1 to 25 of 51 Senior Software Engineer Jobs in the South East

Contract Senior Software Engineer - eDV Cleared

Hiring Organisation
Searchability NS&D
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £750 per day
CONTRACT SENIOR SOFTWARE ENGINEER - eDV CLEARED NEW CONTRACT JOB OPPORTUNITY AVAILABLE WITHIN A LEADING NATIONAL SECURITY COMPANY FOR A SENIOR SOFTWARE ENGINEER WITH eDV CLEARANCE Contract job opportunity for a Senior Software Engineer Globally leading defence/cyber security company … inside and outside IR35 roles available) London based organisation in an easily accessible location Contract Senior Software Engineer To apply please call or email WHO WE ARE? We are recruiting multiple contract Senior Software Engineers to work with various clients in London ranging from ...

Senior Software Engineer - eDV Cleared

Hiring Organisation
Searchability NS&D
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £100,000 per annum
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 … 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. ...

Senior Software Engineer

Hiring Organisation
SF Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £110,000 per annum
Senior Software Engineer with a solid Python, Node.js, Typescript and Terraform experience ideally gained in a product lead, scale up environment is sought by a high growth B2B generative AI scale up based in central London. Working at the bleeding edge of generative AI this Senior Software Engineer will play a key role in greenfield innovation utilising the latest technology to design and implement new solutions within the existing platform. This role would suit an Engineer with a solid product engineering and a real passion for generative AI solution development ...

Senior Software Engineer

Hiring Organisation
Gregory Martin International Limited
Location
Cosham, Portsmouth, Hampshire, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £75,000 per annum
Senior Software Engineer – C++ Salary- £50K-£75K negotiable depending on experience plus competitive benefits package including pension, 25 days holiday and life assurance. Location – Portsmouth, Hants, Hybrid Our client is a rapidly growing software and data science consultancy firm, renowned for their reputation and keen ability … understand and meet customer requirements effectively. Their team is dedicated to delivering high-quality, end-to-end software and data science 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 ...

Senior C++ Developer / Software Engineer

Hiring Organisation
Real Technical Solutions
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£750 per day
Senior C++ Developer/Software Engineer - London Based in the City of London (2 days in the office)/6 months rolling/£750 per day (Inside IR35) A global leading fintech solutions company and member of the Fortune 500, seek an experienced Senior C++ Developer …/Software Engineer, to be responsible for preparing programming assignments, including the design, planning and supervision of the implementation of large-scale system projects. This will include: Reviews, analysing, and modifying programming systems including encoding, testing, debugging and installing for a large-scale Mainframe computer system. Essential Duties ...

Senior Embedded Software Engineer

Hiring Organisation
Platform Recruitment Limited
Location
Royston, Hertfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
Senior Embedded Software Engineer | £60-70k | 2 days in office | Royston A highly innovative engineering team is looking to a Senior Embedded Software Engineer to bridge the gap between hardware innovation and intelligent control systems. Youll be designing & developing extremely high spec instrumentation … test & production. This opportunity is unique as youll be writing code that directly shapes the direction of scientific discovery, and developing your embedded software skills in a high-spec environment that will take your skills to the next level. Senior Embedded Software Engineer Responsibilities + Design ...

Senior Software Engineer

Hiring Organisation
Noa Recruitment
Location
Milton Keynes, Buckinghamshire, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
Software Engineer - Hybrid UK - £60000 What is in it for you? As a talented Software Engineer you can expect: A supportive and adaptive culture Access to a structured training and career progression plan Opportunities to take the lead on critical projects and enhance your career Great … salary - Up to £60000 base and Package (neg for the right person) We are helping an innovative technology business scale their Software team in in the UK. Their software powers some of the worlds leading consumer brands across the banking, digital commerce and retail experience software space. ...

Senior Software Engineer

Hiring Organisation
Sirius Digital Services
Location
Portsmouth, England, United Kingdom
Senior Software Engineer Salary: Negotiable plus benefits, pension (7% contribution), 25 days holiday & life insurance We are looking for senior software engineers with a range of levels of experience including designing and delivering software applications. We are a small but rapidly growing consultancy, owned … looking for candidates with a mix of technical expertise and interpersonal skills, able to work independently or in small teams. The Role: As a Software Engineer, you will play a major role in developing code in the Software Modelling and Simulation, autonomy and geospatial fields, along with ...

Senior Software Engineer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Oxfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
Senior Software Engineer - Hybrid - Salary £70K (DOE) We're currently working with a growing SaaS company based in Oxford that have an exciting job opening for a Senior Software Engineer skilled with C# .NET, Angular, and SQL. You will be guiding architectural decisions, ensuring … rolled out nationally. Part of this position will involve driving the adoption and effective use of emerging AI-assisted development tools and AI Software in the development life cycle (e.g., Cursor, v0) to enhance team productivity and innovation. Essential Experience: Proven experienced leading/mentoring software engineering teams ...

Senior Software Engineer

Hiring Organisation
Additional Resources Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £700 per day
exciting opportunity has arisen for a Senior Software Engineer to join a well-established biotech company using large-scale genetic data and AI to predict disease risk and advance precision healthcare. As a Senior Software Engineer , you will be contributing to the development … scaling of secure, reliable software in a collaborative, agile environment. This is a contract-based role (12 weeks) offering hybrid/remote working options, a salary range of £500 - £700 per day (Inside IR35) and benefits. You will be responsible for: Building and scaling new software products within ...

Senior Software Engineer Python

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £100,000 per annum
Senior Software Engineer (Python) Hybrid London (2 days/week) Up to £100,000 + Benefits We're hiring a Senior Software Engineer to play a key role in building and scaling a high-impact ad-fraud prevention platform used globally. This … senior IC role for engineers who enjoy ownership, solving complex problems, and setting a high bar for engineering quality. What you'll do: Lead delivery of complex, cross-service features Make pragmatic architecture and design decisions Own services end-to-end, including performance, reliability, and incident response Set standards ...

Senior Embedded Software Engineer

Hiring Organisation
Owen Daniels
Location
Andover, Hampshire, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £70,000 per annum
Senior Embedded Software Engineer? Do you have experience in writing and testing code in Embedded C, C++ and Python? Are you confident working with products involving motor or motion control? If so, an exciting permanent opportunity has arisen to join a company specialising in the design … manufacture of complex electromechanical devices and machines. Senior Embedded Software Engineer Permanent OpportunityASAP StartMonday to Friday (Flexible start/finish times & hybrid working available)Location: Andover Company Info: The business is a respected, family-run business that’s been transforming lives for over a century. This leading ...

Senior Software Engineer

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
Romsey, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£60000 - £80000/annum Company Benefits
Senior Software Engineer Salary: £60,000 - £80,000 Location: Romsey Sector: Defence and National Security You will join a leading defence and national security consultancy, working on software for products in the RF communication and sensors domain. You will be responsible for the detailed design, implementation … testing of components of the product software, working with an agile team. There is a degree of flexibility as to the agile tasking within the agile software team, depending on your expertise, the role can flex to focus either on Modern UI design and implementation or Embedded software ...

Senior Embedded Software Engineer

Hiring Organisation
ZENOVO LTD
Location
Basingstoke, Hampshire, South East, United Kingdom
Employment Type
Permanent
Salary
£75,000
Senior Embedded Software Engineer Location : Basingstoke (On-site 2 days per week) Salary Up to £75,000 (depending on experience) We're looking for a Senior Embedded Software Engineer to join a growing, multi-disciplinary engineering team in Basingstoke. You'll be working alongside … Software, Electronic, and Mechanical Engineers, contributing to the design and development of robust, high-quality electronic systems in a collaborative, engineering-led environment. A suitable applicant will have 8+ years' experience working in an Embedded Role, developing C++ and knowledge of programming into Hardware to a high standard. ...

Senior Software Engineer

Hiring Organisation
Method-Resourcing
Location
St. Albans, Hertfordshire, South East, United Kingdom
Employment Type
Permanent
Salary
£75,000
Senior Software Engineer ?? St Albans (Hybrid) ??£75,000 + Bonus + Shares Method Resourcing partnering with a market-leading IoT technology provider supporting sectors such as fire, security, utilities, and critical infrastructure. Backed by private investment and operating internationally, this organisation is continuing to scale its engineering … capability as its products and customer base grow. They're now looking for a Senior Software Engineer to join a highly capable signalling/IoT engineering team. The role This is a hands-on senior engineering role focused on designing, building, and operating the software ...

Senior Embedded Software Engineer

Hiring Organisation
ZENOVO LTD
Location
Basingstoke, Hampshire, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £75,000 per annum
Senior Embedded Software Engineer Location : Basingstoke (On-site 2 days per week) Salary Up to £75,000 (depending on experience)We’re looking for a Senior Embedded Software Engineer to join a growing, multi-disciplinary engineering team in Basingstoke.You’ll be working alongside Software … Hardware to a high standard.If you have mostly worked with C and have limited C++, this specific role is not for you. As a Senior Embedded Software Engineer, you will: Design, develop, and maintain embedded software in C++ for 32-bit microcontroller-based Motion Control SystemsTake ...

Senior Software Engineer

Hiring Organisation
Copello Global
Location
Hampshire, England, United Kingdom
Senior Software Engineer Location - Southampton, Hampshire Salary - Competitive Security - Due to the nature of this position, you must be eligible to achieve a minimum of SC clearance, be a British Citizen and have resided in the UK for the last 5 years. Overview: Copello are working with … leading defence business who are looking for a skilled Senior Software Engineer to join a dynamic team working on RF communication and sensor systems. Key Responsibilities: Design and develop software components Implement and test software within an agile team Collaborate with stakeholders to ensure technical ...

Senior Software Engineer

Hiring Organisation
Annapurna
Location
Surrey, England, United Kingdom
Senior Software Engineer 📍 Surrey- Hybrid 2 days onsite | 💼 Permanent | Department: Digital & Technology Salary: Up to £60,000-£80,000 A well-established professional services firm is expanding its Technology & Digital Advisory function and is seeking a Senior Software Engineer to join their growing team. … This role offers the opportunity to work on software that underpins key advisory services, collaborating across technical and business teams to deliver robust, scalable solutions. What You’ll Do Design, develop, test, and maintain backend or full-stack software features. Translate business requirements into technical solutions, working closely ...

Senior Software Engineer

Hiring Organisation
Spectrum It Recruitment Limited
Location
Fareham, Hampshire, South East, United Kingdom
Employment Type
Permanent
Salary
£85,000
Senior Software Engineer required by a high-tech company located in Fareham. Due to continued success they are looking to grow their software team developing products for Android platforms. The successful Senior Software Engineer is likely to have a degree in Computer Science ...

Senior Software Engineer

Hiring Organisation
Spectrum It Recruitment Limited
Location
Fareham, Hampshire, United Kingdom
Employment Type
Permanent
Salary
GBP 85,000 Annual
Senior Software Engineer required by a high-tech company located in Fareham. Due to continued success they are looking to grow their software team developing products for Android platforms. The successful Senior Software Engineer is likely to have a degree in Computer Science ...

Senior Software Engineer

Hiring Organisation
Spectrum IT Recruitment Limited
Location
Fareham, Hampshire, UK
Employment Type
Full-time
Senior Software Engineer required by a high-tech company located in Fareham. Due to continued success they are looking to grow their software team developing products for Android platforms.The full job description covers all associated skills, previous experience, and any qualifications that applicants are expected … have. The successful Senior Software Engineer is likely to have a degree in Computer Science or similar subject and commercial experience developing Android applications using xxuwjjq .NET MAUI. Key experience C# MAUI SQL Experien... ...

Senior Software Engineer

Hiring Organisation
Randstad Technologies
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£53.85 - £61.68 per hour
Senior Software Engineer Location: London (Hybrid) Contract Duration: 6 months Join a specialized Applied AI team driving innovation in business operations. The group accelerates AI transformation by developing agentic systems and full-stack infrastructure to automate workflows and drive efficiency. We're seeking a Senior Software Engineer (L5) to deliver production-grade code while architecting autonomous AI workflows. This role combines technical expertise, product thinking, and scaling AI solutions across complex systems, working in a small agile team within a larger engineering organization. Key Responsibilities Design, develop, and deploy AI-powered systems that enhance ...

Senior Software Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
Brighton, East Sussex, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £75,000 per annum, Inc benefits
Senior Software Engineer Salary: Up to £75,000 Hybrid - 2 days a week in office (Brighton) Why join us? We work at the intersection of creativity, data, and cutting-edge technology to turn ideas into measurable impact. Our strength comes from diverse perspectives, collaborative teams … puts people first. Backed by a global media and content network, we build tools that reach real audiences at scale. The role As a Senior Software Engineer, you'll design and build high-impact tools, automation, and platforms used across global media, SEO, paid media, and content ...

Senior Software Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £75,000 per annum, Inc benefits
Senior Software Engineer Salary: Up to £75,000 Hybrid - 2 days a week in office (London/Brighton/Cardiff) Why join us? We work at the intersection of creativity, data, and cutting-edge technology to turn ideas into measurable impact. Our strength comes from diverse perspectives … puts people first. Backed by a global media and content network, we build tools that reach real audiences at scale. The role As a Senior Software Engineer, you'll design and build high-impact tools, automation, and platforms used across global media, SEO, paid media, and content ...

Senior Software Engineer (.NET)

Hiring Organisation
Oscar Associates (UK) Limited
Location
Oxfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
Senior Software Engineer (.NET) Financial Services Consultancy | Payments & Gateways ?? Oxford area (Hybrid - 3 days in office) ?? £70,000 base + discretionary bonus I'm currently working with a well-established financial services technology consultancy based in the Oxford area . The business specialises in delivering complex, high … banks, FinTech's, and payment providers, with projects heavily focused on payment integrations and gateway platforms . They're looking to hire a Senior Software Engineer to join their engineering team, someone who can combine hands-on development with mentoring and technical leadership. The Opportunity This ...