1 to 25 of 74 Software Architecture Jobs in the South East

This is a fantastic role for a Software Architect or someone with strong software design skills looking to take the next jump in their career to becoming a Software Architect! Salary : up to circa £80,000 depending on experience Dynamic (hybrid) working : typically 3 to 4 days per week on-site, due to workload classification Security Clearance … are available for paternity leave, neonatal leave and fertility testing and treatments Facilities : Fantastic site facilities including subsidised meals, free car parking and much more... The opportunity: As a Software Architect, you will be the author of the full software architecture working with the software delivery teams to define and monitor the Structural and Temporal Architecture including the Internal/External interfaces of the product to meet requirements. Identify, document and be responsible for the design drivers for the software solution e.g. real-time performance, safety, security, user experience, simplicity, reusability, flexibility. Produce derived and emergent requirements capturing the assumptions and rationale. Define the architecture to a point where the implementation decisions do More ❯

Software Architect £80000 GBP Hybrid WORKING Location: Bristol, South West - United Kingdom Type: Permanent Software Architect - Bristol (Hybrid role - typically 3-4 days on-site per week) Salary: Up to £80,000 DOE Security Clearance: British Citizenship The Opportunity: This is a fantastic opportunity for an experienced Software Architect , or a highly capable Senior Software Engineer … ready to take the next step. You will be responsible for defining and leading the software architecture for complex, safety-critical systems at the forefront of defence technology. Working in a collaborative, multi-disciplinary environment, you will help shape robust, secure and scalable software solutions that underpin next-generation weapon system designs. Key Responsibilities: • Define, document and … own the full software architecture for major projects, from concept through to implementation. • Establish the structural and temporal architecture, ensuring consistency and integrity across components. • Identify and manage design drivers such as real-time performance, safety, security, flexibility and reusability. • Produce derived and emergent requirements with clear rationale and traceability. • Collaborate closely with systems, hardware and software More ❯

rays which are used for academic and industry research and development across a range of scientific disciplines including structural biology, physics, chemistry, materials science, engineering, earth and environmental sciences. Software helps to enable the world-leading science performed at Diamond. Our software systems facilitate operations at all levels, including the low-level control of synchrotron and beamline hardware … the planning, execution and monitor of experiments, data archiving and retrieval, data processing and visualisation, the application for beamtime, and capture of remote experiment plans and samples. Our software engineers work alongside our scientists to develop innovative and robust solutions to keep Diamond at the forefront of scientific research. About the Role We now have an opportunity to recruit … two Software Engineers in the Data Acquisition Core Team, working at the heart of the redevelopment of the Scientific Software Stack used to run experiments on all Diamonds beamlines and instruments. Working collaboratively with other software and support teams as well as beamline scientists, this role is fundamental to the development of the updated Software Platform More ❯

workplace culture, to solve problems better and faster. Key Responsibilities Participates in planning, definition and high- level design of the solution and explore solution alternatives Defines a top-level software structure and internal and external interfaces for the software that are compatible with the architecture of systems that interface to the software Works with portfolio stakeholders … to develop, analyze, split and realize the implementation of features and capabilities Leads team of software architects across the software engineering organization; Imparts knowledge, expertise and technical experience to less-experienced members of the software engineering organization Champions the automation of the software development life cycle for purposes of defect injection reduction and streamlining overall software … brightest when we tap into the many dimensions that thrive across over 21,000 difference-makers in our workplace. Work Experience Qualification Musts: Advanced experience working with large, complex software systems Experience in a previous software engineering leadership role Excellent written/oral communication skills; Ability to communicate with different audience levels ranging from new engineers to senior More ❯

Azure Data Platform, etc. (Preferred but not mandatory) Experience in Designing Solutions, Requirements Gathering, Team Leadership, Training & Development, Technical Document Preparation, and Object Oriented Analysis. Experience in engineering and software architecture design. Certification in any enterprise architecture framework like TOGAF is good to have, or at least you should be able to understand all aspects of enterprise … architecture, including business architecture, data architecture, application architecture, and infrastructure architecture. Some knowledge and experience in IT infrastructure and cloud development. Data analytics and data modeling skills and extensive experience in one of the programming languages from Java, Python, .NET, JavaScript, SQL Personal Attribute An agile way of working. Excellent communication skills. Project and resource management More ❯

and long-term relationships based on experience and excellence Due to contracts being renewed in 2026 we are looking to grow our UTM team across several engineering specialisms including: Software Architecture Software engineering Software development We are looking for engineers who can demonstrate the following capabilities: Candidates should possess a strong understanding of the European U More ❯

Lead Software Engineer Location: Bedford Salary: £70,000 – £90,000 per year Job Type: Full-time, Permanent | Office-based Lead the Innovation: Drive Software Excellence in a Growing Technology Business. We're seeking an experienced and hands-on Lead Software Engineer to head up a talented in-house software team within a rapidly growing technology manufacturer. … This is a pivotal role that blends technical leadership with hands-on development, ideal for someone who wants to shape architecture, ensure delivery quality, and stay deeply involved at the code level. You'll work alongside the Director of Engineering to define software strategy, oversee project execution, and ensure the reliability and scalability of the company's cloud … mobile, and digital platforms. Key Responsibilities Technical Leadership & Architecture Drive architectural decisions across all software systems (cloud, mobile, and API layers). Review code and provide final technical sign-off for new features and fixes. Oversee cloud infrastructure (AWS and GCP) to ensure performance and reliability. Contribute directly to key development projects as a senior individual contributor. Delivery More ❯

Head of Software Development Location: Bedford Salary: £70,000 – £90,000 per year Job Type: Full- time, Permanent | Office-based Lead the Innovation: Driving Software Excellence in a Growing Technology Business We're looking for an experienced and hands-on Head of Software Development to lead a talented in-house software team within a fast-growing … technology manufacturer. This pivotal role combines strategic leadership with technical depth, ideal for someone who wants to shape architecture, ensure delivery quality, and remain involved at the code level. You'll collaborate closely with the Director of Engineering to define software strategy, oversee project execution, and ensure the reliability and scalability of the company's cloud, mobile, and … digital platforms . Key Responsibilities Technical Leadership & Architecture Drive architectural decisions across all software systems (cloud, mobile, and API layers). Review code and provide final technical sign-off for new features and fixes. Oversee cloud infrastructure (AWS and GCP) to ensure performance and reliability. Contribute directly to key development projects as a senior individual contributor. Delivery, Quality More ❯

Software Architect Portsmouth or Chelmsford £70,000 - £75,000 + 10% bonus We are delighted to be partnered with a defence & security organisation who are looking for a Software Architect to join their growing team in Portsmouth or Chelmsford. You will join a high performing engineering team working on complex technical programmes within Radar Technology. We are looking … for someone with proven technical leadership including mentoring more junior team members. You will have a strong understanding of Software Architecture and how it works in conjunction with hardware. Candidates will therefore ideally have real-time embedded software experience in C, C++ or Ada, as well as a strong understanding of software architecture. Ideally candidates will … also have experience of UML or MATLAB as modelling tools. What You’ll Be Doing Provide Software Expertise: Offer specialist technical guidance across multiple projects using varied languages, architectures, and lifecycle models. Develop and Review Architectures: Design and assess software and data processing architectures that meet system needs and enable future reuse. Enhance Design Processes: Improve tools and More ❯

Software Architect Portsmouth or Chelmsford £70,000 - £75,000 + 10% bonus We are delighted to be partnered with a defence & security organisation who are looking for a Software Architect to join their growing team in Portsmouth or Chelmsford. You will join a high performing engineering team working on complex technical programmes within Radar Technology. We are looking … for someone with proven technical leadership including mentoring more junior team members. You will have a strong understanding of Software Architecture and how it works in conjunction with hardware. Candidates will therefore ideally have real-time embedded software experience in C, C++ or Ada, as well as a strong understanding of software architecture. Ideally candidates will … also have experience of UML or MATLAB as modelling tools. What You’ll Be Doing Provide Software Expertise: Offer specialist technical guidance across multiple projects using varied languages, architectures, and lifecycle models. Develop and Review Architectures: Design and assess software and data processing architectures that meet system needs and enable future reuse. Enhance Design Processes: Improve tools and More ❯

Real Time Datalink Software is tasked with supplying Datalink software into a wide range of Missiles and platforms that require a method of communicating over the air between them! Salary : Circa £65,000 depending on experience Dynamic (hybrid) working : 4 days per week on-site, due to workload classification Security Clearance : British Citizen or a Dual UK national … plenty of scope to help define what the Datalink does, its protocols and technical design. This is a technical hands-on role and will involve all aspects of the software life cycle: Requirements capture Embedded Software Architecture & Design Implementation in ADA Verification (Reviews & Testing) As well as working with other Software Engineers in the team you … will also be encouraged to work closely with Firmware Engineers, Systems Engineers, Hardware Engineers, Test Engineers and respective leads. This is a great opportunity for an experienced embedded ADA Software Engineer to join our team to develop current and future datalink systems and their associated protocols. Working as a software engineer as part of a multi-disciplinary team More ❯

Lead Software Engineer | Reading | £70-90k Do you have experience with embedded systems & AI? A fast-growing company in Reading is looking for someone like you to lead their Software Development team. You'll be able to lead the direction of the software architecture while working on real-life environmental solutions making the world a … greener, and safer place. Responsibilities as a Lead Software Engineer: + Full ownership of the software used on the companys modules & lead development & maintenance of applications for the main system + Mentorship of junior engineers, taking the lead in the companys culture + Developing embedded systems and AI models Required skills for Lead Software Engineer: + Have … held a leading software engineer role for a number of years + Proficiency with scripting languages like Python + Proficiency in C++ and Computer Vision + Experience developing control mechanisms for automation + Experience with embedded software development (microcontrollers etc.) Desirable skills: + Experience designing low power automated systems + AWS knowledge + Experience working with motors & materials More ❯

About the job Senior Software Engineer Robotics Location: Hertfordshire Salary: £50,000 - £60,000 Are you a Software Engineerwith a passion for C#/.NET and Robotics? Join a fast-growing technology start-up that builds advanced robotics systems for real-world applications. Key Responsibilities: +Lead the way and be a strong advocate of best practice software design patterns, software architecture and agile methodology. +Take a lead in our effort to re-architect and harden our code to prepare for 10x-100x scale +Mentor junior software engineers +Help the team to find the right balance between strong principles and pragmatism; and help the team to inform buy vs build decisions +Be the standard … bearer for code quality (including software test coverage and maintainability of code) Key Requirements: +10+ years experience in software engineering. +10+ years experience with C# and .NET. + Previous experience with Linux, Python and Azure DevOps +Previous experience in both start-ups/scale-ups and larger organisations +Strong communication skills +Previous experience in robotics or other hardware More ❯

We're looking for an experienced Embedded Software Engineer to join a high-performing product design team developing complex embedded control and sensing systems. This role offers the opportunity to take ownership of full project lifecycles from requirements capture and concept development to implementation, verification and on-site integration. You'll work closely with electronics, systems and test engineers … to deliver innovative, reliable software solutions for high-integrity applications. Working on site Monday - Friday in Andover offering a salary of 50,000 - 55,000 (depending on experience). The role as an Embedded Software Engineer: Lead and contribute to the design, implementation and maintenance of embedded software for real-time control and sensing applications. Develop and … based tools (C#, Visual Studio) to interface with embedded systems. Perform hands-on debugging, hardware bring-up and component-level testing. Collaborate within a multi-disciplinary team to define software architecture and integration strategies. Drive continuous improvement in software development practices, documentation and testing. Qualifications & Experience needed for this Embedded Software Engineer role: Degree in Software More ❯

We're looking for an experienced Embedded Software Engineer to join a high-performing product design team developing complex embedded control and sensing systems. This role offers the opportunity to take ownership of full project lifecycles from requirements capture and concept development to implementation, verification and on-site integration. You'll work closely with electronics, systems and test engineers … to deliver innovative, reliable software solutions for high-integrity applications. Working on site Monday - Friday in Andover offering a salary of £50,000 - £55,000 (depending on experience). The role as an Embedded Software Engineer: Lead and contribute to the design, implementation and maintenance of embedded software for real-time control and sensing applications. Develop and … based tools (C#, Visual Studio) to interface with embedded systems. Perform hands-on debugging, hardware bring-up and component-level testing. Collaborate within a multi-disciplinary team to define software architecture and integration strategies. Drive continuous improvement in software development practices, documentation and testing. Qualifications & Experience needed for this Embedded Software Engineer role: Degree in Software More ❯

Software Engineer (Java Microservices) – Package up to £130k + Excellent Benefits An exciting opportunity has arisen for a Senior Software Engineer (Java Microservices) to join one of the UK’s leading financial institutions, driving innovative digital solutions that power millions of customer interactions every day. You’ll be joining a talented, forward-thinking team delivering scalable, secure and … high-performance services within a major transformation programme. This is a fantastic opportunity for a technically minded individual with strong server-side experience to design, build, and deploy resilient software solutions that make a real impact. Responsibilities Design, develop, test, and deliver high-quality, maintainable code across the entire software development lifecycle. Collaborate within a specialist engineering team … with architects and senior engineers to build robust, scalable microservices. Apply Agile methodologies to drive continuous improvement, innovation, and rapid delivery of business value. Contribute to the evolution of software architecture and design, using experimentation and prototyping to shape modern solutions. Champion automation across build, testing, and deployment processes to enhance quality, reliability, and development efficiency. S kills More ❯

Software Engineer (Java Microservices) – Package up to £130k + Excellent Benefits An exciting opportunity has arisen for a Senior Software Engineer (Java Microservices) to join one of the UK’s leading financial institutions, driving innovative digital solutions that power millions of customer interactions every day. You’ll be joining a talented, forward-thinking team delivering scalable, secure and … high-performance services within a major transformation programme. This is a fantastic opportunity for a technically minded individual with strong server-side experience to design, build, and deploy resilient software solutions that make a real impact. Responsibilities Design, develop, test, and deliver high-quality, maintainable code across the entire software development lifecycle. Collaborate within a specialist engineering team … with architects and senior engineers to build robust, scalable microservices. Apply Agile methodologies to drive continuous improvement, innovation, and rapid delivery of business value. Contribute to the evolution of software architecture and design, using experimentation and prototyping to shape modern solutions. Champion automation across build, testing, and deployment processes to enhance quality, reliability, and development efficiency. S kills More ❯

Software Engineer (Java Microservices) – Package up to £130k + Excellent Benefits An exciting opportunity has arisen for a Senior Software Engineer (Java Microservices) to join one of the UK’s leading financial institutions, driving innovative digital solutions that power millions of customer interactions every day. You’ll be joining a talented, forward-thinking team delivering scalable, secure and … high-performance services within a major transformation programme. This is a fantastic opportunity for a technically minded individual with strong server-side experience to design, build, and deploy resilient software solutions that make a real impact. Responsibilities Design, develop, test, and deliver high-quality, maintainable code across the entire software development lifecycle. Collaborate within a specialist engineering team … with architects and senior engineers to build robust, scalable microservices. Apply Agile methodologies to drive continuous improvement, innovation, and rapid delivery of business value. Contribute to the evolution of software architecture and design, using experimentation and prototyping to shape modern solutions. Champion automation across build, testing, and deployment processes to enhance quality, reliability, and development efficiency. S kills More ❯

Software Engineer – Next-Generation Derivatives Risk Platform 📍 Location: London (Hybrid – 1 day/week in office, flexibility for the right candidate) 💰 Day Rate: £850 per day 🧾 IR35: Outside 🗓️ Interview Process: Starts 12th November 2025 🚀 Start Date: 5th January 2026 CV's are not being reviewed until WC 3rd November We’re partnering with a global investment bank to hire … an exceptional Software Engineer to join a flagship team delivering a next-generation, high-performance derivatives risk platform . This is a mission-critical front-office role working on real-time distributed systems with exceptional technical standards. You’ll be part of a high-calibre team solving complex engineering challenges and shaping the future of risk technology across capital … DevOps, CI/CD Emerging tech: WebAssembly, AI integration, and AI frameworks Systems: Cross-platform, distributed, scalable real-time environments This is a genuine technologist’s role — building critical software that combines engineering precision, scalability, and innovation. What We’re Looking For Very strong expertise in one of C#, Python or Java , ideally with working knowledge of another. Rust More ❯

Software Engineer – Next-Generation Derivatives Risk Platform 📍 Location: London (Hybrid – 1 day/week in office, flexibility for the right candidate) 💰 Day Rate: £850 per day 🧾 IR35: Outside 🗓️ Interview Process: Starts 12th November 2025 🚀 Start Date: 5th January 2026 CV's are not being reviewed until WC 3rd November We’re partnering with a global investment bank to hire … an exceptional Software Engineer to join a flagship team delivering a next-generation, high-performance derivatives risk platform . This is a mission-critical front-office role working on real-time distributed systems with exceptional technical standards. You’ll be part of a high-calibre team solving complex engineering challenges and shaping the future of risk technology across capital … DevOps, CI/CD Emerging tech: WebAssembly, AI integration, and AI frameworks Systems: Cross-platform, distributed, scalable real-time environments This is a genuine technologist’s role — building critical software that combines engineering precision, scalability, and innovation. What We’re Looking For Very strong expertise in one of C#, Python or Java , ideally with working knowledge of another. Rust More ❯

Software Engineer – Next-Generation Derivatives Risk Platform 📍 Location: London (Hybrid – 1 day/week in office, flexibility for the right candidate) 💰 Day Rate: £850 per day 🧾 IR35: Outside 🗓️ Interview Process: Starts 12th November 2025 🚀 Start Date: 5th January 2026 CV's are not being reviewed until WC 3rd November We’re partnering with a global investment bank to hire … an exceptional Software Engineer to join a flagship team delivering a next-generation, high-performance derivatives risk platform . This is a mission-critical front-office role working on real-time distributed systems with exceptional technical standards. You’ll be part of a high-calibre team solving complex engineering challenges and shaping the future of risk technology across capital … DevOps, CI/CD Emerging tech: WebAssembly, AI integration, and AI frameworks Systems: Cross-platform, distributed, scalable real-time environments This is a genuine technologist’s role — building critical software that combines engineering precision, scalability, and innovation. What We’re Looking For Very strong expertise in one of C#, Python or Java , ideally with working knowledge of another. Rust More ❯

Software Engineer - Hybrid, Crawley - Top Radiotherapy!* Location: Crawley, United Kingdom - Hybrid Start date: ASAP Type of position: Permanent Job Description This organization is driving meaningful change in radiation therapy by pioneering upright patient positioning, integrated imaging, and innovative treatment delivery. Its mission is to redefine how cancer is treated—making it more accessible, precise, and patient-centered. By reimagining … and the human experience. Working in radiotherapy means contributing to a cause that truly matters. Employees are part of a multidisciplinary team developing cutting-edge products that span engineering, software, clinical research, and patient care. Job details: Position Title: Software Engineer Level: I-II Reports to: Software Engineering Manager Position Summary: We are seeking a medical device … software engineer who designs, develops, tests, and maintains software for medical devices, ensuring it meets technical requirements and strict regulatory standards, such as those set by the FDA and IEC 62304, to ensure patient safety and device reliability. Key responsibilities include writing code in languages such as C++ or Python, creating software architecture, executing rigorous testing More ❯

Software Engineer - Hybrid, Crawley - Top Radiotherapy!* Location: Crawley, United Kingdom - Hybrid Start date: ASAP Type of position: Permanent Job Description This organization is driving meaningful change in radiation therapy by pioneering upright patient positioning, integrated imaging, and innovative treatment delivery. Its mission is to redefine how cancer is treated—making it more accessible, precise, and patient-centered. By reimagining … and the human experience. Working in radiotherapy means contributing to a cause that truly matters. Employees are part of a multidisciplinary team developing cutting-edge products that span engineering, software, clinical research, and patient care. Job details: Position Title: Software Engineer Level: I-II Reports to: Software Engineering Manager Position Summary: We are seeking a medical device … software engineer who designs, develops, tests, and maintains software for medical devices, ensuring it meets technical requirements and strict regulatory standards, such as those set by the FDA and IEC 62304, to ensure patient safety and device reliability. Key responsibilities include writing code in languages such as C++ or Python, creating software architecture, executing rigorous testing More ❯

and APIs to enhance development productivity and platform capabilities. Provide technical mentorship and leadership to development teams, fostering best practices in coding, testing, and deployment. Participate in code reviews, architecture discussions, and system design decisions. Troubleshoot and resolve complex technical issues across the full stack. Ensure software security, scalability, and performance are maintained at all times. Keep abreast … of emerging technologies and industry trends to inform strategic decisions. Skills and Experience Minimum 8 years of commercial software development experience, with at least 3 years in a senior or technical lead role. Proven expertise in full-stack development using: TypeScript (and JavaScript frameworks such as NextJS, Node, or Tailwind) Python (including frameworks like Django, Flask, or FastAPI) PostgreSQL … and maintenance. AI Development Tools such as Windsurf, Aider or Augment. Demonstrable experience building and scaling SaaS platforms in a production environment. Strong understanding and practical application of Agile software development methodologies. Hands-on experience integrating AI tools, APIs, or platforms into software solutions. Domain experience in Recruitment Technology, HRTech, or closely related fields is a must. Proficient More ❯

seed from tier-1 seed investors and angels who have backed companies like Figma, Revolut, Notion, Hugging Face, Vercel, and Wise. Fruitful aims to address the challenges of understanding software in a world of infinite software where code is not written by humans. Fruitful's Waitlist Announcement and Product Demo: Vision Today the world of software development … broken. We live in a insane world where to control our most ingenious invention - the computer - requires a fancy degree or years of training. It's tough to build software at best, it's exclusionary as an industry at worst. There is a world where software flows like water. Where your imagination is the limit of what you … can create. Where making software feels more art than science. More fun than the misery of JIRA, Agile and dysfunctional teams that need a Scrum Master. When we reach this world, we'll need new tools for understanding software. As organisations and commerce became more complex, technologists created Systems of Record across Sales (e.g. Salesforce), People (e.g. Rippling) , and More ❯