22 of 22 Senior Software Engineer Jobs in Hampshire

Senior Software Engineer

Hiring Organisation
Formula Recruitment
Location
Portsmouth, Hampshire, UK
Employment Type
Full-time
Contract role : Senior Software Engineer : Up to £475 per day Outside IR35 : 6 months rolling : Hybrid Monthly (London) An innovative digital consultancy is looking for experienced Senior Software Engineers to design and architect scalable, high-performance systems for a cutting-edge platform being developed … major client. In this role, you'll tackle complex technical challenges as part of an agile team following Scrum methodologies. As a Senior Software Engineer, you'll set the standard for code quality and best practices, actively contributing to code reviews and collaborative programming sessions with your ...

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 Software Engineer

Hiring Organisation
STSdefence
Location
Gosport, Hampshire, South East, United Kingdom
Employment Type
Permanent
Senior Software Engineer will work within the Systems and Software team in the Programmes area of STS Defence, developing and maintaining software throughout the Software Development Lifecycle from requirements elicitation, through to in service delivery. The post will provide technical leadership on software projects for key stakeholders and on software development activities undertaken by the company. This includes responsibility for managing code and quality reviews to ensure relevant quality standards are met across the software team. The Senior Software Engineer will also assist in support of wider ...

Senior Software Engineer

Hiring Organisation
Sirius Digital
Location
Portsmouth, Hampshire, South East, United Kingdom
Employment Type
Permanent
Salary
benefits, pension (7% contribution), 25 days holiday & life insurance
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
Conquer AI
Location
Portsmouth, Hampshire, UK
Employment Type
Full-time
Senior Software Engineer/Agentic AI and Machine Learning Conquer AI Location: UK based, remote friendly About Us! Conquer AI is a specialist AI consultancy and software engineering firm that helps enterprises reimagine critical processes using AI. We work with FTSE 100, FTSE 250, and Fortune … models. Everything we build has to be accurate, explainable, and able to stand up to scrutiny. The role! Conquer AI is looking for a Senior Software Engineers to join our senior engineering & delivery teams. This role is hands on and technical. You will be designing and building ...

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
Matchtech
Location
Farnborough, England, United Kingdom
Senior Software Engineer – Secure Systems & Advanced Cyber (Farnborough) Work on real-world engineering challenges that directly contribute to the UK’s defence and national security. We’re looking for a Senior Software Engineer to join a small, highly capable team developing next‐generation secure … where you’ll thrive. What you'll be doing: You’ll join a multidisciplinary engineering group that designs, prototypes, and delivers high‐assurance hardware–software solutions used in some of the most demanding security environments in the UK. You’ll work on projects from early-stage research through ...

Senior Software Engineer

Hiring Organisation
JAM Recruitment Ltd
Location
Portsmouth, Hampshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
Up to £68.55 per hour
Senior Software Engineer x 2 Portsmouth £68.55 Inside IR35 12 month contract About the Role We are seeking 2 highly skilled and motivated Senior Software Engineers to join a growing engineering team. This is an opportunity to work on mission-critical systems that support national … security, advanced defence platforms, and next-generation technologies. As a senior member of the team, you will play a key role in designing, developing, and delivering high-integrity software solutions within a secure and collaborative environment. What you'll be doing: Designing, reviewing, developing, testing, documenting, configuring ...

Senior Software Engineer - Security Cleared

Hiring Organisation
NSD
Location
Farnborough, Hampshire, South East, United Kingdom
Employment Type
Permanent
Senior Software Engineer - SC Cleared Location: Farnborough (Hybrid/On-site) Salary: Up to £100,000 (dependent on experience) Clearance: Active SC clearance (willing and eligible to go through DV) To Apply: Email An opportunity for a senior software engineer to work alongside security … researchers on technically challenging problems with real-world impact. The role involves developing complex software used to analyse, interact with, and expose unintended behaviour in a wide range of platforms and systems. You'll gain deep exposure to operating system internals and unconventional environments, with a strong focus ...

Senior Software Engineer (C++ / Unreal Engine)

Hiring Organisation
Talent Locker
Location
Portsmouth, Hampshire, South East, United Kingdom
Employment Type
Permanent
Salary
£70,000
Senior Software Engineer Portsmouth | Hybrid, 3 days onsite £50,000-£75,000 plus bonus and benefits This Senior Software Engineer role is ideal for a hands-on engineer with experience in C++ and Unreal Engine, working on complex, performance-critical software across … geospatial domains. The position focuses on building robust, scalable systems while offering clear progression towards technical leadership. The role sits within a growing software and data science consultancy delivering end-to-end solutions across defence, energy, transport and health. You will work alongside experienced engineers, data scientists and subject ...

Senior Software Engineer

Hiring Organisation
Understanding Recruitment
Location
Southampton, UK
Employment Type
Full-time
Senior Software Engineer – Backend (TypeScript/Node.js) Remote (UK) Circa £150,000 This opportunity is with a growing B2B technology company building backend-heavy products used by enterprise customers in a regulated space. The platform focuses on reliability, data correctness, and operational robustness. The business is continuing … investing in strengthening the foundations of its backend systems as both the product and customer base grow. The Role: They're looking for a Senior Backend Software Engineer to join one of their product engineering teams, with a focus on building and running services in TypeScript/ ...

Senior Software Engineer (C++ / Unreal Engine)

Hiring Organisation
Talent Locker
Location
Portsmouth, Hampshire, United Kingdom
Employment Type
Permanent
Salary
GBP 70,000 Annual
Senior Software Engineer Portsmouth Hybrid, 3 days onsite £50,000-£75,000 plus bonus and benefits This Senior Software Engineer role is ideal for a hands-on engineer with experience in C++ and Unreal Engine, working on complex, performance-critical software across ...

Senior Software Engineer

Hiring Organisation
Sirius Digital
Location
Portsmouth, Hampshire, UK
Senior Software Engineer Salary: Negotiableplus 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. xkybehq We are a small but rapidly growing consultancy, owned ...

Senior Software Engineer

Hiring Organisation
Sirius Digital
Location
Portsmouth, Hampshire, United Kingdom
Employment Type
Permanent
Salary
GBP 7 Annual
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 ...

Senior Software Engineer

Location
Portsmouth, Hampshire, United Kingdom
style="" span style=" font-weight: 600;" Senior Software Engineer/span/p p style="" span style=" font-weight: 600;" Salary: Negotiable/span span style=" font-weight: 600;" plus benefits, pension (7% contribution), 25 days holiday & life insurance/span/p p style … looking for senior software engineers with a range of levels of experience including designing and delivering software applications./p p style="" We are a small but rapidly growing consultancy, owned by four highly experienced and recognised practitioners in UK defence consultancy. We are l.../ ...

Senior Software Engineer- GCS

Hiring Organisation
Insignis
Location
Fareham, Hampshire, United Kingdom
Employment Type
Permanent
DESCRIPTION Job title: Senior Software Engineer - GCS Location: Fareham, Hampshire Responsible to: Principal Engineer - GCS Liaison with: All Kraken staff, sub-contractors, customers, and suppliers About the role: To work on the development of user-facing Ground Control Station (GCS) software designed to enable operators … them. You will be expected to run UI experiments with our in-house team of operations experts and with key customers to determine critical software requirements. You should be comfortable handling complex workloads across R&D, prototyping, and mission-critical production deployments. Primary responsibilities include, but are not limited ...

Senior Software Engineer

Hiring Organisation
Candour
Location
Portsmouth, Hampshire, UK
Employment Type
Full-time
Senior Software Engineers – Cheshire (Remote with adhoc visits) – £65,000- £70,000 Tech: C#, .NET Core, React, Cloud Platforms, RabbitMQ, Kafka, Terraform Are you looking to join a seriously talented team undergoing a major transformation? You'll work alongside high‐level engineers, testers, and architects to modernise systems … that values innovation, collaboration, and continuous improvement. You will primarily drive backend service development, modernise tooling, and enhance engineering quality. If you're a senior‐level engineer where you can influence how things are built and delivered, this is an opportunity worth exploring. What You'll Bring.. • Supportive ...

Senior Software Engineer (Python, TypeScript, AWS)

Hiring Organisation
TopTek Talent
Location
Basingstoke, Hampshire, UK
Employment Type
Full-time
Senior Software Engineer (Python/Backend) | Python (Flask), TypeScript , AWS Location: London-based, Highly Flexible (Open to Remote Working Outside London) Compensation: £110,000 + Equity Role: Senior Full Stack (70% Backend/30% Frontend) The Challenge We are representing a highly profitable, London-based technology … database schema, building the API, managing the AWS infrastructure, and setting up the monitoring. High Talent Bar: You'll be working alongside a small, senior team where the culture is built on high-bandwidth communication, intellectual curiosity, and zero bureaucracy. The Technical Mission Scale the Core: Architect and maintain ...

Senior Software Engineer (C++/Qt)

Hiring Organisation
Codan
Location
PO15, Whiteley, Hampshire, United Kingdom
Employment Type
Permanent
internationally across military, defence and government markets, enabling secure video, data and communications across complex networked environments. About the Role At DTC, our Software Engineers enjoy a varied role with a steady stream of challenging projects to work on. As a Senior Software Engineer within … product portfolio across multiple sectors. You will work across the full product lifecycle, shaping requirements, defining scalable architectures, and delivering secure, high integrity software used in operational environments. The role combines enhancement of established, nationally deployed platforms with the development of new products and capabilities, particularly within emerging military ...

Senior Software Engineer

Hiring Organisation
Insignis
Location
Fareham, Hampshire, United Kingdom
Employment Type
Permanent
title: Principal Software Engineer - Autonomy Location: Fareham, Hampshire Responsible to: Autonomy & Control Director Liaison with: All Kraken staff, sub-contractors, customers, and suppliers Role overview: To lead the software development of a high-level autonomy capability to be deployed to all Kraken autonomous vehicles. This … engineers, to integrate autonomy solutions. Develop and maintain high-quality, well-documented code using C++ and Python. Conduct rigorous testing and validation of autonomy software in both simulated and real-world environments. Provide technical leadership, mentoring, and guidance to junior engineers and researchers. Balance R&D experimentation with production ...

Senior Software Engineer

Hiring Organisation
Aveni
Location
Portsmouth, Hampshire, UK
Employment Type
Full-time
adoption of AI in financial services accelerates, and we're now scaling our engineering organisation to meet that demand. Our engineering team includes experienced software engineers and PhD-level AI specialists, with strong ties to the University of Edinburgh, giving you access to exceptional expertise and opportunities for continuous … learning as part of the day-to-day work. The Role As a Software Engineer at Aveni, you'll be responsible for building and scaling the products that sit on top of FinLLM (the UK's first LLM for the Financial Services industry) and other LLMs, enabling financial ...

Senior Embedded Software Engineer

Hiring Organisation
Codan
Location
PO15, Whiteley, Hampshire, United Kingdom
Employment Type
Permanent
About Us DTC | A Codan Company is a technology company based in Whiteley, Hampshire. We specialise in the research and development of wireless and critical RF communication systems. Our Engineers work at the edge of ...