developers while remaining hands-on with coding, integration, and architecture, delivering robust technical solutions that align with business objectives. Key Responsibilities Lead, mentor, and … Salesforce best practices Manage and prioritise workloads, ensuring timely delivery of key projects and initiatives Drive innovation and technical excellence across the Salesforce ecosystem Essential Skills & Experience Certified Salesforce Developer (required) Proven, hands-on technical expertise across Salesforce Marketing Cloud, Service Cloud, and Experience Cloud Demonstrable experience delivering end-to-end Salesforce development projects, from requirement gathering to implementation More ❯

Our client is seeking a highly technical and hands-on Senior Salesforce Developer with strong expertise across Salesforce Marketing Cloud, Service Cloud, and Experience Cloud. This is an exciting opportunity to take ownership of the end-to-end development lifecycle within a large and complex Salesforce environment, driving forward the organisation’s digital transformation initiatives. The Senior Salesforce Developer will play a pivotal role in developing, integrating, and maintaining Salesforce platforms, ensuring scalable, high-quality solutions are delivered across Marketing, Service, and Experience Cloud. You will lead a small team of developers while remaining hands-on with coding, integration, and architecture, delivering robust technical solutions that align with business objectives. Key Responsibilities Lead, mentor, and … Salesforce best practices Manage and prioritise workloads, ensuring timely delivery of key projects and initiatives Drive innovation and technical excellence across the Salesforce ecosystem Essential Skills & Experience Certified Salesforce Developer (required) Proven, hands-on technical expertise across Salesforce Marketing Cloud, Service Cloud, and Experience Cloud Demonstrable experience delivering end-to-end Salesforce development projects, from requirement gathering to implementation More ❯

Our client is seeking a highly technical and hands-on Senior Salesforce Developer with strong expertise across Salesforce Marketing Cloud, Service Cloud, and Experience Cloud. This is an exciting opportunity to take ownership of the end-to-end development lifecycle within a large and complex Salesforce environment, driving forward the organisation’s digital transformation initiatives. The Senior Salesforce Developer will play a pivotal role in developing, integrating, and maintaining Salesforce platforms, ensuring scalable, high-quality solutions are delivered across Marketing, Service, and Experience Cloud. You will lead a small team of developers while remaining hands-on with coding, integration, and architecture, delivering robust technical solutions that align with business objectives. Key Responsibilities Lead, mentor, and … Salesforce best practices Manage and prioritise workloads, ensuring timely delivery of key projects and initiatives Drive innovation and technical excellence across the Salesforce ecosystem Essential Skills & Experience Certified Salesforce Developer (required) Proven, hands-on technical expertise across Salesforce Marketing Cloud, Service Cloud, and Experience Cloud Demonstrable experience delivering end-to-end Salesforce development projects, from requirement gathering to implementation More ❯

Our client is seeking a highly technical and hands-on Senior Salesforce Developer with strong expertise across Salesforce Marketing Cloud, Service Cloud, and Experience Cloud. This is an exciting opportunity to take ownership of the end-to-end development lifecycle within a large and complex Salesforce environment, driving forward the organisation’s digital transformation initiatives. The Senior Salesforce Developer will play a pivotal role in developing, integrating, and maintaining Salesforce platforms, ensuring scalable, high-quality solutions are delivered across Marketing, Service, and Experience Cloud. You will lead a small team of developers while remaining hands-on with coding, integration, and architecture, delivering robust technical solutions that align with business objectives. Key Responsibilities Lead, mentor, and … Salesforce best practices Manage and prioritise workloads, ensuring timely delivery of key projects and initiatives Drive innovation and technical excellence across the Salesforce ecosystem Essential Skills & Experience Certified Salesforce Developer (required) Proven, hands-on technical expertise across Salesforce Marketing Cloud, Service Cloud, and Experience Cloud Demonstrable experience delivering end-to-end Salesforce development projects, from requirement gathering to implementation More ❯

Our client is seeking a highly technical and hands-on Senior Salesforce Developer with strong expertise across Salesforce Marketing Cloud, Service Cloud, and Experience Cloud. This is an exciting opportunity to take ownership of the end-to-end development lifecycle within a large and complex Salesforce environment, driving forward the organisation’s digital transformation initiatives. The Senior Salesforce Developer will play a pivotal role in developing, integrating, and maintaining Salesforce platforms, ensuring scalable, high-quality solutions are delivered across Marketing, Service, and Experience Cloud. You will lead a small team of developers while remaining hands-on with coding, integration, and architecture, delivering robust technical solutions that align with business objectives. Key Responsibilities Lead, mentor, and … Salesforce best practices Manage and prioritise workloads, ensuring timely delivery of key projects and initiatives Drive innovation and technical excellence across the Salesforce ecosystem Essential Skills & Experience Certified Salesforce Developer (required) Proven, hands-on technical expertise across Salesforce Marketing Cloud, Service Cloud, and Experience Cloud Demonstrable experience delivering end-to-end Salesforce development projects, from requirement gathering to implementation More ❯

Senior Software Engineer, Senior Full Stack Developer, Blazor, Greenfield, Full Stack Programmer, AWS, Cloud, Azure, Dotnet/C#/.Net, Microsoft Stack, ASP.Net, MVC, WEB, NoSQL, SQL Server, API, up to 85K + package - Warrington - This is an office-based job. • Do you have a solid background in ASP.NET Core, C#, Blazor? • Can you show genuine Greenfield … ideas to the table? • Can you demonstrate architectural design involvement, not just coding components? Global tech client looking to expand its internal software development team by bringing in some Senior Full Stack Developers. You will work in a team that is responsible for designing cutting-edge cloud solutions, as well as managing Greenfield projects and existing software products. We … are looking for genuine senior-level developers with 3+ years of experience at this level, who can show and talk confidently about Real-world examples of business problems you've solved, not just technologies you've used. We are looking for candidates who can demonstrate the following: Personal Achievement & Ownership • What did YOU specifically contribute to each project? Not More ❯

HITECH compliant telehealth platform that offers extensive video engagement options and utilizes our patented remote patient monitoring technology to capture, secure, and retrieve information on patient physiologies.*_ *Summary: * The Senior Developer’s role is to maintain software applications and ensure business requirements are met through constant analysis, testing, and development of software applications using a high level of More ❯

Job Title: iOS Developer - Mid-Senior Level Location: Vienna or Winchester, VA or Pensacola, FL Hybrid: onsite 2 days a week or 8 days a month Pay Rate: W2 only Position Type: Multiyear Contract We are looking for iOS Mobile Developers with 8-12 years of iOS development experience. Description To support the development, maintenance, and enhancement of … technologies • Advocate for platform excellence and contribute to reusable component libraries • Mentor junior developers and contribute to team knowledge sharing • Support enterprise-wide mobile initiatives and influence platform strategy (senior levels) Qualifications • Bachelor's degree in Computer Science or related field • Progressive experience in mobile application development (level-dependent) • Proficiency in: iOS: Swift, Objective-C, Xcode • Experience integrating RESTful … methodologies (SAFe preferred) • Strong analytical, debugging, and problem-solving skills • Effective communication and collaboration abilities • Desired: Experience with CI/CD pipelines, mobile accessibility standards, and performance optimization Mobile Developer (Level 2) Focus: Independent contribution and platform ownership • Technical Responsibilities: • Own moderately complex features and bug fixes • Represent mobile platform within Agile team • Collaborate with designers, analysts, and product More ❯