26 to 50 of 50 Principal Software Developer Jobs in England

The right to work in the UK without sponsorship is essential for this vacancy. An exciting opportunity for a Principal Python Software Developer position has arisen with a fast-growing AI startup, using advanced 3D AI technology for the construction industry, based in London. This is an … excellent opportunity for a Principal Python Software Developer to join the software team, where you will enhance the core software and deployment processes, focusing on system architecture, backend implementation, cloud deployment, and performance optimisation. You will also be involved with training junior engineers. You will … commit to a hybrid working model, required onsite 3 days a week. Experience of the Principal Python Software Developer position will include: 7+ years of experience in backend software development using Python Experience with RDBMs, i.e. PostgreSQB, MySQL Cloud infrastructure knowledge of either AWS or Azure More ❯

Job Title: Lead/Principal Software Developer - Fully Remote Client: Oho Group Ltd Location: Ashton-under-Lyne, United Kingdom Job Category: Other EU work permit required: Yes Job Details Views: 3 Posted: 12.05.2025 Expiry Date: 26.06.2025 Job Description We are seeking a Lead/Principal Software Developer for an early-stage Start-Up at a pivotal point in its development. The ideal candidate will have 3-5 years of experience as a Full Stack Software Developer , capable of creating responsive web applications and robust APIs with a focus on performance, security, and More ❯

Job Title: Principal Data Analytics Software Developer Location: Bristol Compensation: Up to £72,000 (Dependent on Experience) + Benefits Role Type: Full time/Permanent Role ID: SF 63475 At Babcock, we’re working to create a safe and secure world. Join us as a Principal Data Analytics Software Developer at our Babcock Technology Centre site. The role As a Principal Data Analytics Software Developer, you will have an out-of-the-ordinary role. This exciting opportunity is for a highly capable and driven data analyst with practical experience developing … service for planning and analyzing the UK submarine support programme. You will interface with senior customers to deliver data analysis and business conclusions through software models and expert business knowledge. Establish and lead a high-performing team of data analysts responsible for designing, delivering, and operating analysis services for More ❯

Principal Software Developer The Role: This is a highly varied role giving the successful candidate the opportunity to work across multiple projects and at all stages of the Software Development Lifecycle. Whilst focused on software development, this role also provides the opportunity to participate in … software design at all levels. This will include work on: Research & Development Internally and externally funded research and development products investigating and developing low TRL technologies. Product Development Development and support of Synoptix products, primarily in the AI and Computer Vision (object detection and track) domains. Service Development Development … Assurance service offering. Engineering Services Delivery of engineering services on behalf of clients, assisting them in the development of their solutions. Key Responsibilities: Leading Software Development Projects Act as part of a multidisciplinary team to develop products and services. This will include Systems Engineers, Security Engineers, Product Managers and More ❯

Principal Software Developer The Role: This is a highly varied role giving the successful candidate the opportunity to work across multiple projects and at all stages of the Software Development Lifecycle. Whilst focused on software development, this role also provides the opportunity to participate in … software design at all levels. This will include work on: Research & Development – Internally and externally funded research and development products investigating and developing low TRL technologies. Product Development – Development and support of Synoptix products, primarily in the AI and Computer Vision (object detection and track) domains. Service Development – Development … Assurance service offering. Engineering Services – Delivery of engineering services on behalf of clients, assisting them in the development of their solutions. Key Responsibilities: Leading Software Development Projects Act as part of a multidisciplinary team to develop products and services. This will include Systems Engineers, Security Engineers, Product Managers and More ❯

Principal Software Developer The Role: This is a highly varied role giving the successful candidate the opportunity to work across multiple projects and at all stages of the Software Development Lifecycle. Whilst focused on software development, this role also provides the opportunity to participate in … software design at all levels. This will include work on: Research & Development – Internally and externally funded research and development products investigating and developing low TRL technologies. Product Development – Development and support of Synoptix products, primarily in the AI and Computer Vision (object detection and track) domains. Service Development – Development … Assurance service offering. Engineering Services – Delivery of engineering services on behalf of clients, assisting them in the development of their solutions. Key Responsibilities: Leading Software Development Projects Act as part of a multidisciplinary team to develop products and services. This will include Systems Engineers, Security Engineers, Product Managers and More ❯

Principal Software Developer The Role: This is a highly varied role giving the successful candidate the opportunity to work across multiple projects and at all stages of the Software Development Lifecycle. Whilst focused on software development, this role also provides the opportunity to participate in … software design at all levels click apply for full job details More ❯

Principal Software Developer The Role: This is a highly varied role giving the successful candidate the opportunity to work across multiple projects and at all stages of the Software Development Lifecycle. Whilst focused on software development, this role also provides the opportunity to participate in … software design at all levels. This will include work on: Research & Development – Internally and Apply below after reading through all the details and supporting information regarding this job opportunity. Please click on the apply button to read the full job description More ❯

Social network you want to login/join with: Lead Software Engineer, Principal Developer, Terraform, AZURE, C# 100% Remote UK Inside IR35, London Client: Experis UK Location: London, United Kingdom Job Category: Other EU work permit required: Yes Job Views: 1 Posted: 25.05.2025 Expiry Date: 09.07.2025 Job … Description: Job Title: Lead Software Engineer, Principal Developer, Terraform, AZURE, C# Location: 100% Remote, UK Inside IR35 We are seeking an experienced Lead Software Engineer/Principal Developer with expertise in Terraform , Azure , and C# to join our team. This role is remote, based More ❯

Principal C# Software Engineer, Hands-on with excellent people skills including leading, mentoring, training, coaching, etc. , Mainly back end C#, .net, SQL - but good front end skills required too. Home Based c £ 80000 - 95000 + benefits My client is a software product company that build an innovative … SaaS product for utilities market. As they continue to grow they are looking for a hands-on Principal Software Engineer with a combination of strong C#/.net technical skills and excellent people management skills that will include coaching, mentoring, conflict resolution, etc, etc. Utilising agile methodologies you … will lead a team from a technical stadpoint and deliver high quality software fortnightly, focusing on scaleability, robustness and continuous improvement. Collaborating with Product Owners, Project Managers and fellow Lead Software Engineers, you will further develop the product. Key responsibilities for this role include - Hands on coding using More ❯

Principal C# Software Engineer, Hands-on with excellent people skills including leading, mentoring, training, coaching, etc. , Mainly back end C#, .net, SQL - but good front end skills required too. Home Based c £ 80000 - 95000 + benefits My client is a software product company that build an innovative … SaaS product for the utilities market. As they continue to grow they are looking for a hands-on Principal Software Engineer with a combination of strong C#/.net technical skills and excellent people management skills that will include coaching, mentoring, conflict resolution, etc, etc. Utilising agile methodologies … you will lead a team from a technical standpoint and deliver high quality software fortnightly, focusing on scaleability, robustness and continuous improvement. Collaborating with Product Owners, Project Managers and fellow Lead Software Engineers, you will further develop the product. Key responsibilities for this role include - Hands on coding More ❯

Overview Hybrid based with 50% at our Stansted office/50% remote. As a Principal Software Developer, you will lead the technical direction and execution of software projects, ensuring alignment with the organization's strategic goals. You will drive innovation, mentor junior developers, and ensure the … successful delivery of scalable and maintainable systems. Responsibilities You will oversee the development of our in-house software, Evolve, hosted in a cloud environment. Collaborating closely with internal and partner development teams, your focus will be on improving Solus by developing within the Microsoft stack in an Agile environment More ❯

As a Principal Software Developer , you will lead the technical direction and execution of software projects, ensuring alignment with the organization's strategic goals. You will drive innovation, mentor junior developers, and ensure the successful delivery of scalable and maintainable systems. Responsibilities Oversee the development of … our in-house software, Evolve , hosted in a cloud environment. Collaborate closely with internal and partner development teams. Focus on improving the efficiency and capabilities of Solus by developing with the Microsoft stack in an Agile and Scrum framework. Qualifications Desirable qualifications and experience include: Strong understanding of Agile More ❯

The Software Architect will be part of the core product development team, working on our next generation marketing & messaging based platform, Agility Harmony. This person will work with a team of architects to define product and feature functionality for Harmony, which is used by our digital marketing clients. The … Software Architect must demonstrate excellent communication skills as they will be expected to effectively communicate with internal and external customers. PRINCIPAL DUTIES AND RESPONSIBILITIES • Participate in full life-cycle development from requirements through implementation. • Translate the business needs to the technical team and assigns programming and development tasks … to the technical staff. • Develop and provide mentoring to less experienced technical staff (other architects, technical leads and developers). • Design coding and software best practices, develop reference and proof of concept implementations. • Design and development of reusable components and services. • Create unit and component integration test strategies with More ❯

life, but being part of a team which has already done extraordinary things and looks to do a few more. If you're a developer, front-end or full-stack, and want to join one hell of a journey. Click the apply button and let's talk. More ❯

Job Title: Senior .NET Developer (12-Month Contract) Location: 100% Remote Inside IR35 We are looking for an experienced and talented Senior .NET Developer to join our dynamic development team on a 12-month contract with the potential for extension. As a Senior .NET Developer, you will … objectives are met. Maintain a strong focus on quality, reusability, clean architectures, security, and resilience across the full application lifecycle. Collaborate with the Lead Developer, Delivery Manager, and Product Owner to design service improvements and new feature additions. Key Essentials: 3+ years of experience in a senior software More ❯

Job Title: Senior .NET Developer (12-Month Contract) Location: 100% Remote Inside IR35 We are looking for an experienced and talented Senior .NET Developer to join our dynamic development team on a 12-month contract with the potential for extension. As a Senior .NET Developer, you will … objectives are met. Maintain a strong focus on quality, reusability, clean architectures, security, and resilience across the full application lifecycle. Collaborate with the Lead Developer, Delivery Manager, and Product Owner to design service improvements and new feature additions. Key Essentials: 3+ years of experience in a senior software More ❯

Job Title: Senior .NET Developer (12-Month Contract) Location: 100% Remote Inside IR35 We are looking for an experienced and talented Senior .NET Developer to join our dynamic development team on a 12-month contract with the potential for extension. As a Senior .NET Developer, you will … objectives are met. Maintain a strong focus on quality, reusability, clean architectures, security, and resilience across the full application lifecycle. Collaborate with the Lead Developer, Delivery Manager, and Product Owner to design service improvements and new feature additions. Key Essentials: 3+ years of experience in a senior software More ❯

Job Title: Senior .NET Developer (12-Month Contract) Location: 100% Remote Inside IR35 We are looking for an experienced and talented Senior .NET Developer to join our dynamic development team on a 12-month contract with the potential for extension. As a Senior .NET Developer, you will … objectives are met. Maintain a strong focus on quality, reusability, clean architectures, security, and resilience across the full application lifecycle. Collaborate with the Lead Developer, Delivery Manager, and Product Owner to design service improvements and new feature additions. Key Essentials: 3+ years of experience in a senior software More ❯

Job Title: Senior .NET Developer (12-Month Contract) Location: 100% Remote Inside IR35 We are looking for an experienced and talented Senior .NET Developer to join our dynamic development team on a 12-month contract with the potential for extension. As a Senior .NET Developer, you will … objectives are met. Maintain a strong focus on quality, reusability, clean architectures, security, and resilience across the full application lifecycle. Collaborate with the Lead Developer, Delivery Manager, and Product Owner to design service improvements and new feature additions. Key Essentials: 3+ years of experience in a senior software More ❯

Job Title: Senior .NET Developer (12-Month Contract) Location: 100% Remote Inside IR35 We are looking for an experienced and talented Senior .NET Developer to join our dynamic development team on a 12-month contract with the potential for extension. As a Senior .NET Developer, you will … objectives are met. Maintain a strong focus on quality, reusability, clean architectures, security, and resilience across the full application lifecycle. Collaborate with the Lead Developer, Delivery Manager, and Product Owner to design service improvements and new feature additions. Key Essentials: 3+ years of experience in a senior software More ❯

Job Title: Senior .NET Developer (12-Month Contract) Location: 100% Remote Inside IR35 We are looking for an experienced and talented Senior .NET Developer to join our dynamic development team on a 12-month contract with the potential for extension. As a Senior .NET Developer, you will … objectives are met. Maintain a strong focus on quality, reusability, clean architectures, security, and resilience across the full application lifecycle. Collaborate with the Lead Developer, Delivery Manager, and Product Owner to design service improvements and new feature additions. Key Essentials: 3+ years of experience in a senior software More ❯

Job Title: Senior .NET Developer (12-Month Contract) Location: 100% Remote Inside IR35 We are looking for an experienced and talented Senior .NET Developer to join our dynamic development team on a 12-month contract with the potential for extension. As a Senior .NET Developer, you will … objectives are met. Maintain a strong focus on quality, reusability, clean architectures, security, and resilience across the full application lifecycle. Collaborate with the Lead Developer, Delivery Manager, and Product Owner to design service improvements and new feature additions. Key Essentials: 3+ years of experience in a senior software More ❯

Job Title: Senior .NET Developer (12-Month Contract) Location: 100% Remote Inside IR35 We are looking for an experienced and talented Senior .NET Developer to join our dynamic development team on a 12-month contract with the potential for extension. As a Senior .NET Developer, you will … objectives are met. Maintain a strong focus on quality, reusability, clean architectures, security, and resilience across the full application lifecycle. Collaborate with the Lead Developer, Delivery Manager, and Product Owner to design service improvements and new feature additions. Key Essentials: 3+ years of experience in a senior software More ❯

Job Title: Senior .NET Developer (12-Month Contract) Location: 100% Remote Inside IR35 We are looking for an experienced and talented Senior .NET Developer to join our dynamic development team on a 12-month contract with the potential for extension. As a Senior .NET Developer, you will … objectives are met. Maintain a strong focus on quality, reusability, clean architectures, security, and resilience across the full application lifecycle. Collaborate with the Lead Developer, Delivery Manager, and Product Owner to design service improvements and new feature additions. Key Essentials: 3+ years of experience in a senior software More ❯