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Senior Software Engineer (C++/Rust) for Hardware Systems

A leading technology recruitment firm is looking for a Senior Software Engineer in the United Kingdom to work on innovative computing projects. The ideal candidate will excel in C++ or Rust programming, with strong skills in hardware systems and GPU integration. Responsibilities include collaborating with hardwa ...

Senior Software Engineer — AI Driven SaaS (Remote Friendly)

SF Technology Partners is seeking a Software Engineer to join their autonomous team in Worcestershire, UK. The role focuses on leveraging AI and AWS technologies within a SaaS framework, offering the chance to work on innovative products and greenfield projects. Candidates should have experience with AI tools an ...

Senior Software Engineer — IoT, Linux & CI/CD Expert

Domino Group is looking for a talented Software Engineer to join their team in Scotland. The role involves designing, building, and maintaining scalable software systems using languages like C#, Python, and C++. Applicants should have a strong educational background in computer science and experience in Linux en ...

Senior/Principal Software Engineer Secure Cloud (SC/DV)

Gemba Advantage is seeking a Senior/Principal Software Engineer to design and deliver secure, scalable software solutions while working in small agile teams. The role requires active SC or DV clearance and entails championing modern engineering practices, shaping architectural direction, and influencing technica ...

Senior Software Engineer (SC/DV) – Cloud, Secure, Hybrid

A technology company serving public sector organizations is seeking a Senior/Principal Software Engineer in Cheltenham. In this hybrid role, you will design and deliver secure, scalable software while influencing technical direction and mentoring team members. Ideal candidates should have experience in productio ...

Senior Microsoft Dynamics 365 F&O Software Engineer

Senior Microsoft Dynamics 365 F&O Software Engineers £60,00 to £80,000 | Hybrid (1 day/month in office - nationwide sites) Join a leading Microsoft Gold Partner delivering cutting-edge Dynamics 365 solutions. We're looking for 2 x Senior Software Engineers who can combine hands-o ...

Senior Microsoft Dynamics 365 F&O Software Engineer

Senior Microsoft Dynamics 365 F&O Software Engineers £60,00 to £80,000 | Hybrid (1 day/month in office - nationwide sites) Join a leading Microsoft Gold Partner delivering cutting-edge Dynamics 365 solutions. We're looking for 2 x Senior Software Engineers who can combine hands-o ...

Senior Software Engineer (SC/DV) – Cloud, Secure, Hybrid

A technology company serving public sector organizations is seeking a Senior/Principal Software Engineer in Cheltenham. In this hybrid role, you will design and deliver secure, scalable software while influencing technical direction and mentoring team members. Ideal candidates should have experience in productio ...

Senior Software Engineer Security Cleared, Secure Cloud Native

A leading digital products company in the UK is looking for Senior and Principal Engineers to design secure, scalable software in agile teams. Applicants must hold active or recently active SC or DV clearance and possess strong experience in delivering production systems. Proficiency in modern programming langua ...

Senior Software Engineer Build High Impact Data Platforms

A leading intelligence service provider seeks an experienced Senior Software Engineer in Croydon. You will contribute to building a modern technology platform, focusing on high-quality data systems and solutions. Ideal candidates have over 6 years of experience, strong problem-solving skills, and familiarity wit ...

Senior Software Engineer: Lead & Mentor on Scalable Systems

A leading insurance provider in Greater London is seeking an experienced software engineer proficient in JAVA, .NET, and JavaScript. The role involves consulting with users, guiding teams, and developing innovative software solutions. Candidates must possess a strong programming background and be familiar with A ...

Senior Software AI Engineer Production Systems, TS/React

A technology company in Greater London is seeking a Senior Software Engineer to design and maintain reliable full-stack systems. You will work in a self-organizing team, focusing on software engineering and applied AI. The ideal candidate should have hands-on experience with TypeScript and React, and possess str ...

Senior Software Engineer – Scalable Real Time Data Systems

A leading tech company in Manchester is looking for a Senior Software Engineer to work in a hybrid role. You will lead a small team to build scalable data-driven systems and develop APIs while working with the latest technologies in cloud computing and big data. Ideal candidates will have over 6 years of experie ...

Senior Software Engineer – AI‑Driven Event Platform (Remote)

A leading event platform company is seeking a Senior Software Engineer to own features from inception to completion. This role emphasizes a hybrid work environment and offers significant career development opportunities. Candidates should have experience with modern languages and frameworks, AI competencies, and ...

Senior Software Engineer AI Driven Real Estate Platform

A fast-growing AI startup in the real estate sector is seeking a Senior Software Engineer to shape their platform and lead the technical roadmap. The ideal candidate will have experience with cloud infrastructure, particularly AWS, and a solid background in Python. This role offers the opportunity to work in a t ...

Senior Test Software Engineer for Mission Critical Defense

A leading technology firm in Stevenage is seeking a Senior Test Software Engineer. This role focuses on developing high-reliability test solutions that integrate complex defence systems without a login screen. You'll need strong skills in C, C++ or ADA, and the ability to work in mission-critical environments. I ...

Senior Software Engineer Hybrid, Impactful Web & API Dev

A charity organization is seeking a Senior Software Engineer to develop and maintain their digital platforms. This role involves hands-on coding and strategic thinking, improving user journeys and overall digital experience. The ideal candidate should have strong front-end development skills in HTML5, CSS3, and ...

Senior Software Engineer – Scalable Real Time Data Systems

A data solutions company based in Manchester is seeking a Senior Software Engineer to enhance their data processing capabilities. The successful candidate will have over 6 years of experience in software development, strong coding skills in Java and Python, and experience with big data technologies. This role of ...

Senior Software Engineer Real Time Racing & DevOps Leader

A leading motorsport team in Brackley is looking for a Senior Software Engineer to enhance software tools and systems. You'll mentor the team, streamline projects, and develop innovative solutions driving race performance. The ideal candidate has a strong background in Agile development, communication skills, an ...

Senior Software Engineer Build a Global Immigration Platform

A technology-driven immigration platform is looking for a Senior Software Engineer based in Greater London. The ideal candidate will be responsible for building their core immigration platform, writing clean code in TypeScript and React, and collaborating with multiple teams. This full-time position requires 3 d ...

Senior Software Engineer, Enterprise Agentic Automation (Remote EMEA)

About the role We’re entering a new era of automation. At Camunda, we’re building the operating system for agentic AI to automate critical business processes. The Enterprise Agentic Automation Team (EAAT) designs and operates production‑grade agentic solutions that serve as proof points for our c ...

Senior Software Engineer – AI Driven, Early Stage, London

A well-funded AI company is seeking a Senior Software Engineer based in London. The ideal candidate has over 5 years of experience in software engineering, ideally from early-stage startups. You will work closely with a team of smart engineers and have the opportunity to work with Python, NodeJS, or TypeScript o ...

Senior Software Engineer, AI Global Treasury Payment Network

About Airwallex Airwallex is the only unified payments and financial platform for global businesses. Powered by our unique combination of proprietary infrastructure and software, we empower over 200,000 businesses worldwide – including Brex, Rippling, Navan, Qantas, SHEIN and many more – with ful ...

Senior Python Software Engineer | AWS, Client Facing, Hybrid

A leading recruitment agency is seeking a Senior Software Engineer (Python) in Bristol. This hybrid role involves working with Agile teams and clients to develop bespoke software solutions. Candidates should have strong Python skills, AWS experience, and client-facing consultancy capabilities. A British passport ...

Senior Embedded Software Engineer (C/C++/ADA) Defence

A leading defence technology company in Stevenage is seeking a Senior Software Engineer skilled in C, C++, or ADA. The role involves working in an advanced defence technology team, creating reliable software, and solving complex challenges. Ideal candidates will have a flexible mindset and experience with time-s ...

Senior Software Engineer – Java, Spring Boot, Cloud & DevOps

A leading defense technology company in the UK seeks a Senior Software Engineer for its teams in Manchester, Gloucester, or London. You will design and build software in a collaborative, cross-functional environment, and must hold current eDV clearance. Responsibilities include delivering critical software acros ...

Senior Software Engineer C#, .NET, React | Hybrid Growth

A Global Commodities Brokerage in the City of London seeks a Senior C#, .NET Software Engineer to join their front office team. This pivotal role involves immediate contributions to the design, coding, and testing of modern web applications, and requires excellent knowledge of C#, .NET, and React. The position o ...

Senior Software Engineer — Scale Robust, Secure Systems (Hybrid)

A fintech startup in London is searching for a Senior Software Engineer to implement robust systems for their rapidly growing app. The ideal candidate will have extensive experience with high-volume applications and proficiency in various programming languages, including Python and Java. This role includes hybri ...

Senior Software Engineer: AI Driven, Kafka Powered Scala

A global sports technology provider is seeking a Senior Software Engineer to join their London team. This role involves leading the design and delivery of scalable solutions and transitioning to industry-standard tools like Kafka. Candidates should have strong experience in Scala, familiarity with SQL databases, ...

Senior Software Engineer – .NET/C#, Azure, Onsite Cranfield

A start-up/scale-up company in the Travel/Events industry is seeking a Mid-Senior level developer to join their team. You will work on a platform that helps companies organize and plan events, ensuring processes and communication are streamlined. Applicants should have excellent experience with .NET & C#, includ ...

Senior Software Engineer, Risk Tech – Build VaR Platforms

A diversified trading firm is seeking a Senior Software Engineer to enhance their Unified Platform - Risk team. The role involves designing and maintaining API and service platforms, with responsibilities across the development lifecycle. Ideal candidates should be fluent in various programming languages and pos ...

Senior Software Engineer — Remote, .NET/C#, TS & Mentorship

A fast-growing tech start-up in Manchester is seeking a Senior Software Engineer to design and build high-quality, scalable software while mentoring junior developers. This role offers real progression in a high-growth business, with the flexibility to work remotely (only 1 day/month in the Manchester office). I ...

Senior XR Software Engineer – On Device Rendering & UX

A leader in construction technology is seeking a Senior Software Engineer to contribute to its innovative ATOM headset. The role involves designing software for well-optimized user experiences, requiring strong C++ skills and experience in real-time graphics. The candidate will collaborate closely with cross-fun ...

Senior Real Time Embedded Software Engineer & Team Lead

A global communications solutions provider in Cambridge seeks an experienced developer to lead complex product development. You will be responsible for planning, designing, and testing high-complexity products, documenting specifications, and mentoring junior members of the team. Candidates must have 8+ years of ...

Senior Software Engineer TRAX London, GBR Posted today

Senior Software Engineer - TRAX Location London Business Area Engineering and CTO Ref # Description & Requirements Description The Trade Automation & Execution group builds the platforms and services that power modern electronic tradin ...

Senior Software Engineer – End to End Energy Tech

A leading energy tech company in Greater London is seeking a Software Engineer to join an elite team focused on building the future of home energy management. You will take full ownership of your code, from design to deployment, working with technologies such as Node.js, TypeScript, and React. The role offers au ...

Senior Software Engineer — AI/ML Backend & Data Pipelines

Datalex is seeking a Senior Software Engineer specializing in Python-based AI/ML development to design and deploy machine learning features. The role involves building APIs, collaborating on CI/CD, and mentoring Junior Engineers. Candidates should have 8+ years of experience, strong knowledge of AI technologies, ...

Senior Software Engineer Margin Technology Assistant Vice President

For additional information, please review .Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced A ...

Senior Software Engineer, R&D for Scientific Instrumentation

Malvern Panalytical is seeking a Senior Software Engineer to develop software solutions for advanced scientific instruments. The role involves designing, coding, and integrating high-impact software while mentoring junior engineers. Ideal candidates will have over 5 years of professional experience in software d ...

Senior Software Engineer, Cloud Web Apps (Java/JS)

Elsevier in Greater London is seeking a Software Engineer III to contribute to the development of ScienceDirect's cloud-hosted web applications. This role entails designing, developing, and deploying applications while collaborating with product teams. Candidates should be proficient in Java, Spring, and JavaScr ...

Senior Software Engineer (C/C++) – Defence/Aerospace, Hybrid

Leonardo is seeking an experienced Software Engineer to join the Test Engineering community in Newcastle. You will develop software solutions for cutting-edge defence and aerospace projects. Key requirements include industry experience in C/C++ and a solid understanding of the software development lifecycle. The ...

Senior/Principal Software Engineer Secure Cloud (SC/DV)

Gemba Advantage is seeking a Senior/Principal Software Engineer to design and deliver secure, scalable software solutions while working in small agile teams. The role requires active SC or DV clearance and entails championing modern engineering practices, shaping architectural direction, and influencing technica ...

Senior Software Engineer / Reliability Engineering Real time Data

Senior Software Engineer / Reliability Engineering - Real-time Data Location: London Business Area: Engineering and CTO Ref #: Description & Requirements Our department is responsible for efficiently distributing financial data from its source to interested users ...

Senior Software Engineer Margin Technology Assistant Vice President

Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we ...

Senior Software Engineer: Build Scalable, Event‑Driven Backends

A global premium chauffeur service is seeking a Senior Software Engineer to develop and improve services supporting their platform. The ideal candidate has over 5 years of experience in Ruby or Go, understands the HTTP protocol, and is familiar with REST APIs. Responsibilities include optimizing performance and ...

Senior Software Engineer – C/C++ on Linux | Hybrid

Magentus is looking for a Senior Software Engineer in Manchester to develop critical applications. The role includes mentoring other engineers and working collaboratively on software solutions. Candidates should have a Bachelor's degree in Computer Science or equivalent, along with experience in C++, C, and Linu ...

Senior Flight Software Engineer — Real Time Space Missions

A leading aerospace engineering firm in the UK is seeking a Senior Flight Software Engineer to join their team. This role involves developing onboard flight software for advanced spacecraft systems. Candidates should have experience in embedded software development, particularly for space applications, and stron ...

Senior Software Engineer, Unified Platform — Global Market Data

A financial services company in London is looking for a Senior Software Engineer to join their Unified Platform team. The role involves developing innovative systems to support research and trading, requiring over 5 years of software development experience and strong skills in Java and Python. The engineer will ...

Senior AI Software Engineer Build AI Driven Tools

A leading financial technology firm in Greater London is looking to build a new software engineering team with a strong focus on applied AI. This role involves collaborating with cross-functional teams to gather requirements, designing scalable AI-driven products, and staying updated on technical advancements. C ...

Senior C/C++ Software Engineer – Defence (SC/DV)

A leading defence software company in the UK is seeking a Senior Software Engineer to take ownership of delivering robust software into regulated, high-assurance environments. Applicants must have deep expertise in C/C++ and a proven record in safety-critical systems. The role demands strong technical skills and ...

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