76 to 100 of 338 Software Engineering Jobs in the South East

Role: Project Manager Salary: from £45 - 60,000 Location: Portsmouth Intro Sirius Digital are a rapidly growing software engineering consultancy firm, renowned for our reputation and our keen ability to understand and meet customer requirements effectively. Our team is dedicated to delivering high-quality, end-to-end software engineering services. This role offers the opportunity to work with these teams to operate across multiple sectors, including defence, energy, transport and health, and contribute to the development of cutting-edge solutions. We are seeking a Project Manager to support the delivery of a range of high-profile ...

PRINCIPAL SOFTWARE ENGINEER - DV CLEARED BRAND NEW PERMANENT JOB OPPORTUNITY AVAILABLE WITHIN A LEADING SOFTWARE CONSULTANCY FOR A SOFTWARE TEAM LEAD WITH ENHANCED DV CLEARANCE Permanent job opportunity for a Software Team Lead Leading National Security consultancy Salary up to £100,000 + Benefits + Clearance … Bonus London based organisation in an easily accessible location To apply please call/or email WHO WE ARE? We are recruiting a Software Team Lead to work with a leading consultancy in London. We support Central Government, Defence and Law Enforcement customers across the UK with Software ...

Principal Software Engineer Salary: Negotiable plus benefits, pension (7% contribution), 25 days holiday & life insurance We are looking for principal software engineers with diverse experience. We are a small but rapidly growing consultancy, owned highly experienced and recognised practitioners in UK defence consultancy. We are looking for candidates … with a mix of technical expertise and interpersonal skills, able to work independently and in small teams. The Role: As a Principal Software Engineer, you will play a major role in leading and developing software engineering in the Software Modelling and Simulation, autonomy and geospatial fields ...

ensure interactions are aligned with intended objectives and outcomes. Support end-to-end automation initiatives, including lease-to-lease process automation. Collaborate with engineering teams to integrate AI capabilities into existing platforms and workflows. Contribute to the ongoing evolution of the organisation's AI roadmap and identify opportunities … where priorities may evolve as initiatives develop. Profile The AI Consultant will have proven experience delivering AI solutions within enterprise environments. Strong background in software engineering, with the ability to work hands-on throughout the development lifecycle. Experience building and deploying AI agents into production environments. Extensive experience ...

well-established technology organisation is looking for a Senior Software Engineer to join its growing software engineering function. The business develops advanced control, display, and mission-critical systems used across safety-critical environments. They are looking for experienced software engineers who can take ownership of technical … delivery, mentor junior engineers, and contribute throughout the full software development lifecycle. Due to the nature of the role, it is required that candidates must be a sole British citizen and eligible to obtain security clearance. The Role As a Senior Software Engineer, you'll play ...

SENIOR SOFTWARE ENGINEER - eDV CLEARED NEW PERMANENT JOB OPPORTUNITY AVAILABLE WITHIN A GLOBALLY LEADING NATIONAL SECURITY COMPANY FOR A SENIOR SOFTWARE ENGINEER WITH eDV CLEARANCE Permanent job opportunity for a Senior Software Engineer Globally leading defence/cyber security company Salary up to £100,000 plus clearance … bonus London based organisation in an easily accessible location Permanent Software Engineer To apply please call/or email WHO WE ARE? We are recruiting Senior and Lead Software Engineers to work with a multi-national, industry leading National Security client in central London. Due to the nature ...

Technology Recruiter – London (Confidential) Location: London (Hybrid) Type: Permanent Sector: Technology/Software Engineering Experience: 1–5+ years recruitment experience My client is a fast-growing, highly regarded technology recruitment business with a strong reputation in the software engineering market. This is a modern agency with … companies, from startups to scale-ups Quality over volume – no KPI-heavy, churn-and-burn culture Highly consultative, values-led environment The Role Recruit software engineers and tech professionals across a defined market Build long-term relationships with developers and hiring managers Manage the full recruitment lifecycle: sourcing, interviewing ...

most innovative healthcare service platforms and is seeking a hands-on technical leader who can combine strategic architecture with strong full-stack engineering expertise.The OpportunityAs Principal Full Stack Engineer & Architecture Lead, you will take ownership of platform architecture, engineering standards, cloud infrastructure, and technical delivery across the business.You … work closely with senior leadership, including the CTO, Director of Engineering, Product teams, and Data teams, to drive scalability, resilience, performance, and engineering excellence while remaining hands-on with development.This role would suit someone who enjoys solving complex technical challenges, mentoring engineers, and building modern distributed systems within ...

auth bypasses, the bugs that change a client’s risk posture overnight What they’re looking for: 5+ years of mixed vulnerability research and software engineering experience A demonstrable track record of original 0-day discovery – public advisories, CVEs, or equivalent Deep n-day research and patch diffing … chops Confidence across both web and binary vulnerability classes Production-grade software engineering experience, ideally in Python Mastery of Burp Suite, Ghidra/IDA, debuggers, fuzzers Hands-on experience using LLMs in research workflows ...

providers. Recognised by Gartner, $29M funded, and scaling fast worldwide. As a Vulnerability Engineer , you’ll sit at the intersection of vulnerability research and software engineering – finding bugs, building tools, and pushing the limits of LLM-powered offensive security workflows. What you’ll be doing: Hands-on research … 2+ years of hands-on vulnerability research experience Familiarity with n-day reproduction and patch diffing Exposure to both web and binary vulnerability classes Software engineering experience, ideally in Python Comfort with Burp Suite, Ghidra/IDA, debuggers, fuzzers Genuine interest in using LLMs to accelerate security workflows ...

About the Role We are seeking a Junior Embedded Software Engineer to join an innovative medical technology company developing next-generation diagnostic equipment. This is a hands-on engineering role focused on developing software that directly controls electro-mechanical systems , rather than traditional application or web-based … world products used in healthcare environments. This is an excellent opportunity for an early-career engineer to gain end-to-end exposure across embedded software, algorithms, and hardware integration within a regulated product environment. What You'll Be Doing Developing software for electro-mechanical diagnostic instruments , including: firmware ...

Role: Project Manager Salary: from £45 - 60,000 Location: Portsmouth Intro Sirius Digital are a rapidly growing software engineering consultancy firm, renowned for our reputation and our keen ability to understand and meet customer requirements effectively. Our team is dedicated to delivering high-quality, end-to-end software engineering services click apply for full job details ...

Software Engineer (Full Stack) Rate: £675 per day (Inside IR35) Contract Length: 6 Months (with potential extension) Location: London (Hybrid - typically 2 days per week onsite) Clearance: Active or transferable SC Clearance preferred. Overview We are seeking an experienced Software Engineer to join a growing multidisciplinary team delivering … innovative AI-enabled products within a government-focused environment. This is a hands-on engineering role suited to candidates with strong full-stack development experience who are comfortable working across the entire software lifecycle, from product development through to infrastructure and deployment.The successful candidate will work within ...

Cyber Software Engineer - SC/DV/eDV Cleared New Permanent Opportunity for Cyber Software Engineers in London with Security Clearance to work on Mission-Critical, National Security projects Role: Cyber Software Engineer Location: London (hybrid) Clearance: SC, MOD DV or eDV (must be held or eligible … apply : Email: We are looking for a Cyber Software Engineer to join a team delivering high-assurance cyber capabilities into UK defence and national security environments. This role is focused on operational technology (OT) cyber projects , working close to real systems and real users. You'll be part ...

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 … 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 ...

Software Engineer Join a specialist technology business delivering secure digital solutions that support critical Defence and National Security operations. This is an opportunity to work on meaningful projects where your engineering expertise directly contributes to real-world mission success. Security Clearance: Due to the nature of the work … assurance, enhanced pension, professional development support and more Industry: Defence Technology/National Security What You’ll Be Doing: Design, develop and maintain secure software solutions in highly regulated environments Build Android applications using Kotlin and Jetpack Compose Develop scalable backend services and APIs using Rust, Python ...

arisen for an experienced Integration Engineer to join a long-running and highly secure defence programme based in Christchurch. You'll join an established engineering team delivering a fully integrated Command & Control capability into the MoD environment. The programme covers the full engineering lifecycle including software integration … acceptance, training and ongoing support across multiple defence platforms. This is a hands-on integration role suited to someone with strong Windows infrastructure and software deployment experience, ideally gained within secure or defence environments. Responsibilities: Building and configuring Windows Server 2025 and Windows 11 Integrating and configuring both COTS ...

Protocol Analyst/Software Developer Location: Romsey Rate: Excellent day rate IR35: Inside IR35 Clearance: Active transferable UK*C DV clearance required The Opportunity This is the kind of role that tends to appeal to engineers and analysts who enjoy operating close to difficult technical problems inside genuinely secure … operational environments. The work sits within high-side National Security programmes where teams support complex communications, protocol and software capability across sensitive operational systems. Engineers here are typically trusted with broad technical ownership and are given the space to contribute across analysis, development and wider engineering discussions rather ...

everything from energy trading and risk to field operations and critical infrastructure. If you want to work on complex, high-impact problems using modern engineering practices, and help build reusable platforms that will shape how Centrica operates over the next decade, this is the place to do it. … opportunity to play your part - The Software Engineer is responsible for designing, building and maintaining high quality software solutions that support critical customer and business platforms. This role focuses on delivering reliable, secure and maintainable services, working as part of a cross-functional team to turn product requirements ...

Flexible Working Available) Up to £80,000 + Benefits About the Role We are seeking an experienced Senior Python Engineer to join our growing engineering team in London. You'll play a key role in designing, building, and scaling high-performance applications that power critical business functions and customer … Python applications and services Building robust APIs and microservices architectures Writing clean, maintainable, and well-tested code Collaborating closely with Product Managers, Designers, and Engineering teams Driving best practices in software engineering, code quality, and performance Participating in architecture reviews and technical decision-making Identifying and implementing ...

37.5 hours per week) Adsyst Automation is growing fast — and we're looking for talented, motivated individuals to join our expanding software and engineering team. If you're starting your career and want to work alongside highly skilled control systems engineers, this is an exceptional opportunity. About … hands-on experience with modern automation technologies. Your role will involve: Supporting the design, development, and delivery of control system solutions Contributing to software design, implementation, testing, and on-site commissioning Gaining experience with PLCs, SCADA, HMI, variable speed drives, and instrumentation This position provides a clear pathway ...

growing rapidly, with over 600 colleagues across eight sites. We bring together Swedish heritage and British expertise to drive innovation in areas such as software engineering, underwater robotics, radars, AI, and armed forces training. Joining Saab in UK means contributing to the security and resilience of society while … systems and ground control stations. We are seeking a DevOps Engineer to support the continued evolution of our development and delivery capability across the software team delivering desktop and embedded applications. This role will be instrumental in administering and improving our core engineering tooling, as well as designing ...

looking for a Lead Software Engineer for a public sector organisation based in London, Manchester, Birmingham, Cardiff or the North East (hybrid) on an initial 12-month contract, paying up to £750 per day (Inside IR35, Umbrella). There is an expectation to attend the office … week across one of the listed locations. The successful Lead Software Engineer will lead the design, development, and delivery of scalable, secure software solutions within a government-focused environment, contributing to services that support the regulation of controlled goods and exports. Working across four Agile squads ...

Title: Technical Lead/Staff Software Engineer/Engineering Lead/Technical Director/Chief Engineer Salary: £71,000 - £113,000 + Benefits + Hybrid Working Location: London Our client is seeking enthusiastic and proactive individuals to join their growing team. Working in a busy but dynamic environment … Data team working alongside product, design and a wide range of other experts and cross-disciplinary teams to bring ideas to life through innovative software solutions. Our client has over 4,000 strategists, innovators, designers, consultants, digital experts, scientists, engineers, and technologists. And have a deep expertise ...

Principal Software Engineer - Python Title: Principal Software Engineer Python Department: Procode IT Location: Hybrid Commutable distance of either Chandlers Ford or Oxford Salary: Circa £65k + Discretionary Bonus Scheme Sponsorship: Unfortunately, we are unable to offer sponsorship for this role Ifyou'rea Principal Software Engineer, who enjoys … difference, and our promise is to put customers at the heart of everything we do. What does this role involve? As a Principal Software Engineer, youll join an Agile team united by curiosity, collaboration, and the belief that great technology can truly make a difference. Youllwork with Python ...