Senior SoftwareEngineer (Python) – Reducing Carbon Emissions with Machine Learning! Python on AWS £90-£110,000 per annum plus stock London Office - 1-2 days a week Are you a Senior SoftwareEngineer with a passion for working with curious, humble colleagues to build exceptional customer-focused products using Python? Do you align with their principles … Work as much as you want, where you want” - giving Software Engineers the autonomy and support to perform at their best? Do you want to be part of a period of significant growth and opportunity, shaping elegant solutions to complex challenges and guiding engineering excellence? Then this is a role you should explore... Senior SoftwareEngineer (Python … We are working with one of the UKs most exciting scale-ups to find them Senior Software Engineers with exceptional knowledge of building great products in Python on AWS. They use machine learning technology to help tackle climate change by reducing carbon emissions. They are at a critical period in their journey and will be growing their engineering function More ❯
Senior to Principal SoftwareEngineer | Mission-led Fintech - Hybrid London Here’s the thing. If you’re a Senior, Staff, or Principal SoftwareEngineer who wants serious impact without the ego-fest, this will probably speak to you. I’m partnering with a fast-growing fintech that helps millions manage how they earn, save, and spend … and data you can do something with. Proper ownership. Fast cycles, low ceremony, and room to shape architecture while mentoring others. What you’ll work with as a Staff SoftwareEngineer Stack: Python, TypeScript, React, Svelte, PostgreSQL, Snowflake, AWS. Setup: Cross-functional squads that care about outcomes, not ticket-ticking. You’ll improve scalability, evolve architecture, and still … days annual leave, enhanced parental benefits, private healthcare Sabbatical and volunteering leave Tax-efficient pension and flexible benefits schemes If you’ve been looking for a Principal or Senior SoftwareEngineer role in London where you can build for scale and feel good about the outcome, let’s talk. Drop me a message here or email your CV. More ❯
Lead SoftwareEngineer | 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 SoftwareEngineer: + 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 SoftwareEngineer: + Have held a leading softwareengineer 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 More ❯
Working for an industry leading, high-growth SaaS business with some of the biggest brand names in the world as customers, the Senior SoftwareEngineer will build innovative next-gen solutions that are at the forefront of the industry. In this role, the Senior SoftwareEngineer will be given full autonomy, taking ownership from design phase … systems (some frontend too, if you like). This area is the future of the company (and the industry!) and as such has strong investment and visibility. The Senior SoftwareEngineer will be responsible for leading the design, build and deployment of industry leading software solutions. You’ll work in collaboration with product, design and the wider … engineering team to improve and scale existing features, as well as build brand new ones. The Senior SoftwareEngineer will have: • Strong backend or full-stack software development experience • Strong coding experience in either Java, Golang (Go), Python or Scala – multiple would be even better! • Experience with cloud platforms e.g. AWS, Azure, GCP - Google Cloud • Experience with More ❯
Lead SoftwareEngineer | Distributed Systems | Sustainable Cloud Native Platform 💸Up to £130,000 per annum plus bonus plus stock 🏠Central London office 🖱️Golang, Rust, C, Kubernetes, Linux, Cloud Native, Distributed systems... Are you a Lead SoftwareEngineer with extensive knowledge of building distributed systems? Looking to join a company who are solving genuine problems that disrupt … real impact on projects? If so... I'm partnered with a very exciting Cloud scale-up who have received record Series A funding and are looking for innovative Lead Software Engineers to join their ambitious team! With a new VP of Engineering who has spent much of their career building out a world leading Cloud platform, the team are … build out state-of-the-art, Greenfield code which can focus on being the worlds most accountable and sustainable cloud provider🌳 What they're looking for in a Lead SoftwareEngineer: Tech agnostic but preferable experience working with Golang, Rust, Java and/or C/C++. In-depth knowledge of distributed systems, building solutions at scale where More ❯
Job title: Senior Embedded SoftwareEngineer Location : Maidenhead, Berkshire Salary Range: £60,000 - £80,000 The Malloy Aeronautics Team: Malloy Aeronautics Limited specializes in the development of heavy lift unmanned air vehicles (UAVs) for both civilian and military uses. Located in Berkshire, our operations are notable for their focus on in-house design and manufacturing. This vertical integration … the production of most aircraft components on-site, enhancing our ability to innovate and maintain high standards across all stages of development. About The Role: As a Senior Embedded SoftwareEngineer, you will be reporting to the Software Engineering Manager as an embedded systems developer . Responsible for integration of hardware and software, this exciting role … in the UK. We seek someone looking to support in the development and verification of flight control software. You will be supporting in the delivery of engineering outputs including software requirements, software design, software implementation and software testing. Applying your knowledge and principles of engineering to assist in the implementation of aircraft control systems to a More ❯
Step into a world where innovation meets impact. This exciting opportunity as a Principal SoftwareEngineer offers you the chance to be part of a forward-thinking company that is revolutionising defence technology. Contributing to cutting-edge solutions, you will play a pivotal role in delivering advanced systems that redefine security and trust on a global scale. With … and the chance to work on meaningful projects that truly make a difference. What You Will Do: - Lead the architecture, design, development, documentation, and testing of embedded and application software for multiple concurrent research, development, and production programmes. - Apply object-oriented design techniques to enable code re-use and seamless integration with testing frameworks. - Review system design artefacts and … derive software requirements and architecture to meet high-level system needs. - Design and maintain software using modelling tools, ensuring accurate code generation where required. - Contribute to the Software Community of Practice, proposing improvements to tools, processes, and techniques to enhance efficiency and innovation. - Mentor and coach junior engineers, sharing knowledge and expertise to foster growth and development. More ❯
Step into a world where innovation meets impact. This exciting opportunity as a Principal SoftwareEngineer offers you the chance to be part of a forward-thinking company that is revolutionising defence technology. Contributing to cutting-edge solutions, you will play a pivotal role in delivering advanced systems that redefine security and trust on a global scale. With … and the chance to work on meaningful projects that truly make a difference. What You Will Do: - Lead the architecture, design, development, documentation, and testing of embedded and application software for multiple concurrent research, development, and production programmes. - Apply object-oriented design techniques to enable code re-use and seamless integration with testing frameworks. - Review system design artefacts and … derive software requirements and architecture to meet high-level system needs. - Design and maintain software using modelling tools, ensuring accurate code generation where required. - Contribute to the Software Community of Practice, proposing improvements to tools, processes, and techniques to enhance efficiency and innovation. - Mentor and coach junior engineers, sharing knowledge and expertise to foster growth and development. More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Harrington Starr
Senior SoftwareEngineer Key Technologies: C#, .NET, React, AWS, Docker, Kubernetes City of London, United Kingdom Perm Role: £80,000 - £120,000 Harrington Starr has partnered with a Global Financial Services Vendor and they are looking for a Senior C#, .NET SoftwareEngineer to join their growing team! This role provides the perfect opportunity to launch … skills. Unrestricted right to work in the UK. This role offers hybrid working, with an office location based in the City of London. This role will suit a Senior SoftwareEngineer, with expert C#, .NET experience and commercial use of React having a direct impact from the get-go. Apply below and if you have any questions, please More ❯
SoftwareEngineer - 3D Tooling London £50,000 - £60,000 As a SoftwareEngineer – 3D Tooling, you’ll be central to transforming complex real-time data into intuitive tools that bridge computational models and physical phenomena. Your work will help drive innovation in 3D interaction and projection mapping. What You’ll Be Doing Implement real-time projection … techniques on dynamic surfaces and particle systems. Develop internal 3D tooling for non-technical users, prioritising usability and rapid iteration. Integrate software with hardware control systems, building computational pipelines linking authoring tools to physical display platforms. Collaborate closely with cross-functional teams within software, electronics, and product, to transition prototype tools into customer-facing systems. What's required … for this SoftwareEngineer - 3D Tooling opportunity? Strong experience programming in C++. Proficient in 3D graphics with OpenGL and OpenCL. Hands-on experience in real-time image processing, ideally with OpenCV. Understanding of geometric tracking, projection mapping, and real-time graphics optimisation. Understanding of 3D geometry, algorithms and system dynamics If you're skilled with 3D Graphics and More ❯
connect, transact, and succeed. With a diverse and dynamic team, we’re committed to driving impact, fostering collaboration, and shaping the future of global trade. The role: As a SoftwareEngineer you will solve challenges and add value for our customers through your skills in technology. As a softwareengineer, you will be delivering new features … and are able to work with Engineering Managers and Product Managers to define and document architecture for new areas of the system, aligning to RedCloud’s architecture strategies. The SoftwareEngineer is a consistent high performer delivering value into production regularly, consistently and with high quality. They are an idea contributor and innovator adding new value to the … team and the product. What you’ll be doing: Deliver Features and bug fixes in our software platforms for our customers. Resolve Bugs Resolve production Outages/issues Estimate Features/Bugs Architecture & Design Refine feature requirements Carry out code reviews Keeping pace with Technology What you’ll need: At least 3+ years of experience in software engineering More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Capsa AI
At a Glance Capsa is an AI platform that accelerates due diligence and deepens insights for Private Equity funds. We are hiring senior software engineers who are comfortable contributing across all layers of the application and developing features end to end. Details: Role : Senior SoftwareEngineer - Full Stack Location : London, UK (Hybrid, In-Person 4 days a … companies like QinetiQ and retail tech startups such as Standard AI. The entire team consists of early-stage startup veterans passionate about building exceptional products. The Role A senior softwareengineer at Capsa is expected to own projects and features from conception to production, working across the stack to deliver improvements to our AI platform. Key responsibilities include … vision and will have a direct impact on its success. Have the opportunity for fast career growth. Enjoy yourself! Apply if: You have 4+ years of experience as a softwareengineer in a venture backed startup or top tech firm. You have taken entire products or features from ideation to production and you've measured their impact. You More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Understanding Recruitment
Do you love working on tech making a positive impact in the world? Looking to be part of a collaborate, innovate team? ♻ SoftwareEngineer - Renewable Energy for Car Charging ♻ 💰 Package: Up to £80k + bonus + equity 📍 Location: Hybrid in London (2x per week) We are very excited to be continuing our partnership on this exclusive position to … join the company as a Kotlin SoftwareEngineer from a JVM background. You will be joining a highly innovative scale-up leading at the forefront of the GreenTech industry, as they assist in the global transition towards sustainable living, by providing affordable access to clean energy for the charging of electric vehicles. In this position, they are looking … from home 3x per week) If you'd love to work with Kotlin on impactful projects, while taking the next step in your career, apply now for this exciting SoftwareEngineer opportunity! Please note : Due to compliancy reasons, we will only be able to consider applications based in and eligible to work the UK. More ❯
slough, south east england, united kingdom Hybrid / WFH Options
THRivve by intelletec
Senior SoftwareEngineer | Hybrid | London We are hiring for an innovative analytics software company powering global credit investment is expanding its engineering team and looking for a Senior SoftwareEngineer to help shape its next generation of data products. This is a unique opportunity to influence the technical roadmap at a high-growth fintech scale More ❯
Newbury, Berkshire, United Kingdom Hybrid / WFH Options
Viavi
SoftwareEngineer - Generative AI page is loaded SoftwareEngineer - Generative AIlocations: Newbury, GBRtime type: Full timeposted on: Posted Todaytime left to apply: End Date: November 3, 2025 (19 days left to apply)job requisition id: Summary: VIAVI has a 90+ year history of technical innovations that have evolved to keep pace and address our customer's … most pressing business issues. We make equipment, software, and systems that help to plan, deploy, certify, monitor, and optimize all kinds of networks - like those for mobile phones, service providers, large businesses, and data centers. And we are also at the forefront of optical security - we bend light to develop and deliver optical solutions that provide security to the … science, product, and operations teams Champion responsible AI practices and safety mechanisms in all development work Pre-Requisites/Skills/Experience Requirements: Bachelor's degree in Computer Science, Software Engineering, or related field (Master's a plus) Extensive experience in professional software development Strong Python skills and a track record of delivering maintainable, well-tested code Experience More ❯
Senior C++ SoftwareEngineer London Join a pioneering team developing advanced software for secure, high-performance communications. This is an opportunity to contribute to technology that supports public safety, defence, and government operations, working within an organisation that combines the innovation of a start-up with the stability of a globally established leader. You’ll play a … QA, and Architecture. If you’re passionate about engineering excellence, security, and reliability, this is a genuinely impactful role. In this role, you’ll design, build, and maintain C++ software for mission-critical communication systems while integrating with third-party platforms such as Motorola DCS and CADI. You’ll collaborate closely with cross-functional teams to deliver scalable and … secure solutions that perform under pressure. Your work will also involve participating in architecture discussions, contributing to code reviews, implementing best practices, and ensuring the software meets performance, reliability, and security standards. You’ll have the freedom to innovate and the responsibility to deliver technology that has real-world impact. What's required for this Senior C++ SoftwareMore ❯
Founding SoftwareEngineer 📍 Hybrid — London/Athens 🕒 Full-time | Mid/Senior Level 🚀 Founding Team About Us Inferity is transforming how teams search, analyze, and understand frontline video. From hours of unstructured body cam or incident footage to complex multi-source workflows, our AI-driven platform turns video into structured, decision-ready insights. We’re building AI agents … that reason across video, audio, language, and metadata, powering real-world workflows where accuracy, speed, context, and clarity are essential. The Role We’re looking for a Founding SoftwareEngineer to lead backend and infrastructure development for our category-defining video understanding product. From data ingestion pipelines to scalable APIs, you’ll blend backend engineering and DevOps to More ❯
Python SoftwareEngineer – High-Frequency Trading We're working with a high-frequency trading (HFT) firm that is looking to expand its technology team with a Python Software Engineer. This is an opportunity to join a trading firm operating at the cutting edge of global markets, where technology and speed are paramount. They build and run highly … that compete across major global exchanges. You’ll work on some of the most complex and rewarding engineering challenges in the financial technology space. The Role As a Python SoftwareEngineer, you’ll collaborate with traders, quantitative researchers, and other developers to design, develop, and optimise trading infrastructure. You’ll be directly contributing to systems that operate at … time systems, or algorithmic trading. Why Apply? Opportunity to work on high-impact systems used in live trading. Collaborate with some of the brightest minds in quantitative finance and software engineering. Competitive compensation package with a base salary, plus bonus. We are reviewing applications on a rolling basis. If this role sounds like a fit, apply now to learn More ❯
Step into the future of defence technology with an exceptional opportunity as a Senior Software Engineer. If you're passionate about innovation and looking to make a real impact, this role offers you the chance to work on cutting-edge projects that redefine what's possible in the industry. Join a forward-thinking team that values excellence, creativity, and … career development. What You Will Do: Define, design, develop, and test embedded and application software to deliver high-quality solutions on time. Apply object-oriented design techniques to ensure code reusability and integration with testing frameworks. Review system design artefacts to derive software requirements and architecture that meet high-level system needs. Use modelling tools like RSA and … EA to document and maintain software designs, ensuring accuracy for code generation. Contribute to bids and proposals by generating technical estimates and identifying associated risks. Propose and implement improvements in tools, processes, and techniques to enhance software development efficiency. What You Will Bring: A degree in an engineering, mathematical, or science-based subject, or equivalent experience. Proficiency in More ❯
Step into the future of defence technology with an exceptional opportunity as a Senior Software Engineer. If you're passionate about innovation and looking to make a real impact, this role offers you the chance to work on cutting-edge projects that redefine what's possible in the industry. Join a forward-thinking team that values excellence, creativity, and … work on high-profile programmes, this is your chance to thrive in a role that truly matters. What You Will Do: - Define, design, develop, and test embedded and application software to deliver high-quality solutions on time. - Apply object-oriented design techniques to ensure code reusability and integration with testing frameworks. - Review system design artefacts to derive software requirements and architecture that meet high-level system needs. - Use modelling tools like RSA and EA to document and maintain software designs, ensuring accuracy for code generation. - Contribute to bids and proposals by generating technical estimates and identifying associated risks. - Propose and implement improvements in tools, processes, and techniques to enhance software development efficiency. What You Will More ❯
Step into the future of defence technology with an exceptional opportunity as a Senior Software Engineer. If you're passionate about innovation and looking to make a real impact, this role offers you the chance to work on cutting-edge projects that redefine what's possible in the industry. Join a forward-thinking team that values excellence, creativity, and … work on high-profile programmes, this is your chance to thrive in a role that truly matters. What You Will Do: - Define, design, develop, and test embedded and application software to deliver high-quality solutions on time. - Apply object-oriented design techniques to ensure code reusability and integration with testing frameworks. - Review system design artefacts to derive software requirements and architecture that meet high-level system needs. - Use modelling tools like RSA and EA to document and maintain software designs, ensuring accuracy for code generation. - Contribute to bids and proposals by generating technical estimates and identifying associated risks. - Propose and implement improvements in tools, processes, and techniques to enhance software development efficiency. What You Will More ❯
Our client, a prestigious entity in the Defence & Security sector, is currently seeking a Senior SoftwareEngineer to join their dedicated team in Berkshire. This permanent position offers the opportunity to work fully onsite due to network requirements, with the added benefit of a potential bonus and eligibility for security clearance enhancements. Key Responsibilities - Design, implement, test, and … maintain embedded and application software following project processes. Apply object-oriented design for reusable code and integration with testing frameworks. Review system designs to derive software requirements and architecture. Document and maintain software design using tools like RSA and EA. Follow and promote best practices: TDD/BDD, CI/CD, DevSecOps, C/C++ standards. Estimate … at least one of: embedded product development (bare-metal/RTOS like ThreadX, QNX, Linux), embedded Linux application/kernel/driver development, or C/C++. Knowledge of software development processes, Object-Oriented Design, Design Patterns, and software testing. Desirable: Languages: Python, JavaScript/node.js/react.js, Rust Knowledge of communications protocols (e.g., TCP/IP) Experience More ❯
Join us as a SoftwareEngineer for our client. At Peregrine, we’re always seeking Specialist Talent that have the ideal mix of skills, experience, and attitude, to place with our vast array of clients. From Business Analysts in large government organisations to Software Developers in the private sector – we are always in search of the best … be deployed across our portfolio of clients as a specialist consultant, working on a wide array of complex projects across multiple industries. The Role: We are looking for a SoftwareEngineer with a strong foundation in API development and C# to join our data engineering team in a highly regulated industry. In this role, you’ll be instrumental … in designing and building scalable, secure software systems that support seamless data movement between internal systems, third-party platforms, and cloud services. Your core focus will be developing and maintaining APIs and backend services that enable data ingestion, transformation, and delivery across our enterprise architecture. You’ll collaborate with cross-functional teams to ensure data is available where and More ❯
Join us as a SoftwareEngineer for our client. At Peregrine, we’re always seeking Specialist Talent that have the ideal mix of skills, experience, and attitude, to place with our vast array of clients. From Business Analysts in large government organisations to Software Developers in the private sector – we are always in search of the best … be deployed across our portfolio of clients as a specialist consultant, working on a wide array of complex projects across multiple industries. The Role: We are looking for a SoftwareEngineer with a strong foundation in API development and C# to join our data engineering team in a highly regulated industry. In this role, you’ll be instrumental … in designing and building scalable, secure software systems that support seamless data movement between internal systems, third-party platforms, and cloud services. Your core focus will be developing and maintaining APIs and backend services that enable data ingestion, transformation, and delivery across our enterprise architecture. You’ll collaborate with cross-functional teams to ensure data is available where and More ❯
C++ Graphics SoftwareEngineer London £50,000 - £60,000 You’ll be joining a brand-new specialist team of experts across software, product, content, and electronics, developing cutting-edge acoustic and visual technologies that use advanced projection and optimisation techniques to manipulate particles and create dynamic mid-air visual effects. What You’ll Be Doing Implement 3D … data into path representations, similar to CAD or 3D printing toolchains. Create intuitive internal tooling for non-technical users, focusing on usability and rapid iteration of prototype features. Integrate software with hardware control systems and design computational pipelines bridging authoring tools with physical display platforms. Design and prototype GUI applications for authoring and editing animated 3D content. Collaborate closely … with multidisciplinary teams to evolve prototype tools into customer-facing products. What's required for this C++ Graphics SoftwareEngineer opportunity? Strong experience in C++. Proven capability with 3D graphics in OpenGL and OpenCL. Experience in optimisation, particularly in path planning. Solid understanding of real-time tracking, projection mapping, and geometry-based visual algorithms. Background in simulation, graphics More ❯