Permanent 'Senior Software Engineer' Job Vacancies

51 to 75 of 910 Permanent Senior Software Engineer Jobs

Senior Embedded Software Engineer

Livingston, Scotland, United Kingdom
Octagon Group
A market-leading organisation is looking to add a Senior Embedded Software Engineer to its growing R&D team in Livingston, Midlothian. This company develop state-of-the-art complex products and sells them all over the world. They are market leaders in their industry and are growing year on year. Due to growth, they are looking … to add a Senior Embedded Software Engineer to their team. As a Senior Embedded Software Engineer, you will be responsible for working on the full product lifecycle of software for embedded systems, from concept through to manufacture. In this role, you will play an integral role in the development of high-performance, real … time embedded products. You will have some leadership responsibility and will direct the workload of graduate and junior embedded software engineers. The Senior Embedded Software Engineer must have: Degree in Computer Science or Electronics 6+ years of experience in software development using C and C++ Deployment of applications and drivers onto an embedded Linux system More ❯
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Senior Software Engineer TypeScript Node.js

England, United Kingdom
Hybrid/Remote Options
Client Server
Senior Software Engineer/Developer (TypeScript Node.js) Remote UK to £80k Are you a senior, hands-on Software Engineer looking for an opportunity to take ownership and progress your career at a scaling tech company? You could be joining a growing games company that combines state of the art technology, gaming and luxury fashion. … 80k Remote working Private medical care Life Assurance 25 days holiday plus your birthday off Impactful role with excellent career progression as the company scales Your role: As a Senior Software Engineer you'll join the team as they scale the product to support millions of users. You'll design and deliver high-quality, maintainable backend code … management systems, collaborating with product and game teams to ensure alignment of features with backend architecture and with DevOps to ensure uptime, observability and deployment reliability. This is a senior role where you'll take ownership of complex systems and proactively address potential performance and scalability bottlenecks. Location/WFH: You can work from home from anywhere in the More ❯
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Senior Software Engineer TypeScript Node.js

City of London, London, United Kingdom
Hybrid/Remote Options
Client Server
Senior Software Engineer/Developer (TypeScript Node.js) Remote UK to £80k Are you a senior, hands-on Software Engineer looking for an opportunity to take ownership and progress your career at a scaling tech company? You could be joining a growing games company that combines state of the art technology, gaming and luxury fashion. … 80k Remote working Private medical care Life Assurance 25 days holiday plus your birthday off Impactful role with excellent career progression as the company scales Your role: As a Senior Software Engineer you'll join the team as they scale the product to support millions of users. You'll design and deliver high-quality, maintainable backend code … management systems, collaborating with product and game teams to ensure alignment of features with backend architecture and with DevOps to ensure uptime, observability and deployment reliability. This is a senior role where you'll take ownership of complex systems and proactively address potential performance and scalability bottlenecks. Location/WFH: You can work from home from anywhere in the More ❯
Employment Type: Permanent, Work From Home
Salary: £80,000
Posted:

Senior Software Engineer (Node.js)

Birmingham, Staffordshire, United Kingdom
Hybrid/Remote Options
Kainos Group plc
Senior Software Engineer (Node.js) page is loaded Senior Software Engineer (Node.js) Apply locations Birmingham Derry-Londonderry Belfast Homeworker - UK time type Full time posted on Posted 9 Days Ago job requisition id JR_15863 Join Kainos and Shape the Future At Kainos, we're problem solvers, innovators, and collaborators - driven by a shared mission … that celebrates creativity and collaboration. Ready to make your mark? Join us and be part of something bigger. MAIN PURPOSE OF THE ROLE & RESPONSIBILITIES IN THE BUSINESS: As a Senior Software Engineer (Senior Associate) in Kainos, you'll be responsible for developing high quality solutions which delight our customers and impact the lives of users worldwide. … around you. MINIMUM (ESSENTIAL) REQUIREMENTS: • Strong experience with following technical stack - AWS, Node (or any Javascript frameworks), Typescript, Terraform, AWS CDK • Proficient in designing, building, testing and maintaining modern software applications • Experience of applying development best practices and patterns in relation to security, scalability and performance • Contributing to technical decisions and direction in a collaborative team environment, including architecture More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer Java AWS

London, England, United Kingdom
Hybrid/Remote Options
Client Server
Senior Software Engineer/Developer (Java AWS) London/WFH to £100k Opportunity to progress your career in a senior, hands-on Software Engineer role at a global FinTech/CFD trading company that has been consistently voted as one of the UKs top employers. As a Senior Software Engineer you … You'll be working with a modern tech stack using Java, Spring Boot, CI/CD, Kubernetes, AWS, EKS and Grafana/Splunk. About you: You have advanced backend software engineering experience with Java, Spring Boot, REST, Postgres, Redis You have experience of running production workloads on Kubernetes (Amazon EKS preferred) You have a good knowledge of DevOps practices … annual budget for organising events and projects that foster an open, diverse and inclusive culture Plus a range of other perks Apply now to find out more about this Senior Software Engineer/Developer (Java AWS Spring Boot) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and More ❯
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Senior Software Engineer Java AWS

East London, London, United Kingdom
Hybrid/Remote Options
Client Server
Senior Software Engineer/Developer (Java AWS) London/WFH to £100k Opportunity to progress your career in a senior, hands-on Software Engineer role at a global FinTech/CFD trading company that has been consistently voted as one of the UKs top employers. As a Senior Software Engineer you … You'll be working with a modern tech stack using Java, Spring Boot, CI/CD, Kubernetes, AWS, EKS and Grafana/Splunk. About you: You have advanced backend software engineering experience with Java, Spring Boot, REST, Postgres, Redis You have experience of running production workloads on Kubernetes (Amazon EKS preferred) You have a good knowledge of DevOps practices … annual budget for organising events and projects that foster an open, diverse and inclusive culture Plus a range of other perks Apply now to find out more about this Senior Software Engineer/Developer (Java AWS Spring Boot) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and More ❯
Employment Type: Permanent, Work From Home
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Senior Embedded Software Engineer

Yorkshire, United Kingdom
Chroma Recruitment
An innovative and leading tech company based in the Leeds area is looking for a Senior Embedded Software Engineer . We re looking for an experienced engineer that s comfortable working down at bare metal as well as through operating systems. These Senior Embedded Software Engineer roles will be working on advanced projects … from cradle to grave, working with customers delivering solutions against their requirements. As a Senior Embedded Software Engineer, you ll be given the opportunity to develop your key skills further whilst contributing to key projects. Senior Embedded Software Engineer Skills: Degree qualified or equivalent in Computer Science or Software Engineering Embedded C/… C++ programming Bare Metal Development Microcontrollers (STM32 or ARM preferred) RTOS If you have the required skills and experience for this Senior Embedded Software Engineer role, then please get in touch ASAP with an up-to-date copy of your CV. If this role isn t of interest, but you know of someone who could be, Chroma More ❯
Employment Type: Permanent
Salary: GBP 50,000 - 60,000 Annual
Posted:

Senior Embedded Software Engineer

BD11, Tong, Bradford, West Yorkshire, United Kingdom
Chroma Recruitment
An innovative and leading tech company based in the Leeds area is looking for a Senior Embedded Software Engineer . We’re looking for an experienced engineer that’s comfortable working down at bare metal as well as through operating systems. These Senior Embedded Software Engineer roles will be working on advanced projects … from cradle to grave, working with customers delivering solutions against their requirements. As a Senior Embedded Software Engineer, you’ll be given the opportunity to develop your key skills further whilst contributing to key projects. Senior Embedded Software Engineer Skills: Degree qualified or equivalent in Computer Science or Software Engineering Embedded C/… C++ programming Bare Metal Development Microcontrollers (STM32 or ARM preferred) RTOS If you have the required skills and experience for this Senior Embedded Software Engineer role, then please get in touch ASAP with an up-to-date copy of your CV. If this role isn’t of interest, but you know of someone who could be, Chroma More ❯
Employment Type: Permanent
Salary: £50000 - £60000/annum Hybrid working
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Senior Network Software Engineer C Linux - Hybrid / Remote

Edinburgh, Midlothian, United Kingdom
Hybrid/Remote Options
Saxon Recruitment
Senior Network Software Engineer C Linux - Remote or Hybrid Edinburgh Stuck ? Frustrated ? Know you're better than this ? Career goals not being met ? As a Senior Software Engineer in this Networking Technology company you'll have the opportunity to work on innovative, challenging projects where you'll learn something new in emerging Network technologies. … growth, wellbeing and belonging. The role is Hybrid of 1 day a week in the Edinburgh office though Remote may be an option. What you'll do As a Senior Software Engineer in this Telco/Networking organisation you will work on Products developing a Network that grows smarter, more agile, and more responsive whether accessing the … development of a Debian Linux Network Operating System (NOS) in order to support customers in developing and deploying their virtualized networks, working in a team of 40 Engineers. The Senior Software Engineer will design and implement these Network Components and Routing Protocols to drive the future architecture and implementation of these components in their new Operating System More ❯
Employment Type: Permanent
Salary: GBP Annual
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Senior Software Engineer

Cheltenham, England, United Kingdom
Hybrid/Remote Options
Searchability NS&D
Senior Software Engineer – National Security - SC Clearable Role: Senior Software Engineer Location: Cheltenham - Hybrid Work Clearance: SC Cleared/Eligible for SC Salary: £55,000 - £70,000 About the Role We’re seeking talented Senior Software Engineers to join Agile delivery teams supporting a range of complex and high-impact Central Government … and Critical National Infrastructure projects. You’ll help design, develop, and deploy bespoke software solutions that deliver real-world mission value. You’ll gain hands-on experience across the full software development lifecycle — from concept through delivery — working with modern technologies and open-source tools in secure cloud environments. What You’ll Do Design, develop, and test robust … software solutions using modern engineering practices. Work with a range of open-source libraries, frameworks, and components. Build and maintain CI/CD pipelines using tools such as GitLab , ensuring code quality and security. Deploy software systems across public (AWS) and private cloud environments. Engage in all stages of the software lifecycle — from requirements analysis to support More ❯
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Senior Software Engineer

Greater Bristol Area, United Kingdom
Hybrid/Remote Options
Searchability NS&D
Senior Software Engineer – National Security - SC Clearable - Python - AWS Role: Senior Software Engineer Location: Bristol/Hybrid Work Clearance: SC Cleared/Eligible for SC Salary: £55,000 - £70,000 About the Role We’re seeking talented Senior Software Engineers with strong Python and AWS experience to join Agile delivery teams supporting … a range of complex and high-impact Central Government and Critical National Infrastructure projects. You’ll help design, develop, and deploy bespoke software solutions that deliver real-world mission value. You’ll gain hands-on experience across the full software development lifecycle — from concept through delivery — working with modern technologies and open-source tools in secure cloud environments. … What You’ll Do Design, develop, and test robust software solutions using modern engineering practices. Work with a range of open-source libraries, frameworks, and components. Build and maintain CI/CD pipelines using tools such as GitLab , ensuring code quality and security. Deploy software systems across public (AWS) and private cloud environments. Engage in all stages of More ❯
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Senior Software Engineer

Manchester, England, United Kingdom
Hybrid/Remote Options
Careers at MI5, MI6 and GCHQ
Senior Software Engineers Location : Manchester Salary: £48,782 to £58,194, including a concessionary payment of £2,658. The final amount depends on your skills and experience. You’ll also receive a one-off recruitment bonus of £3,500, split into two payments: £1,750 on arrival and £1,750 after successfully completing probation. In the future, there … UK from terrorism, cyber-attacks, and espionage. At GCHQ, you’ll do varied and fascinating work in a supportive and inclusive environment that emphasises teamwork. The role As a Senior Software Engineer, you’ll play a pivotal role in solving mission-critical challenges. You’ll contribute to the architecture and design of both new and existing systems … establish and promote best practices, and deliver high-quality software solutions. Drawing on your expertise in various software engineering methodologies, you’ll introduce fresh ideas and innovative approaches that make a real impact at the core of our mission: keeping the UK safe, both in the real world and online. This is a practical, impact-driven role with More ❯
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Senior Software Engineer

Samlesbury, Lancashire, UK
Hybrid/Remote Options
Careers at MI5, MI6 and GCHQ
Senior Software Engineers Location : Samlesbury Salary: £48,782 to £58,194, including a concessionary payment of £2,658. The final amount depends on your skills and experience. You’ll also receive a one-off recruitment bonus of £3,500, split into two payments: £1,750 on arrival and £1,750 after successfully completing probation. In the future, there … UK from terrorism, cyber-attacks, and espionage. At GCHQ, you’ll do varied and fascinating work in a supportive and inclusive environment that emphasises teamwork. The role As a Senior Software Engineer, you’ll play a pivotal role in solving mission-critical challenges. You’ll contribute to the architecture and design of both new and existing systems … establish and promote best practices, and deliver high-quality software solutions. Drawing on your expertise in various software engineering methodologies, you’ll introduce fresh ideas and innovative approaches that make a real impact at the core of our mission: keeping the UK safe, both in the real world and online. This is a practical, impact-driven role with More ❯
Posted:

Senior Software Engineer

Samlesbury, England, United Kingdom
Hybrid/Remote Options
Careers at MI5, MI6 and GCHQ
Senior Software Engineers Location : Samlesbury Salary: £48,782 to £58,194, including a concessionary payment of £2,658. The final amount depends on your skills and experience. You’ll also receive a one-off recruitment bonus of £3,500, split into two payments: £1,750 on arrival and £1,750 after successfully completing probation. In the future, there … UK from terrorism, cyber-attacks, and espionage. At GCHQ, you’ll do varied and fascinating work in a supportive and inclusive environment that emphasises teamwork. The role As a Senior Software Engineer, you’ll play a pivotal role in solving mission-critical challenges. You’ll contribute to the architecture and design of both new and existing systems … establish and promote best practices, and deliver high-quality software solutions. Drawing on your expertise in various software engineering methodologies, you’ll introduce fresh ideas and innovative approaches that make a real impact at the core of our mission: keeping the UK safe, both in the real world and online. This is a practical, impact-driven role with More ❯
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Senior Software Engineer C# .Net Core - FinTech

Newcastle Upon Tyne, England, United Kingdom
Client Server
Senior Software Engineer/Back End Developer (C# .Net Core) *Newcastle onsite* to £130k+ Are you a back end focused Software Engineer with a strong academic background, looking to take the next step in your career? This is an opportunity to work on complex, high-impact systems at a growing FinTech scale-up with solid … holiday Bupa healthcare Generous pension contribution Continuous career development opportunities Social team atmosphere with a range of events and early finish for drinks on Fridays Your role: As a Senior Software Engineer you will collaborate with a small, talented team to deliver the core platform within a Microsoft environment using the latest versions of C# .Net to … problem solving, working on complex, distributed systems You have expertise with modern C# .Net Core, Python skills would also be of benefit You have a strong knowledge of modern software engineering best practices and have experience across the full software development lifecycle You have a thorough understanding of Computer Science fundamentals such as OOP, Data Structures, Design Patterns More ❯
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Senior AI Software Engineer

London Area, United Kingdom
Tech Talent Partners
Senior AI Software Engineer - London (3 days a week) - up to £150K plus equity London based - 3 days a week Visa sponsorship is available Salary up to £150K with equity on top A venture-backed Fintech company is looking to hire a Senior AI Software Engineer to join their London based team. This is … Computer Science graduates with at least 1 year working in a core AI engineering role within an AI-first company and 3 years experience or more working as a Software Engineer, Backend Engineer, ML Engineer or Product Engineer. Senior AI Software Engineer - London (3 days a week) - up to £150K plus equity More ❯
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Senior AI Software Engineer

City of London, London, United Kingdom
Tech Talent Partners
Senior AI Software Engineer - London (3 days a week) - up to £150K plus equity London based - 3 days a week Visa sponsorship is available Salary up to £150K with equity on top A venture-backed Fintech company is looking to hire a Senior AI Software Engineer to join their London based team. This is … Computer Science graduates with at least 1 year working in a core AI engineering role within an AI-first company and 3 years experience or more working as a Software Engineer, Backend Engineer, ML Engineer or Product Engineer. Senior AI Software Engineer - London (3 days a week) - up to £150K plus equity More ❯
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Senior Software Engineer - A* funded and high growth Fintech,

City of London, London, United Kingdom
Austin Werner
Senior Software Engineer | High-growth, Purpose-Led and A* funded Fintech | Hybrid – London **Python, TypeScript, React** A leading fintech scale-up is hiring a Senior Software Engineer to join its high-performing engineering organisation in London. This is an opportunity to contribute to a platform designed to improve finance globally — with real impact at … mobile-first platform. Backed by leading venture capital and impact investors, the organisation is entering a new phase of growth, with engineering at the core. The Opportunity As a Senior Engineer, you will play a key role in designing and delivering scalable, reliable systems that handle significant volumes of real-time data and transactions. You'll collaborate with … product, data, and platform teams to deliver high-impact features that directly improve user financial wellbeing. This is a hands-on role for an engineer who values clean architecture, measurable outcomes, and meaningful user impact. What You’ll Do: Design and implement distributed systems that are resilient, scalable, and secure. Own technical decision-making across architecture and implementation — selecting More ❯
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Senior Software Engineer

England, United Kingdom
Hybrid/Remote Options
Aimtech Recruitment
Senior Software Engineer (MongoDB/Django) – 6-Month Contract – Outside IR35 – Fully Remote About the Role Aimtech Recruitment are looking for a Senior Software Engineer with deep expertise in MongoDB to help solve complex integration challenges between Django and MongoEngine within a live production environment. This is a hands-on engineering role, suited to … on effective MongoDB usage patterns and integration strategies. Help evolve internal tooling, libraries, and data access layers to streamline development. What We’re Looking For Proven experience as a Senior Software Engineer with a strong focus on backend systems and database design. Advanced MongoDB knowledge – schema design, aggregation pipelines, performance tuning, replication, and indexing strategies. Strong experience More ❯
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Senior Software Engineer

Nottingham, Nottinghamshire, East Midlands, United Kingdom
Hybrid/Remote Options
Oscar Associates (UK) Limited
Senior Software Engineer - SaaS | Nottingham (Hybrid - 2 Days Office) ?? PHP/Laravel or Python | React/Vue.js | SQL | AWS ?? £55,000 - £65,000 DOE Are you a Senior Software Engineer who loves building elegant, scalable systems that make a real impact? Join a forward-thinking SaaS business based in Nottingham , where innovation, collaboration, and … in technical decisions and opportunities to shape the product roadmap. Regular socials, flexible hours, and a genuinely friendly team environment. Why Apply? This is a brilliant opportunity for a Senior Software Engineer who wants to work with a modern stack, contribute ideas freely, and see their work make a real difference. If you're ready to take More ❯
Employment Type: Permanent, Work From Home
Salary: £65,000
Posted:

Senior Software Engineer - TS, React, Next.js, Node

London Area, United Kingdom
Oliver Bernard
Senior Software Engineer - TS, React, Next.js, Node £70,000-85,000 3-4 days p/week in London Would you like the opportunity to work for a fast-growing start-up, currently looking for a Senior Fullstack TypeScript Engineer? You will be joining a dynamic product team, where you will be building great software … world of AI. The company is committed to providing a seamless experience for both customers and internal teams. You will work within a unified codebase that drives their B2B software and custom AI. As a Senior Software Engineer, you will be working across their stack using TypeScript, React, Next.js, Node.js, and LLMs. Core requirements: Commercial experience … Strong expertise in designing and maintaining scalable, high-performance web applications Hands-on experience integrating with AI models like ChatGPT A good understanding of databases Experience working on B2B software platforms with multiple users would be a bonus. If you’re a Senior Software Engineer (TypeScript) who enjoys the idea of working in a fast-paced More ❯
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Senior Software Engineer - TS, React, Next.js, Node

City of London, London, United Kingdom
Oliver Bernard
Senior Software Engineer - TS, React, Next.js, Node £70,000-85,000 3-4 days p/week in London Would you like the opportunity to work for a fast-growing start-up, currently looking for a Senior Fullstack TypeScript Engineer? You will be joining a dynamic product team, where you will be building great software … world of AI. The company is committed to providing a seamless experience for both customers and internal teams. You will work within a unified codebase that drives their B2B software and custom AI. As a Senior Software Engineer, you will be working across their stack using TypeScript, React, Next.js, Node.js, and LLMs. Core requirements: Commercial experience … Strong expertise in designing and maintaining scalable, high-performance web applications Hands-on experience integrating with AI models like ChatGPT A good understanding of databases Experience working on B2B software platforms with multiple users would be a bonus. If you’re a Senior Software Engineer (TypeScript) who enjoys the idea of working in a fast-paced More ❯
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Senior Software Engineer II - Cirium

England, United Kingdom
LexisNexis Risk Solutions
.Senior Software Engineer II - Cirium page is loaded Senior Software Engineer II - Ciriumlocations: Surreytime type: Full timeposted on: Posted Todayjob requisition id: R99991 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 the past, present, and predicting what will … manufacturers, financial institutions and many more accelerate their own digital transformation. You can learn more about Cirium About the Team: You will be joining a collaborative, curious, team of Software Engineers at all different levels. By joining us you will have the opportunity to share ownership in solving this problem end to end. About Role: The Senior Software Engineer II role is a key contributor role supporting the curation, development and supply of Schedules data, a foundational Cirium dataset supporting internal stakeholders (Data Operations, Data Delivery and Supply Management) and a large customer base. This position performs complex research, design, and software development assignments, and provides direct input to project plans, schedules, and methodology in More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer (m / f / d)

Stuttgart, Baden-Württemberg, Germany
Mimacom Deutschland GmbH
Senior Software Engineer (m/f/d) page is loaded Senior Software Engineer (m/f/d) Apply locations Stuttgart, Germany Valencia, Spain time type Full time posted on Posted 2 Days Ago job requisition id JR100873 At Mimacom , we build digital products that help businesses work faster, easier, and more effectively … whether in banking, retail, manufacturing, automotive, or other industries. Our software solutions already touch the lives of more than 50 million people - every single day. Behind each of our applications is a dedicated team of people who share common values and a passion for solving real-world challenges. As a Senior Software Engineer (m/f … and English (minimum B2 level in both). High degree of autonomy and proactive initiative; able to independently manage client relationships and project tasks. Similar Jobs (3) Cloud Solutions Engineer locations 4 Locations time type Full time posted on Posted 15 Days Ago Senior Cloud Solution Engineer (m/f/d) locations 2 Locations time type More ❯
Employment Type: Permanent
Salary: EUR Annual
Posted:

Senior Software Engineer, GTL

München, Bayern, Germany
NVIDIA Corporation
Senior Software Engineer, GTL page is loaded Senior Software Engineer, GTLlocations: Germany, Munichtime type: Full timeposted on: Posted Todayjob requisition id: JRNVIDIA has been transforming computer graphics, PC gaming, and accelerated computing for more than 25 years. It's a unique legacy of innovation that's fueled by great technology-and amazing people. Today … in technology - virtual reality, artificial intelligence and self-driving - and there has never been a more exciting time to join our team! We have an open position for a Senior Software Engineer within our internal platforms team. This role sits at the intersection of customer solutions and product engineering. You will take ad-hoc solutions created to … someone who thrives on building, refactoring, and generalizing one-off solutions into sustainable systems that serve a broad range of users. What you will be doing: Develop production-grade software by turning prototypes and ad-hoc solutions into maintainable features. Act as a bridge between solution engineering and core development, ensuring quick wins evolve into sustainable product capabilities. Collaborate More ❯
Employment Type: Permanent
Salary: EUR Annual
Posted:
Senior Software Engineer
10th Percentile
£60,000
25th Percentile
£65,000
Median
£80,000
75th Percentile
£105,000
90th Percentile
£122,500