51 to 75 of 480 Software Engineer Jobs in the South East

Opportunity & Requirement Summary 📛 Role | Python Software Engineer 🔵 Company | Growing SaaS Software Provider 📏 Size | 15–20 employees 📍 Location | London (Hybrid – 3 days per week in the office) 💰 Offer | £60,000 – £90,000 + share options + benefits Detailed Overview Kioni Talent is partnering with an innovative SaaS company that’s helping businesses streamline complex workflows through their intelligent … software platform. They’re now looking for a Python Software Engineer to join their close-knit team and play a key role in building and scaling the backend that powers their core product. You’ll be joining a collaborative engineering team of experienced developers, product thinkers, and problem-solvers — all passionate about writing clean, scalable code and … enjoy solving interesting technical problems in a modern SaaS environment. We’d love to hear from you. 📩 Apply now to learn more about the company and this opportunity! (Python Engineer, Python Developer, Backend Developer, Software Developer, Software Engineer, Django Developer, Django, FastAPI, Flask, AWS, SaaS, REST API, Cloud, CI/CD, Start-up, London, Hybrid More ❯

Python Software Engineer Location: MaidstoneSalary: £55,000 - £65,000 Python - Typescript - JavaScript - GIT - Network Security - Overview We're seeking a talented Software Engineer to join a leading engineering company based in Kent. This is an excellent opportunity for a technically minded developer who enjoys working across both software and hardware systems, contributing to innovative solutions … in the energy and engineering sectors. Key Responsibilities Design, develop, test, and maintain software applications to a high standard. Provide Python development and support for off-grid or energy-related product ranges. Identify, diagnose, and resolve software defects and performance issues. Conduct rigorous testing to ensure functionality, stability, and efficiency. Collaborate with cross-functional teams to deliver integrated … hardware/software solutions. Maintain comprehensive technical documentation throughout the development lifecycle. Requirements Degree qualified in Engineering , Software Engineering , or a related discipline. Proven experience in a software engineering or development role. Strong understanding of network security principles. Experience working through the full software development lifecycle (SDLC) . Proficient in version control using Git . Excellent More ❯

Software Engineer Join our UK Team who are committed to a Mission! At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers success. We empower our teams in the UK to address some of the most complex problems in defence, government, safety and security, and transportation. Everything … the innovative development work to modernise of ATM solutions. If this sounds like the kind of environment you can thrive, keep reading! We currently have a vacancy for a Software Engineer in our Air Traffic Management portfolio of programmes. The Software Engineer, will be based in Whiteley but working remotely from home can be included, will … be responsible for contributing to a multi discipline team in the Analysis of problems, solution work up and delivery of Software as required across a wide range of Applications. This is an exciting opportunity to be part of the team that supports our customers current Business Application Systems in support of NATS. Applicants must have proven track record of More ❯

Step into a world where innovation meets impact. This exciting opportunity as a Principal Software Engineer 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 ❯

Senior Software Engineer (Python) Hybrid London (1-3 days per week) Up to £80,000 + Benefits Are you a passionate Python engineer who thrives on building scalable, high-quality software? We're working with a multi-award-winning digital agency , recognised as one of the Sunday Times Best Places to Work , that's looking for … a Senior Software Engineer (Python) to help shape the next generation of their data-driven tools and products. Why this role? Work at the intersection of data, automation, and AI , delivering tools that drive measurable impact for global brands. Join a collaborative, innovative engineering culture where learning, experimentation, and technical excellence are at the core. Hybrid flexibility … technical bar across the team. Staying hands-on while contributing to the architectural direction and long-term roadmap. What we're looking for: 5+ years of experience as a Software Engineer, ideally in Python (3.10+). Proven experience developing cloud-native applications (GCP or AWS). Strong understanding of CI/CD pipelines (e.g. GitHub Actions) and containerisation More ❯

AI Software Engineer | UK (Remote) | Up to £70K (Pro Rata) & Great Benefits Are you passionate about using artificial intelligence to make a real-world impact? Our client is seeking an ambitious AI Software Engineer to help design and deliver innovative AI solutions for some of the world’s leading organisations. In this exciting role, you’ll … use AI for good. This is a 4 day a week role (Mon-Thurs), with a competitive salary up to £70k (Pro Rata). Key Responsibilities of the AI Software Engineer: Take ownership of the technical implementation of AI solutions across diverse client projects. Collaborate with the Innovation Lead and clients to shape, design and explain potential solutions. … with Agentic Frameworks (e.g. LangChain, LangGraph) Proven experience building full stack applications using Git, SQL databases and modern deployment practices Understanding of LLMs, embedding models and RAG systems Solid software engineering fundamentals and secure coding practices Strong problem-solving, communication and teamwork skills At least 3 years’ hands-on engineering experience in project delivery environments Attention to detail and More ❯

Senior Software Engineer C#, Azure, DevOps, ElasticSearch, Kubernetes Hybrid - 2 days per week on-site in Southampton Salary: £70,000 + bonus Are you an experienced Senior Software Engineer looking for your next big challenge? Join a global tech leader where innovation, high performance, and career growth are at the heart of everything they do. This … is your chance to make a real impact as a Senior Software Engineer , working on mission-critical systems in a cutting-edge environment. You will be responsible for: Owning the architecture, and carrying out design, implementation and developer-level test, of UI, server, and interface components, using C#, in on-premise, multi-threaded, multi-server environments. Leading technical More ❯

Senior Software Engineer 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 Software Engineer 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 Software Engineer, 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 ❯

Senior Software Engineer 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 Software Engineer 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 Software Engineer, 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 ❯

Senior Software Engineer 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 Software Engineer 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 Software Engineer, 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 ❯

Senior Software Engineer – C# Salary: Up to £100,000 + Benefits Location: Royston (Hybrid) Employment Type: Permanent Are you a seasoned software engineer who thrives on solving complex problems, setting technical direction, and mentoring others? Our client, an innovative and forward-thinking technology business based in Royston, is looking for a Senior Software Engineer … a hybrid position with the opportunity to work part-remote while being part of a highly collaborative and ambitious team. Key Responsibilities Lead by example in implementing best practice software design patterns, architecture, and agile methodology. Drive the re-architecture and hardening of code. Mentor and develop junior engineers to help them reach their potential. Guide the team in … making pragmatic decisions while upholding strong technical principles. Champion code quality, including rigorous software test coverage and maintainability standards. Desirable Experience & Skills Strong candidates are likely to bring most (but not all) of the following: Experience in software engineering, with deep expertise in C# and .NET. Experience with Linux, Python, and Azure DevOps. A proven track record in More ❯

Software Engineer - 3D Tooling London £50,000 - £60,000 As a Software Engineer – 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 Software Engineer - 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 ❯

Software Engineer - 3D Tooling London £50,000 - £60,000 As a Software Engineer – 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 Software Engineer - 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 ❯

Software Engineer - 3D Tooling London £50,000 - £60,000 As a Software Engineer – 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 Software Engineer - 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 ❯

Software Engineer (Embedded Systems/Python/C++) £55,000 - £60,000 Negotiable + 25 Days Holiday + Healthcare Benefits + Training + Progression Rochester Are you a Software Engineer looking to step into a progressive role for a rapidly growing manufacturer which has doubled headcount in the last 18 months, where you will play a … marine, off grid and specialist vehicles. You will be responsible for looking to continually improve their control systems and hardware integration. The role: Write, test, and maintain code for software applications Provide Python support of off-grid product ranges Identify and fix bugs in existing software Conduct thorough testing to ensure that the software runs smoothly The … person: Degree Qualified in with proven experience in a software engineering role Any hardware experience would be beneficial (e.g. interaction between embedded systems and connected hardware) If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV. Keywords: Software Engineer, Python, JavaScript, Typescript, C++, Network Security, Git, Hardware More ❯

A Lead Embedded Software Engineer with a good appreciation of electronics and strong commercial delivery experience will join a thriving Technical Consultancy. Youll combine hands-on technical delivery (80%) and people leadership (small team of approx. 3-7). Hybrid working with salary to C£80K plus comprehensive benefits package. This dynamic Consultancy, working across sectors from Defence … and Healthcare to Industrial and Communications delivering solutions that combine embedded software, electronics, FPGA, Cloud and system level functionality, seeks an individual who can confidently apply their technical expertise to address complex engineering problems. The Lead Embedded Software Engineer should ideally bring: Minimum of Bachelors level Degree in Electronic Engineering or similar subject. Extensive hands-on experience … with embedded software development in C. Knowledge of Bare metal, RTOS environments and Embedded Linux. Exposure to higher level languages and DSP. Proven line management experience of small teams (around 3-7 people). A strong understanding of electronics and how embedded software sits at the interface between electronics and software. Excellent customer facing skills with the ability More ❯

Contract Software Engineer - Enhanced DV Cleared New Contract Opportunity for a Software Engineer with Data experience in London with eDV Clearance New contract opportunity to work on operational projects across the National Security domain Enhanced DV Clearance required for high-side IT access London based (on site, minimum 4 days per week) Daily rate up to … To apply, get in touch: dominic./About Join a leading consultancy delivering innovative and secure technology solutions across highly operational national security projects . We're seeking a Software Engineer to support and enhance critical systems within a dynamic, high-performing team. You'll work across development and DevOps activities, supporting complex environments that underpin key national More ❯

Full Stack AI Software Engineer - Full Remote UK - £90,000 + Equity This role requires a software engineer with experience in implementing RAG pipelines and Vector Search (and hybrid AI searches, preferably). The client I am working with is an AI focused start-up backed by a £1.7M pre-seed investment. They are on a … the lengthiness and challenges of deal processes in the past. Their stack spans across back end, front end, data and crucially AI.This is a great opportunity for an entrepreneurial software engineer who wants to play a part in shaping the technical vision of this business and work on their product from an early stage. What you'll work … and play a role in shaping technical direction. Innovation: Explore and recommend new technologies, frameworks, and methods for both full-stack and AI development. Requirements: A motivated, hands-on engineer with an ownership mindset, strong communication skills, and a collaborative approach. 5+ years’ experience in full-stack development. Strong background in RAG systems , vector databases (pgvector, FAISS, Weaviate, Elasticsearch More ❯

Are you an experienced Senior Software Engineer with strong Delphi expertise? Join a forward-thinking technology business, working on a diverse range of bespoke applications, APIs, and databases that underpin both customer-facing products and internal systems. Senior Software Engineer - Delphi & C# Location: Hybrid (office in Southampton, Hampshire) Salary: Circa £55,000 - £56,000 + up … to 15% discretionary bonus Benefits: Bonus scheme, pension, healthcare, EV car scheme, volunteering day, career progression & more The Role As a Senior Software Engineer, you'll be part of a collaborative Agile product team, responsible for designing, developing, and maintaining innovative software solutions. You will: Write clean, efficient, and secure code in Delphi and C#. Support the … part in Agile ceremonies, code reviews, and sprint delivery. Support out-of-hours incident resolution on a rota basis. This role offers the chance to work across the full software lifecycle, while shaping technical direction and supporting the growth of your peers. About You You'll be a strong communicator and problem-solver, with the ability to work across More ❯

Senior Software Engineer/Architect C#, Azure, DevOps, ElasticSearch, Kubernetes Hybrid - 2 days per week on-site in Southampton Salary: £65,000 - £75,000 + bonus Are you an experienced Senior Software Engineer looking for your next big challenge Join a global tech leader where innovation, high performance, and career growth are at the heart of … everything they do. This is your chance to make a real impact as a Senior Software Engineer/Architect , working on mission-critical systems in a cutting-edge environment. You will be responsible for: Owning the architecture, and carrying out design, implementation and developer-level test, of UI, server, and interface components, using C#, in on-premise, multi More ❯

Software Engineer Salary: Competitive, negotiable based on experience, plus benefits including a 7% pension contribution, 25 days holiday, and life insurance Location: Portsmouth, hybrid working Sirius Digital is a trusted provider of expertise in Software Engineering, Data Science, and AI, supporting clients in the defence, nuclear, space, and energy sectors. We specialise in software modelling and … simulation, robotics and autonomous systems, as well as data science and engineering, delivering technical consultancy and innovative solutions. We are seeking a Software Engineer who combines strong technical skills with problem-solving ability and effective communication. You will work independently or as part of small teams, helping Sirius Digital grow while advancing your own expertise. We offer a … competitive benefits package and clear opportunities for rapid career progression. Key Responsibilities: Deliver technical consultancy projects to a high standard Develop and implement software solutions across areas such as wargaming, simulation, autonomous systems, digital twins, and synthetic environments Build and sustain strong client relationships Apply mathematical and computational techniques to solve real-world problems, developing innovative approaches as needed 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 Software Engineer you will solve challenges and add value for our customers through your skills in technology. As a software engineer, 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 Software Engineer 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 ❯

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 Software Engineer you will solve challenges and add value for our customers through your skills in technology. As a software engineer, 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 Software Engineer 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 ❯

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 Software Engineer you will solve challenges and add value for our customers through your skills in technology. As a software engineer, 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 Software Engineer 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 ❯

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 Software Engineer - 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 software engineer 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 software engineer 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 ❯