1 to 25 of 55 Senior Software Engineer Jobs in the South East

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 £500 - £750 per day (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 R&D companies, Multi-National Consultancies to SME's and product based companies. Due to the nature of … the work these clients do, you must hold enhanced DV Security Clearance. WHAT WILL THE SENIOR SOFTWARE ENGINEER BE DOING? As a Senior Software Engineer, you will work with an experienced agile team to design and deliver packages of bespoke work, work development teams and liaise with customers. You will work through the entire More ❯

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 of the work you must hold enhanced DV Security Clearance. WHAT WILL … THE SENIOR SOFTWARE ENGINEER BE DOING? As a Senior Software Engineer, you will work with an experienced agile team to design and deliver packages of bespoke work, work development teams and liaise with customers. You will work through the entire software development life cycle from requirements capture to R&D, implementation to automation. More ❯

Senior Embedded Software Engineer Hampshire Hybrid working (1 Day week in office) Aerospace & Defence 35 Hour week The Role - Senior Embedded Software Engineer This is an outstanding opportunity for a Senior level Embedded Software Engineer to join a prominent global aerospace business in the development of safety critical software solutions. … You will be responsible for designing, developing, and testing software within the avionics development team. You ll need to be a methodical engineer with a strong background in optimising systems utilising embedded C++ coding, and whilst aerospace experience would be hugely beneficial, this is not a prerequisite. Duties - Senior Embedded Software Engineer Lead full lifecycle … of design, implementation and test of aerospace software products. Ensure compliance with Aerospace safety standards. Maintaining and managing continuous software integration and testing processes. Ensure software quality and reliability. Identifying software failures and implementing effective solutions. Mentor less experienced team members. Background - Senior Embedded Software Engineer A bachelor s degree in engineering Extensive More ❯

Senior Embedded Software Engineer Hampshire Hybrid working (1 Day week in office) Aerospace & Defence 35 Hour week The Role - Senior Embedded Software Engineer This is an outstanding opportunity for a Senior level Embedded Software Engineer to join a prominent global aerospace business in the development of safety critical software solutions. … You will be responsible for designing, developing, and testing software within the avionics development team. You’ll need to be a methodical engineer with a strong background in optimising systems utilising embedded C++ coding, and whilst aerospace experience would be hugely beneficial, this is not a prerequisite. Duties - Senior Embedded Software Engineer Lead full lifecycle … of design, implementation and test of aerospace software products. Ensure compliance with Aerospace safety standards. Maintaining and managing continuous software integration and testing processes. Ensure software quality and reliability. Identifying software failures and implementing effective solutions. Mentor less experienced team members. Background - Senior Embedded Software Engineer A bachelor’s degree in engineering Extensive More ❯

Senior Software Engineer Tech : AWS, NodeJS, TypeScript, JavaScript, ReactJS Why? scaling FinTech, revolutionising the industry Location : Hybrid - 1-2 days in the office (Central London) Our Client A new UK-based financial services provider is launching credit card, personal loans and insurance offerings aimed at delivering fair, flexible, and user-friendly financial products to consumers. The organisation … is committed to empowering individuals by enhancing their understanding and control of personal finance through clarity, intelligence, and technology. Senior Software Engineer - Responsibilities Design, develop, and maintain advanced applications. Collaborate with cross-functional teams to define, design, and ship new features. Optimize components for maximum performance across a vast array of web- capable devices and browsers. Maintain … the highest quality. Troubleshoot and debug to optimize performance. Provide code reviews, feedback, and mentorship to junior developers. Stay up-to-date with new technology trends, applications, and protocols Senior Software Engineer - Experience Required Proven experience as a Full Stack Engineer or similar role with a strong portfolio of projects. Expertise in Node.js and AWS Lambda More ❯

Senior Software Engineer, C++, COR7263 This is a rare opportunity for an experienced, Senior Software Engineer with skills in C++ and Rust, to join an historic British icon at the forefront of Engineering. The Role Ideally with a background in aerodynamics, data science, vehicle dynamics or computer simulations, the Senior Software Engineer will work closely with Design Engineers, Mechanical Engineers and other technical users, to gather and understand the requirements necessary to ultimately design, develop and maintain the software and computational tools they use - a variety of applications across both web and desktop, such as state-of-the-art simulations, real time data and bespoke analysis tools. Benefits include: Bonus … within Engineering, or other technical environments would be of benefit I want to do that! If you have any questions or would simply welcome a chat about this excellent Senior Software Engineer position and company, just call me or drop me an email, as I'd love to hear from you! If, though, you think this role More ❯

Senior Software Engineer Location: London (Hybrid 2 Days a week) Salary: £70,000 - £90,000 TypeScript - Node - React - GraphQL - AWS - CI/CD - The Opportunity We're working with a fast-growing technology business that is looking to add a Senior Software Engineer to their high-performing, cross-functional engineering team. This is a … seeking someone who thrives on solving complex challenges, loves collaborating in a modern engineering environment, and has a passion for writing clean, well-tested code. The Role As a Senior Software Engineer, you will: Build & Deliver - Design, develop, and maintain full-stack solutions using TypeScript, AWS, GraphQL, and more. Take Ownership - Work across frontend, backend, and infrastructure … Help integrate AI and automation into the product suite to tackle problems in smarter ways. Collaborate - Contribute to code reviews, pair programming, and technical discussions within a talented team. Engineer with Quality - Apply TDD practices, ensuring robust automated testing and CI/CD pipelines. Keep Systems Running Smoothly - Ensure applications are secure, scalable, observable, and performant in production (tools More ❯

Are you an experienced Senior Software Engineer - C# actively looking for a new role? Do you live in the Hertfordshire area or would love the opportunity to relocate and work in one of the UK's most exciting tech hubs? If so, my client has a superb role available to strengthen their R&D team. You will … play a key role in in all aspects of design, implementation and debugging of software to bespoke robotic applications. In this experienced Senior Software Engineer - C# job based in Royston you will be responsible for the following: Design user interfaces that are both intuitive and easy to navigate. Oversee the complete software development lifecycle for … new projects, taking accountability for the software aspects of assigned responsibilities. The successful applicant for this Senior Software Engineer - C# job based in Royston you must be: Proficient in C# and .NET. Have a 2:1 or above degree in electronic engineering, software engineering, or a comparable technical field. Provable professional experience in a related More ❯

Senior Software Engineer (TypeScript Full Stack) London/WFH to £100k Do you enjoy problem solving and working with a range of technologies including functional programming languages such as Elixir, using the right tool for the job? You could be progressing your career in a senior, hands-on Software Engineer role at a successful … office per week) Vitality Healthcare Continuous career development and learning opportunities Influential role as part of a small, close knit team Complex and interesting work Your role: As a Senior Software Engineer you will take ownership, working on technically challenging Greenfield development projects. You'll be working on complex problems with scalability and reliability in mind, across … educated in Computer Science or similar STEM discipline, having achieved a 2.1 or above from a Russel Group/Oxbridge or top 100 global university You are an experienced software engineer with a strong knowledge of best practices and Computer Science fundamentals and experience of delivering complex, data centric software You have advanced analytical and problem solving More ❯

Senior C++ Software Engineer/Developer Remote UK to £70k Are you a Senior C++ Software Engineer with a strong knowledge of broadcasting systems? You could be progressing your career in a hands-on, technical leadership role at a market leading media software house, the flagship product, is a pseudo real time multi … threaded iTV broadcasting application that enables television broadcasters worldwide to automate playout, handle acquisition, allow low and high resolution editing and manage assets. As a Senior C++ Software Engineer you will design and implement new features and improvements on the core automation playout/scheduling software, working across the full software development lifecycle. As a … senior member of the team you'll mentor others and act as a champion for development techniques, promoting the use of reviews, latest technologies, tools and techniques whilst working with a modern technology stack including C++17/C++20. Location/WFH: There's a remote first policy so you can work from home from anywhere in the UK. About More ❯

Job Description Senior Software Engineer Location: Farnborough, with flexibility to work from home dependent on business demands The Role: We are in search of a Senior Software Engineer t o support a Government Critical National Infrastructure project. As a Senior Software Engineer you will l ead multiple software development team … his position is a full time, permanent role and applicants must have SC clearance or be willing to undergo the clearance process. What will I be doing? Lead multiple software development team(s) to deliver solutions with architectures that provide capability improvements, reduced costs and flexibility to adapt quickly to customer needs. Understand high-level features and desired outcomes … Assist Team building, understanding and analyzing desired outcomes. Responsible for the application-level outcomes, prioritisation of those outcomes and maintaining a roadmap of capability improvements (in conjunction with the Senior Leadership Team) related to the softwares architecture and the end-to-end design. Formulate software designs that create solutions meeting various desired outcomes (both now and future) while More ❯

Senior Software Engineer | Node | TypeScript | React | APIs | Greenfield | AWS | Microservices | £90,000-£95,000 + 10% Discretionary Bonus + Benefits Method Resourcing is thrilled to be partnering with a global leader in the travel services and benefits sector. They're looking for a Senior Software Engineer to drive innovation and drive forward greenfield functionality … as the company dives into AI. The role: As a Senior Engineer, you will join a collaborative, high-impact team where you'll help shape and deliver cutting-edge solutions. This role gives you the chance to design and build cloud-native platforms that leverage AI, automation, and modern architectures at scale. Beyond coding, you'll have a … strong voice in product direction, architectural strategy, and fostering an engineering culture rooted in best practices. If you enjoy creating clean, reliable software while working closely with other skilled engineers, this is an opportunity to make a meaningful impact. Skills & experience we are looking for: Tech Stack Expertise - Skilled in TypeScript (Node.js mainly but also React, this role is More ❯

Senior Software Engineer required by an established technology company located in Staines. Hybrid working - three days per week in the office. The Senior Software Engineer will focus on developing and maintaining SDKs for for four key products spanning JavaScript (TypeScript), Roku (BrightScript), Android (Java) and iOS (Objective-C). The Senior Software Engineer will be the "code owner" for JavaScript and Roku SDKs. Key Responsibilities Being "code owner" for JavaScript and Roku SDKs Analysing and defining new requirements Maintaining and improving CI/CD Ensuring feature parity and API alignment between different platforms SDK improvements where possible Helping define software development practices, policies & tooling Key Experience Strong JavaScript knowledge … Commercial experience with Java and/or Objective-C Version control and other core software engineering skills Experience in any of the following areas would be advantageous but is not a prerequisite Python or similar scripting language Roku Android and/or iOS React or similar web application framework Node XML/JSON If you are seeking a role More ❯

Senior Software Engineer required by an established technology company located in Staines. Hybrid working - three days per week in the office. The Senior Software Engineer will focus on developing and maintaining SDKs for for four key products spanning JavaScript (TypeScript), Roku (BrightScript), Android (Java) and iOS (Objective-C). The Senior Software Engineer will be the "code owner" for JavaScript and Roku SDKs. Key Responsibilities Being "code owner" for JavaScript and Roku SDKs Analysing and defining new requirements Maintaining and improving CI/CD Ensuring feature parity and API alignment between different platforms SDK improvements where possible Helping define software development practices, policies & tooling Key Experience Strong JavaScript knowledge … Commercial experience with Java and/or Objective-C Version control and other core software engineering skills Experience in any of the following areas would be advantageous but is not a prerequisite Python or similar scripting language Roku Android and/or iOS React or similar web application framework Node XML/JSON If you are seeking a role More ❯

Senior Software Engineer We're currently working with a growing SaaS company based in Banbury that are looking for a Senior Software Engineer skilled with C# ASP.NET, Angular, and SQL. This role will naturally grow in to a Lead Engineer position as the team grows. You will be working to develop and build … out nationally, and then internationally. This role is based in Banbury, and it will require you to be onsite a minimum of two days per week. Essential Experience: Professional software engineering experience (typically 5+ years) using C#/ASP.NET (Core & Framework) and modern JavaScript/TypeScript frameworks, particularly Angular (v8+). Significant understanding and practical experience with relational databases … Azure). Benefits: Competitive Base Salary Hybrid Working Private Healthcare 33 Days Holiday 37.5 Hour work weeks - flexi-hours Great career progression This is a great opportunity for a Senior Software Engineer skilled with C# .NET and Angular, to join a great company offering an incredible benefits package, with the opportunity for further career progression. Please apply More ❯

Senior C++ Software Engineer/Developer (Linux SQL C++17) London/WFH to £110k Global-leading FinTech is seeking a Senior C++ Software Engineer to take ownership of strategic enhancements on their core platform, as well as directly on bespoke client projects. The organisation is a pioneer in the field of cross-asset securities … and derivatives post-trade processing technology, and have created ground-breaking, adaptable software that produces secure and scalable solutions for peak operational efficiency and optimum business performance for their clients. This is an exciting opportunity to accelerate your career alongside established business and technology leaders, and gain/deepen your finance experience. As a C++ Software Engineer … motivated by working on cutting-edge systems and engineering complex solutions You're a positive, proactive team member who excels when working collaboratively You have a strong knowledge of software engineering best practices You're degree educated, having achieved a 2.1 or above in a STEM discipline Ideally you will have experience working in a financial services or trading More ❯

Senior Software Engineer II page is loaded Senior Software Engineer II Apply locations UK - Grosvenor House (Southampton) time type Full time posted on Posted Yesterday job requisition id R97533 About the Business: At Cirium, our goal is to keep the world connected. We are the industry leader in aviation analytics; helping our customers understand … terabytes of flights, events and news data and we constantly add new data sources. What we are looking for is someone with sound technical knowledge in ML, statistics and software engineering, the creativity to leverage this knowledge in solving unusual problems and the will to operate while outside his/her comfort zone About the Role: You'll be … part of our Software Engineering squads, working with talented engineers and performing complex research, design, and implementation within a software functional area or product line. Your role will cover all aspects of the software development lifecycle as you will develop, refactor, fix, test and review new software functionality, improvements, and bug fixes to our product portfolio. More ❯

Senior Software Engineer C#, Azure, DevOps, ElasticSearch, Kubernetes Hybrid - 2 days per week on-site in Southampton Salary: £68,000 + 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 More ❯

Senior Software Engineer C#, Azure, DevOps, ElasticSearch, Kubernetes Hybrid - 2 days per week on-site in Southampton Salary: £68,000 + 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 More ❯

Senior Software Engineer - Python £55000 - 65000 GBP Onsite WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Senior Software Engineer - Python Full-time | Hybrid | Locations: Bristol, Cheltenham, Plymouth, Manchester Our client is a specialist technology consultancy delivering bespoke software and data solutions to government, defence, and critical national infrastructure sectors. They are … looking for a Senior Software Engineer with strong Python expertise to join a high-impact programme, developing solutions that address complex operational challenges. The position is hybrid, with customer-facing work expected on a regular basis (typically every two weeks). What You'll Do Design, develop, and test high-quality software solutions. Work across diverse … calendar with regular team events, summer parties, and company-wide awaydays. Onsite perks including lunch and drinks allowances. This is an opportunity to join a forward-looking team delivering software that genuinely makes a difference in critical infrastructure. You'll work on meaningful projects, enjoy flexibility and career growth, and be part of an environment that values both technical 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 … + 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 … 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 Developer An exciting opportunity awaits a Senior Software Engineer to join a well-established design consultancy specializing in advanced signal and image processing technology. We are looking for an experienced professional to bring both expertise and innovative solutions to highly complex, cutting-edge projects. You will be at the forefront of product development … mentoring junior engineers, and collaborating closely with multidisciplinary teams to push the boundaries of software and embedded systems. With access to continuous learning opportunities and collaboration with industry leaders, this role is perfect for a senior engineer who thrives in a challenging, forward-thinking environment. Key Qualifications : 5+ years of experience in software development, with an … lead and mentor junior engineers Benefits : Competitive salary commensurate with experience 25 days of paid leave plus public holidays 10% pension contribution Comprehensive life insurance and income protection Position : Senior Software Developer – Signal/Image Processing Location : Surrey Apply : Send your CV to kristian AT enterpriserecruitment DOT com More ❯

Senior Software Engineer UK Remote Are you ready to put your technical expertise to work in transforming services that directly improve lives across the UK? Our client provides emergency accommodation and vital support for some of the countrys most vulnerable people including survivors of domestic abuse, refugees, and individuals seeking asylum. Their mission is to create safe … environments and deliver innovative solutions that protect and empower those most in need. They are now looking for a Senior Software Engineerto take a key role in rebuilding and modernising their software landscape. This is a unique opportunity to shape critical systems that underpin essential frontline services. Whats on Offer Fully remote within the UK Salary up … pipelines, version control, testing, and code reviews Excellent communication skills, able to work effectively with diverse teams Background in Agile methodologies Eligible for SC Clearance If youre a seasoned Senior Software Engineer passionate about building scalable solutions, and want your skills to make a real difference, wed love to hear from you. Due to close links to More ❯

Job Title: Senior Software Engineer Our Client: Our Client operates in the Scientific Technology industry, providing cutting-edge solutions for a range of scientific applications. They are known for their inclusive and innovative culture, fostering growth and development among employees. Role Summary: Our Client is seeking a Senior Software Engineer to join their dynamic … team in Oxford. The successful candidate will play a vital role in developing and supporting software applications and drivers for a variety of Oxford Instruments products. Reporting to the Software Manager, this position is crucial for ensuring projects meet customer requirements and overseeing the complete software development lifecycle. Responsibilities: Collaborate within an Agile team to deliver high … quality software solutions Utilise software design methodologies to develop robust components and systems Participate in design reviews and explore new tools and techniques Provide ongoing support for new and existing products Ensure documentation is up-to-date to facilitate system maintenance Stay abreast of industry trends and suggest enhancements for product performance Essential Skills & Experience: Degree in Science More ❯

Job Title: Senior Software Engineer Our Client: Our Client operates in the Scientific Technology industry, providing cutting-edge solutions for a range of scientific applications. They are known for their inclusive and innovative culture, fostering growth and development among employees. Role Summary: Our Client is seeking a Senior Software Engineer to join their dynamic … team in Oxford. The successful candidate will play a vital role in developing and supporting software applications and drivers for a variety of Oxford Instruments products. Reporting to the Software Manager, this position is crucial for ensuring projects meet customer requirements and overseeing the complete software development lifecycle. Responsibilities: Collaborate within an Agile team to deliver high … quality software solutions Utilise software design methodologies to develop robust components and systems Participate in design reviews and explore new tools and techniques Provide ongoing support for new and existing products Ensure documentation is up-to-date to facilitate system maintenance Stay abreast of industry trends and suggest enhancements for product performance Essential Skills & Experience: Degree in Science More ❯