goods sellers to craft their ideal commerce experiences for their unique customer base. We’re still in stealth mode, so get in touch to learn more. 🥷 What Product Design is at Colossal At Colossal, Product Design is not seen as an internal stakeholder executing pre-defined concepts. Design sits at the centre of our … product efforts, and involves constant collaboration, research and creative problem solving. Design is here to uncover insights, challenge assumptions, and help us build a category-defining product. What we’re looking for 5+ years of experience in … product design, with a strong portfolio showcasing polished, user-centric interfaces and product experiences across web and mobile Familiarity with concepts, paradigms and emerging designpatterns in AI-focused products and services Strong systems thinking, with ability to create scalable, reusable designpatterns with attention to detail across both visual and UX More ❯
Software Engineer/Lead Developer - Expert The Role We're looking for an exceptional Software Engineer/Back-End Developer - a true "super dev" - with proven DesignPatterns expertise and a deep understanding of software engineering/development. This is a high-level contract role, suitable for someone operating at a Principal Engineer or Lead Engineer level. … You'll join a small, highly skilled team building a new platform driven by innovative algorithms, clever data structures, and designpatterns-based architecture. Working closely with the Head of Architecture, you'll take abstract concepts and requirements, distil them, and deliver high-quality, elegant solutions. This is a role for someone who thrives on independence, can … Duration: 6 months initially Start: ASAP September 2025 Key Responsibilities Lead the back-end development of a new platform. Apply advanced software engineering/development and designpatterns Translate abstract concepts into working, production-ready solutions. Employ Test-Driven Development (TDD) and SOLID principles. Build robust, scalable algorithms and efficient data structures. Collaborate with other engineers, mentoring More ❯
South Yorkshire, United Kingdom Hybrid / WFH Options
itecopeople
Software Engineer/Lead Developer - Expert The Role We're looking for an exceptional Software Engineer/Back-End Developer - a true "super dev" - with proven DesignPatterns expertise and a deep understanding of software engineering/development. This is a high-level contract role, suitable for someone operating at a Principal Engineer or Lead Engineer level. … You'll join a small, highly skilled team building a new platform driven by innovative algorithms, clever data structures, and designpatterns-based architecture. Working closely with the Head of Architecture, you'll take abstract concepts and requirements, distil them, and deliver high-quality, elegant solutions. This is a role for someone who thrives on independence, can … Duration: 6 months initially Start: ASAP September 2025 Key Responsibilities Lead the back-end development of a new platform. Apply advanced software engineering/development and designpatterns Translate abstract concepts into working, production-ready solutions. Employ Test-Driven Development (TDD) and SOLID principles. Build robust, scalable algorithms and efficient data structures. Collaborate with other engineers, mentoring More ❯
West Midlands, England, United Kingdom Hybrid / WFH Options
TXP
technical advisory services across public and private sectors. We manage the full delivery life cycle, from business requirements to development, QA, release, and support.We're looking for a Design Level AWS Specialist to support our Cloud Services team, to work with TXP and our leading financial services client in the West Midlands to deliver business commitments. Key responsibilities … Cloud Solution Design: Design and implement low-level cloud architecture on Microsoft Azure and Amazon Web Services (AWS) to meet business requirements and non-functional standards Infrastructure as Code & DevOps: Develop and maintain Infrastructure as Code (e.g. Azure Resource Manager templates, AWS CloudFormation/Terraform) and CI/CD pipelines to automate cloud deployments and changes … Collaborate with platform architects and other stakeholders to ensure Azure/AWS solutions align with architectural standards, security policies, and governance best practices Contribute to cloud designpatterns and key design decisions for consistent multi-cloud adoption Operational Support: Provide advanced (3rd/4th line) support for Azure and AWS services in use, troubleshoot complex More ❯
West Midlands, England, United Kingdom Hybrid / WFH Options
TXP
technical advisory services across public and private sectors. We manage the full delivery life cycle, from business requirements to development, QA, release, and support.We're looking for a Design Level AWS Specialist to support our Cloud Services team, to work with TXP and our leading financial services client in the West Midlands to deliver business commitments. Key responsibilities … Cloud Solution Design: Design and implement low-level cloud architecture on Microsoft Azure and Amazon Web Services (AWS) to meet business requirements and non-functional standards Infrastructure as Code & DevOps: Develop and maintain Infrastructure as Code (e.g. Azure Resource Manager templates, AWS CloudFormation/Terraform) and CI/CD pipelines to automate cloud deployments and changes … Collaborate with platform architects and other stakeholders to ensure Azure/AWS solutions align with architectural standards, security policies, and governance best practices Contribute to cloud designpatterns and key design decisions for consistent multi-cloud adoption Operational Support: Provide advanced (3rd/4th line) support for Azure and AWS services in use, troubleshoot complex More ❯
Saint Anne's on the Sea, Lancashire, UK Hybrid / WFH Options
Redrock Consulting
re seeking four experienced Node.js Developers to join a high-performing engineering team working on cutting-edge digital platforms. This is an exciting opportunity to contribute to the design and development of scalable, high-performance backend systems in a modern cloud environment. You'll play a key role in delivering robust, secure, and efficient microservices, collaborating closely with … deployments. Work with MongoDB and other database technologies to build performant and reliable data-driven applications. Contribute to solution design discussions and implement software designpatterns and best practices. Support integration with cloud infrastructure and tools, primarily AWS and Terraform. Technical Skills & Experience Essential: Expert-level proficiency in Node.js and JavaScript/TypeScript development. Strong … understanding of software designpatterns and scalable architecture principles. Proven experience building and maintaining RESTful APIs and microservices. Solid experience with MongoDB and other NoSQL databases. Strong understanding of CI/CD pipelines and GitLab for version control and automation. More ❯
Blackpool, Lancashire, United Kingdom Hybrid / WFH Options
Were seeking four experienced Node.js Developers to join a high-performing engineering team working on cutting-edge digital platforms. This is an exciting opportunity to contribute to the design and development of scalable, high-performance backend systems in a modern cloud environment. Youll play a key role in delivering robust, secure, and efficient microservices, collaborating closely with cross … deployments. Work with MongoDB and other database technologies to build performant and reliable data-driven applications. Contribute to solution design discussions and implement software designpatterns and best practices. Support integration with cloud infrastructure and tools, primarily AWS and Terraform . Technical Skills & Experience Essential: Expert-level proficiency in Node.js and JavaScript/TypeScript development. … Strong understanding of software designpatterns and scalable architecture principles. Proven experience building and maintaining RESTful APIs and microservices . Solid experience with MongoDB and other NoSQL databases. Strong understanding of CI/CD pipelines and GitLab for version control and automation. More ❯
Manchester, Lancashire, United Kingdom Hybrid / WFH Options
re seeking four experienced Node.js Developers to join a high-performing engineering team working on cutting-edge digital platforms. This is an exciting opportunity to contribute to the design and development of scalable, high-performance backend systems in a modern cloud environment. You ll play a key role in delivering robust, secure, and efficient microservices, collaborating closely with … deployments. Work with MongoDB and other database technologies to build performant and reliable data-driven applications. Contribute to solution design discussions and implement software designpatterns and best practices. Support integration with cloud infrastructure and tools, primarily AWS and Terraform . Technical Skills & Experience Essential: Expert-level proficiency in Node.js and JavaScript/TypeScript development. … Strong understanding of software designpatterns and scalable architecture principles. Proven experience building and maintaining RESTful APIs and microservices . Solid experience with MongoDB and other NoSQL databases. Strong understanding of CI/CD pipelines and GitLab for version control and automation. More ❯
Manchester Area, United Kingdom Hybrid / WFH Options
RedRock Consulting
re seeking four experienced Node.js Developers to join a high-performing engineering team working on cutting-edge digital platforms. This is an exciting opportunity to contribute to the design and development of scalable, high-performance backend systems in a modern cloud environment. You’ll play a key role in delivering robust, secure, and efficient microservices, collaborating closely with … deployments. Work with MongoDB and other database technologies to build performant and reliable data-driven applications. Contribute to solution design discussions and implement software designpatterns and best practices. Support integration with cloud infrastructure and tools, primarily AWS and Terraform . Technical Skills & Experience ✅ Essential: Expert-level proficiency in Node.js and JavaScript/TypeScript development. … Strong understanding of software designpatterns and scalable architecture principles. Proven experience building and maintaining RESTful APIs and microservices . Solid experience with MongoDB and other NoSQL databases. Strong understanding of CI/CD pipelines and GitLab for version control and automation. More ❯
Blackpool, England, United Kingdom Hybrid / WFH Options
RedRock Consulting
re seeking four experienced Node.js Developers to join a high-performing engineering team working on cutting-edge digital platforms. This is an exciting opportunity to contribute to the design and development of scalable, high-performance backend systems in a modern cloud environment. You’ll play a key role in delivering robust, secure, and efficient microservices, collaborating closely with … deployments. Work with MongoDB and other database technologies to build performant and reliable data-driven applications. Contribute to solution design discussions and implement software designpatterns and best practices. Support integration with cloud infrastructure and tools, primarily AWS and Terraform . Technical Skills & Experience ✅ Essential: Expert-level proficiency in Node.js and JavaScript/TypeScript development. … Strong understanding of software designpatterns and scalable architecture principles. Proven experience building and maintaining RESTful APIs and microservices . Solid experience with MongoDB and other NoSQL databases. Strong understanding of CI/CD pipelines and GitLab for version control and automation. More ❯
AWS . This is a hands-on leadership role, ideal for someone who thrives in a microservices-driven environment , mentors teams effectively, and brings deep technical expertise across design, architecture, and cloud platforms. Key Responsibilities Lead a development team, ensuring technical excellence and adherence to best practices Architect and build cloud-native applications using .NET 8, AWS, Docker … and Terraform Design and implement secure authentication and authorisation systems (OAuth, OIDC) using tools such as Okta, Auth0, Passport, or IdentityServer Promote and implement CI/CD , TDD , and DevOps methodologies to streamline delivery Collaborate closely with architects, product managers, and stakeholders to shape technical strategy Solve complex engineering challenges to enhance scalability, resilience, and performance Technical Stack … or building authentication and authorisation solutions (OAuth, OIDC) Experience with AWS (DynamoDB, ECS Fargate) Strong ASP.NET and C# development experience Excellent software design skills (designpatterns, application design for scalability and resilience) Good to Have Infrastructure as Code experience (Terraform, Ansible, etc.) Containerisation knowledge (Docker, Kubernetes) Previous software architecture experience Familiarity with observability More ❯
AWS . This is a hands-on leadership role, ideal for someone who thrives in a microservices-driven environment , mentors teams effectively, and brings deep technical expertise across design, architecture, and cloud platforms. Key Responsibilities Lead a development team, ensuring technical excellence and adherence to best practices Architect and build cloud-native applications using .NET 8, AWS, Docker … and Terraform Design and implement secure authentication and authorisation systems (OAuth, OIDC) using tools such as Okta, Auth0, Passport, or IdentityServer Promote and implement CI/CD , TDD , and DevOps methodologies to streamline delivery Collaborate closely with architects, product managers, and stakeholders to shape technical strategy Solve complex engineering challenges to enhance scalability, resilience, and performance Technical Stack … or building authentication and authorisation solutions (OAuth, OIDC) Experience with AWS (DynamoDB, ECS Fargate) Strong ASP.NET and C# development experience Excellent software design skills (designpatterns, application design for scalability and resilience) Good to Have Infrastructure as Code experience (Terraform, Ansible, etc.) Containerisation knowledge (Docker, Kubernetes) Previous software architecture experience Familiarity with observability More ❯
and AWS. This is a hands-on leadership role, ideal for someone who thrives in a microservices-driven environment, mentors teams effectively, and brings deep technical expertise across design, architecture, and cloud platforms. Key Responsibilities Lead a development team, ensuring technical excellence and adherence to best practices Architect and build cloud-native applications using .NET 8, AWS, Docker … and Terraform Design and implement secure authentication and authorisation systems (OAuth, OIDC) using tools such as Okta, Auth0, Passport, or IdentityServer Promote and implement CI/CD, TDD, and DevOps methodologies to streamline delivery Collaborate closely with architects, product managers, and stakeholders to shape technical strategy Solve complex engineering challenges to enhance scalability, resilience, and performance Technical Stack … or building authentication and authorisation solutions (OAuth, OIDC) Experience with AWS (DynamoDB, ECS Fargate) Strong ASP.NET and C# development experience Excellent software design skills (designpatterns, application design for scalability and resilience) Good to Have Infrastructure as Code experience (Terraform, Ansible, etc.) Containerisation knowledge (Docker, Kubernetes) Previous software architecture experience Familiarity with observability More ❯
Birmingham, West Midlands, United Kingdom Hybrid / WFH Options
Fdo Consulting Limited
required (ideally AWS but Azure fine). Home Based c £ 70000 - 80000 + benefits. This role requires a strong understanding and commercial experience of engineering architecture, designpatterns and principles. My client is a software product company that build an innovative SaaS product. As they continue to grow they are looking for a hands-on Lead Software … tactical delivery Drive Agile across the team Mentoring, coaching, training, conflict resolution, etc Experience Required - Excellent hands on knowledge of C#/.net Strong engineering architecture, designpatterns and principles. Proven ability of designing and developing microservices and distributed systems. Commercial experience of Cloud technologies (AWS or Azure) Team development skills - mentoring, coaching, getting the best from More ❯
you ll play a key part in ensuring the reliability, security, and scalability of complex systems while collaborating with talented teams across development, QA, and operations. Key Responsibilities Design and develop scalable, high-performance solutions on AWS with a focus on robust architecture and efficient code. Continuously monitor and optimise AWS resources for performance, security, and cost efficiency. … standards across all AWS environments. Troubleshoot and resolve complex technical issues as part of incident response efforts. Maintain detailed documentation of architectures, configurations, and processes. Apply designpatterns to ensure code reusability and maintainability. Develop and execute unit tests, following test-driven development (TDD) principles. Translate business requirements into technical deliverables to meet project goals. Key Skills … other languages such as Go is also welcome. Excellent problem-solving and troubleshooting skills. Strong communication and collaboration abilities, working effectively in Agile teams. Knowledge of designpatterns, coding standards, and best practices. Experience with unit testing frameworks and TDD methodologies. AWS Certification (or equivalent) is highly desirable. What s on Offer Fully remote working from anywhere More ❯
Glasgow, Lanarkshire, Scotland, United Kingdom Hybrid / WFH Options
Bristow Holland
you’ll play a key part in ensuring the reliability, security, and scalability of complex systems while collaborating with talented teams across development, QA, and operations. Key Responsibilities Design and develop scalable, high-performance solutions on AWS with a focus on robust architecture and efficient code. Continuously monitor and optimise AWS resources for performance, security, and cost efficiency. … standards across all AWS environments. Troubleshoot and resolve complex technical issues as part of incident response efforts. Maintain detailed documentation of architectures, configurations, and processes. Apply designpatterns to ensure code reusability and maintainability. Develop and execute unit tests, following test-driven development (TDD) principles. Translate business requirements into technical deliverables to meet project goals. Key Skills … other languages such as Go is also welcome. Excellent problem-solving and troubleshooting skills. Strong communication and collaboration abilities, working effectively in Agile teams. Knowledge of designpatterns, coding standards, and best practices. Experience with unit testing frameworks and TDD methodologies. AWS Certification (or equivalent) is highly desirable. What’s on Offer Fully remote working from anywhere More ❯
Manchester, Lancashire, England, United Kingdom Hybrid / WFH Options
Bristow Holland
you’ll play a key part in ensuring the reliability, security, and scalability of complex systems while collaborating with talented teams across development, QA, and operations. Key Responsibilities Design and develop scalable, high-performance solutions on AWS with a focus on robust architecture and efficient code. Continuously monitor and optimise AWS resources for performance, security, and cost efficiency. … standards across all AWS environments. Troubleshoot and resolve complex technical issues as part of incident response efforts. Maintain detailed documentation of architectures, configurations, and processes. Apply designpatterns to ensure code reusability and maintainability. Develop and execute unit tests, following test-driven development (TDD) principles. Translate business requirements into technical deliverables to meet project goals. Key Skills … other languages such as Go is also welcome. Excellent problem-solving and troubleshooting skills. Strong communication and collaboration abilities, working effectively in Agile teams. Knowledge of designpatterns, coding standards, and best practices. Experience with unit testing frameworks and TDD methodologies. AWS Certification (or equivalent) is highly desirable. What’s on Offer Fully remote working from anywhere More ❯
Broad Street, Greater London, United Kingdom Hybrid / WFH Options
Bristow Holland Ltd
you’ll play a key part in ensuring the reliability, security, and scalability of complex systems while collaborating with talented teams across development, QA, and operations. Key Responsibilities Design and develop scalable, high-performance solutions on AWS with a focus on robust architecture and efficient code. Continuously monitor and optimise AWS resources for performance, security, and cost efficiency. … standards across all AWS environments. Troubleshoot and resolve complex technical issues as part of incident response efforts. Maintain detailed documentation of architectures, configurations, and processes. Apply designpatterns to ensure code reusability and maintainability. Develop and execute unit tests, following test-driven development (TDD) principles. Translate business requirements into technical deliverables to meet project goals. Key Skills … other languages such as Go is also welcome. Excellent problem-solving and troubleshooting skills. Strong communication and collaboration abilities, working effectively in Agile teams. Knowledge of designpatterns, coding standards, and best practices. Experience with unit testing frameworks and TDD methodologies. AWS Certification (or equivalent) is highly desirable. What’s on Offer Fully remote working from anywhere More ❯
Employment Type: Permanent
Salary: £70000 - £80000/annum - Offering 100% Work from home
London, South East, England, United Kingdom Hybrid / WFH Options
Bristow Holland
you’ll play a key part in ensuring the reliability, security, and scalability of complex systems while collaborating with talented teams across development, QA, and operations. Key Responsibilities Design and develop scalable, high-performance solutions on AWS with a focus on robust architecture and efficient code. Continuously monitor and optimise AWS resources for performance, security, and cost efficiency. … standards across all AWS environments. Troubleshoot and resolve complex technical issues as part of incident response efforts. Maintain detailed documentation of architectures, configurations, and processes. Apply designpatterns to ensure code reusability and maintainability. Develop and execute unit tests, following test-driven development (TDD) principles. Translate business requirements into technical deliverables to meet project goals. Key Skills … other languages such as Go is also welcome. Excellent problem-solving and troubleshooting skills. Strong communication and collaboration abilities, working effectively in Agile teams. Knowledge of designpatterns, coding standards, and best practices. Experience with unit testing frameworks and TDD methodologies. AWS Certification (or equivalent) is highly desirable. What’s on Offer Fully remote working from anywhere More ❯
Cheltenham, Gloucestershire, South West, United Kingdom Hybrid / WFH Options
Fdo Consulting Limited
required (ideally AWS but Azure fine). Home Based c £ 70000 - 80000 + benefits. This role requires a strong understanding and commercial experience of engineering architecture, designpatterns and principles. My client is a software product company that build an innovative SaaS product. As they continue to grow they are looking for a hands-on Lead Software … tactical delivery Drive Agile across the team Mentoring, coaching, training, conflict resolution, etc Experience Required - Excellent hands on knowledge of C#/.net Strong engineering architecture, designpatterns and principles. Proven ability of designing and developing microservices and distributed systems. Commercial experience of Cloud technologies (AWS or Azure) Team development skills - mentoring, coaching, getting the best from More ❯
We’re partnering with a leading FinTech company based in London to find an exceptional contractor who thrives in backend development. As a Senior .NET Engineer, you’ll design, develop, and optimise backend solutions for complex financial applications. You'll work in a collaborative environment, ensuring the delivery of scalable and secure solutions for critical FinTech projects. This … maintain backend applications using C#, .NET, and Azure. Leverage Microsoft SQL Server services (database, integration services, reporting services) and write complex T-SQL stored procedures. Implement designpatterns such as Factory, Adapter, and Chain of Responsibility to ensure clean and maintainable code. Utilise Object Relational Mappers (ORMs) like Entity Framework for efficient database interaction. Work with Test … cloud technologies. Hands-on experience with Microsoft SQL Server services (database, integration services, reporting services). Advanced knowledge of T-SQL, including stored procedures. Familiarity with designpatterns (e.g., Factory, Adapter, Chain of Responsibility). Experience with Object Relational Mappers (ORMs) like Entity Framework. Understanding of Test Driven Development (TDD) practices. Nice-to-Have Skills: Experience with More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Oliver Bernard
We’re partnering with a leading FinTech company based in London to find an exceptional contractor who thrives in backend development. As a Senior .NET Engineer, you’ll design, develop, and optimise backend solutions for complex financial applications. You'll work in a collaborative environment, ensuring the delivery of scalable and secure solutions for critical FinTech projects. This … maintain backend applications using C#, .NET, and Azure. Leverage Microsoft SQL Server services (database, integration services, reporting services) and write complex T-SQL stored procedures. Implement designpatterns such as Factory, Adapter, and Chain of Responsibility to ensure clean and maintainable code. Utilise Object Relational Mappers (ORMs) like Entity Framework for efficient database interaction. Work with Test … cloud technologies. Hands-on experience with Microsoft SQL Server services (database, integration services, reporting services). Advanced knowledge of T-SQL, including stored procedures. Familiarity with designpatterns (e.g., Factory, Adapter, Chain of Responsibility). Experience with Object Relational Mappers (ORMs) like Entity Framework. Understanding of Test Driven Development (TDD) practices. Nice-to-Have Skills: Experience with More ❯
Newcastle Upon Tyne, United Kingdom Hybrid / WFH Options
NHS Business Services Authority
and complexity increase. You resolve technical disputes between wider peers and indirect stakeholders, considering all views and opinions. 9. Strategy - you apply strategy by creating, using and proactively challenging patterns, standards, policies, roadmaps that align with vision statements. You turn business outcomes into technical design. You provide guidance to the technical community, planning out the future technical landscape via … characterised by medium levels of risk, impact, and business or technical complexity. You work across multiple services, justifying technical decisions that affect the whole landscape and turning these into patterns and standards. You look for opportunities to implement new technology or approaches that benefit the wider business. 11. Understanding the whole context - you understand trends and practices outside your … team and how these will impact your work. You can drive improvements. You can see how your work fits into the broader strategy and historical context. You consider the patterns and interactions on a larger scale. 12. Value for money you will contribute to the drawing up of financial initiatives across the organisation by proposing technical choices that are More ❯
South West London, London, United Kingdom Hybrid / WFH Options
Anson Mccade
businesses supporting enhancements to user experiences across applications, web platforms, and emerging technologies, with plenty of opportunities to learn and grow! Responsibilities of the UI/UX Designer: Design user interfaces and experiences for new digital products and services. Conduct user research, gather feedback, and participate in usability testing. Maintain design systems and style guides to … ensure consistency across digital products. Develop prototypes and proof-of-concept solutions. Advocate for accessibility and inclusive design principles. Stay updated on UI/UX design trends and best practices. Work with cross-functional MCD teams creating next level experiences Necessary skills of the UI/UX Designer: 1-3 years of experience in user-centric … experience in researching and designing digital applications. Proficiency with design and prototyping tools such as Figma, Adobe XD, or Sketch. Understanding of user interface designpatterns and interaction design principles. Experience working in Agile or fast-paced team environments. Knowledge of responsive design techniques for various screen sizes and devices. Basic More ❯
Swavesey, Cambridgeshire, United Kingdom Hybrid / WFH Options
Gardasoft Vision Ltd
SENIOR EMBEDDED SOFTWARE ENGINEER Overview: Gardasoft is the global leader in the design, manufacture, and application of high-performance LED control technology. Gardasoft has an enviable reputation within the machine vision industry that it sells to through its Distributor network for its innovative products and solutions. Based in Cambridge are the R&D facilities, production, and all support … functions. We are currently recruiting a passionate and energetic Senior Embedded Software Engineer, working at Swavesey/Cambridge Location. Key Responsibilities Design, develop, optimise, and test firmware and software that executes directly on processor or embedded OS. Develop and execute unit tests, integration tests, and validation frameworks. Debug and test complex issues in firmware using oscilloscopes, logic analysers … products. Extensive knowledge and ability in software coding techniques, development tools, and full life cycle development. Experience contributing to the architecture and design (architecture, designpatterns, reliability, and scaling) of new and current systems. Proficient in Source Control management and use (e.g. Git). Competent with hardware debugging tools: oscilloscopes, logic analysers, protocol analysers, etc. More ❯