Senior Software Engineer Job Vacancies

351 to 375 of 951 Senior Software Engineer Jobs

Senior Software Engineer

slough, south east england, united kingdom
Durlston Partners
Senior Software Engineer - Artificial Intelligence - London - £100,000 - £150,000 base + Equity We are working with an ambitious, well-funded defence technology company revolutionising how organisations collaborate with sensors, robots, and autonomous systems. This is a pivotal moment to join a high-calibre team solving some of the most complex and consequential problems in the field. … and influence over design, functionality, and direction, no layers of bureaucracy, just the opportunity to make a tangible impact. About the Role You will design, build, and test core software platforms and user interfaces. This includes deploying and testing with autonomous and robotic systems in the field, writing maintainable code for mission-critical environments, integrating with third-party APIs … alongside real systems. Required Skills Degree in Computer Science, Engineering, or a related technical field (or equivalent experience) Strong programming skills in C++, Rust, Java 8+ years of professional software engineering experience Preferred Skills Experience with autonomous systems and robotics Benefits Mission & impact: Build software directly supporting defence and humanitarian operations Ownership: Shape architecture, product direction, and team More ❯
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Senior Software Engineer

Manchester, England, United Kingdom
Candour Solutions
Senior Software Developer - Manchester (Hybird-very flexible) - C#, .Net Core, Angular, Typescript, Azure, Python - £50,000-£70,000 plus fantastic benefits I’m currently hiring for a Senior Software Developer on behalf of a Manchester-based client. They’re open to strong mid-level engineers ready to step up into a senior role too. This More ❯
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Senior Software Engineer

warrington, cheshire, north west england, united kingdom
Candour Solutions
Senior Software Developer - Manchester (Hybird-very flexible) - C#, .Net Core, Angular, Typescript, Azure, Python - £50,000-£70,000 plus fantastic benefits I’m currently hiring for a Senior Software Developer on behalf of a Manchester-based client. They’re open to strong mid-level engineers ready to step up into a senior role too. This More ❯
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Senior Software Engineer

bolton, greater manchester, north west england, united kingdom
Candour Solutions
Senior Software Developer - Manchester (Hybird-very flexible) - C#, .Net Core, Angular, Typescript, Azure, Python - £50,000-£70,000 plus fantastic benefits I’m currently hiring for a Senior Software Developer on behalf of a Manchester-based client. They’re open to strong mid-level engineers ready to step up into a senior role too. This More ❯
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Senior Software Engineer -Llama Stack- (Ireland)

Ireland
Hybrid / WFH Options
Red Hat
our associates to focus on higher-impact work, creating smart, more innovative solutions that solve our customers' most pressing challenges.Red Hat's Global Engineering team is looking for a Senior Software Engineer to join the Agentic and AI Engineering Tools team to increase testing coverage and quality of APIs, tooling, and providers in the upstream Llama Stack … this role, you'll contribute directly to Red Hat's rapidly growing AI/ML family of products and will be responsible for the design, development, and refinement of software that enables the creation and deployment of generative AI models.The ideal candidate will have a proven background in developing and testing robust and scalable Python solutions within an AI … automated tests, maintaining updated code documentation and comments, following security best practices, participating in code reviews and other peer review in upstream projects, and staying up-to-date with software engineering technologies, frameworks, and methodologies. What you will do: Collaborate with Staff Engineers, Engineering, Product Management, and User Experience to define customer needs and use cases. Develop and implement More ❯
Employment Type: Permanent
Salary: EUR 125,000 - 150,000 Annual
Posted:

Senior Oracle APEX Software Engineer

Glenfield, Leicestershire, United Kingdom
JAM Recruitment Ltd
Senior Oracle APEX Software Engineer (SC Cleared) Bristol, Leicester, or Plymouth (2 days per week onsite) 425 - 525 per day (Inside IR35) 6-month contract Must hold live & transferrable SC clearance ( used within the last 12 months) The Opportunity We're seeking an experienced Senior Oracle APEX Software Engineer to play a key role … to national security and the safety of those at sea. The Role As part of the Digital Solutions Team, you'll be responsible for designing, developing, and maintaining complex software applications that underpin through-life engineering support for the Royal Navy's submarine fleet. You'll take a lead role in requirement analysis, solution design, and efficient software More ❯
Employment Type: Contract
Rate: GBP 425 - 525 Daily
Posted:

Senior Oracle APEX Software Engineer

Leicester, Leicestershire, East Midlands, United Kingdom
JAM Recruitment Ltd
Senior Oracle APEX Software Engineer (SC Cleared) Bristol, Leicester, or Plymouth (2 days per week onsite) £425 - £525 per day (Inside IR35) 6-month contract Must hold live & transferrable SC clearance ( used within the last 12 months) The Opportunity We're seeking an experienced Senior Oracle APEX Software Engineer to play a key role … to national security and the safety of those at sea. The Role As part of the Digital Solutions Team, you'll be responsible for designing, developing, and maintaining complex software applications that underpin through-life engineering support for the Royal Navy's submarine fleet. You'll take a lead role in requirement analysis, solution design, and efficient software More ❯
Employment Type: Contract
Rate: £425 - £525 per day + Umbrella, inside IR35
Posted:

Senior Software Engineer with Security Clearance

Mc Lean, Virginia, United States
Hybrid / WFH Options
Gridiron IT Solutions
SME/Senior Software Developer Location: Mclean, VA Work Type: Onsite Remote Work: NO Job Description Gridiron IT is seeking a highly motivated and independent SME/Senior Software Developer to take sole responsibility for maintaining and supporting a critical legacy application within the Intelligence Community (IC). Responsibilities Independently managing all aspects of the application … from bug fixes to feature enhancements Designing, developing, and modifying software systems, with a focus on Enterprise Software and User Interface Application Development Producing detailed specifications and writing high-quality, efficient code Reverse engineering existing code to understand system functionality Implementing updates and patches to ensure continued operation Documenting processes and system architecture for future reference Providing user … replacement options for the long-term Designs and develops visually-pleasing, content rich, user-friendly interfaces with intuitive navigation Analyzes and studies customer requirements to determine the most effective software technologies to satisfy their needs Designs, creates, tests, and maintains software-based applications to satisfy customer requirements Provides software process management and configuration management throughout the software More ❯
Employment Type: Permanent
Salary: USD 220,000 Annual
Posted:

Senior Software Engineer

City of London, London, United Kingdom
Harrington Starr
Senior C# Engineer – City of London (On-site) Permanent | £90,000 – £120,000 We’re partnered with an innovative proprietary trading firm in the City of London that is hiring a Senior C# Software Engineer . You’ll work on greenfield projects, cutting-edge technology, and play a key part in shaping systems that directly More ❯
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Senior Software Engineer

London Area, United Kingdom
Harrington Starr
Senior C# Engineer – City of London (On-site) Permanent | £90,000 – £120,000 We’re partnered with an innovative proprietary trading firm in the City of London that is hiring a Senior C# Software Engineer . You’ll work on greenfield projects, cutting-edge technology, and play a key part in shaping systems that directly More ❯
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Senior Software Engineer

london, south east england, united kingdom
Harrington Starr
Senior C# Engineer – City of London (On-site) Permanent | £90,000 – £120,000 We’re partnered with an innovative proprietary trading firm in the City of London that is hiring a Senior C# Software Engineer . You’ll work on greenfield projects, cutting-edge technology, and play a key part in shaping systems that directly More ❯
Posted:

Senior Software Engineer

london (city of london), south east england, united kingdom
Harrington Starr
Senior C# Engineer – City of London (On-site) Permanent | £90,000 – £120,000 We’re partnered with an innovative proprietary trading firm in the City of London that is hiring a Senior C# Software Engineer . You’ll work on greenfield projects, cutting-edge technology, and play a key part in shaping systems that directly More ❯
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Senior Software Engineer with Security Clearance

Hanover, Maryland, United States
Hybrid / WFH Options
Lockheed Martin
and outside of work. Learn more about Lockheed Martin's competitive and comprehensive benefits package. We support our employees, so they can support our mission. THE WORK As a Senior Software Engineer you will: • Analyze user requirements to derive software design and performance requirements • Provide recommendations for improving documentation and software development process standards • Design … and code new software or modify existing software to add new features • Integrate existing software into new or modified systems or operating environments • Design, develop and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequences of design • Design or implement complex algorithms requiring adherence to strict timing, system resource … or interface constraints; Perform quality control on team products • Confer with system engineers and hardware engineers to derive software requirements and to obtain information on project limitations and capabilities, performance requirements and interfaces • Ensure quality control of all developed and modified software • Recommend new technologies and processes for complex software projects This position is participating in our More ❯
Employment Type: Permanent
Salary: USD 265,880 Annual
Posted:

Senior Software Engineer

hanover, maryland, united states
Hybrid / WFH Options
Lockheed Martin
and outside of work. Learn more about Lockheed Martin's competitive and comprehensive benefits package. We support our employees, so they can support our mission. THE WORK As a Senior Software Engineer you will: • Analyze user requirements to derive software design and performance requirements • Provide recommendations for improving documentation and software development process standards • Design … and code new software or modify existing software to add new features • Integrate existing software into new or modified systems or operating environments • Design, develop and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequences of design • Design or implement complex algorithms requiring adherence to strict timing, system resource … or interface constraints; Perform quality control on team products • Confer with system engineers and hardware engineers to derive software requirements and to obtain information on project limitations and capabilities, performance requirements and interfaces • Ensure quality control of all developed and modified software • Recommend new technologies and processes for complex software projects This position is participating in our More ❯
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Senior Software Engineer

Leeds, England, United Kingdom
Hybrid / WFH Options
Fruition Group
Senior Software Engineer Full Stack - Ruby on Rails, React Up to £85k Fully Remote - must be UK based A fast-growing sports tech company building high-performance, data-driven products for a rapidly expanding global user base are searching for a Senior Fullstack Engineer. As part of a cross-functional Product Team , you'll work closely More ❯
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Senior Software Engineer

United Kingdom
Hybrid / WFH Options
Fruition Group
Senior Software Engineer Full Stack - Ruby on Rails, React Up to £85k DOE. Fully Remote - must be UK based A fast-growing sports tech company building high-performance, data-driven products for a rapidly expanding global user base are searching for a Senior Fullstack Engineer. As part of a cross-functional Product Team , you'll work More ❯
Employment Type: Permanent, Work From Home
Salary: £85,000
Posted:

Senior Software Engineer

England, United Kingdom
Hybrid / WFH Options
Fruition Group
Senior Software Engineer Full Stack - Ruby on Rails, React Up to £85k DOE. Fully Remote - must be UK based A fast-growing sports tech company building high-performance, data-driven products for a rapidly expanding global user base are searching for a Senior Fullstack Engineer. As part of a cross-functional Product Team , you'll work More ❯
Employment Type: Permanent
Salary: GBP 70,000 - 85,000 Annual
Posted:

Senior Software Engineer

Bournemouth, Dorset, England, United Kingdom
Hybrid / WFH Options
Spectrum IT Recruitment
Senior Software Engineer Hybrid/Remote working flexibility. Offices based in Bournemouth, Dorset. OOP, PHP, LAMP, MVC Symfony, HTML, CSS, JavaScript/TypeScript Salary circa £60,000 - £65,000 plus benefits including remote working, pension scheme, private medical cover My client are at the forefront of delivering technology to the transport sector which helps people connect within More ❯
Employment Type: Full-Time
Salary: £60,000 - £65,000 per annum
Posted:

Senior Oracle APEX Software Engineer

Leicester, Leicestershire, United Kingdom
JAM Recruitment Ltd
Senior Oracle APEX Software Engineer (SC Cleared) Bristol, Leicester, or Plymouth (2 days per week onsite) £425 - £525 per day (Inside IR35) 6-month contract Must hold live & transferrable SC clearance ( used within the last 12 months) The Opportunity We're seeking an experienced Senior Oracle APEX Software Engineer to play a key role More ❯
Employment Type: Contract
Rate: GBP 425 - 525 Daily
Posted:

Senior Software Engineer

Bournemouth, Hampshire, United Kingdom
Hybrid / WFH Options
Senior Software Engineer Hybrid/Remote working flexibility. Offices based in Bournemouth, Dorset. OOP, PHP, LAMP, MVC Symfony, HTML, CSS, JavaScript/TypeScript Salary circa £60,000 - £65,000 plus benefits including remote working, pension scheme, private medical cover My client are at the forefront of delivering technology to the transport sector which helps people connect within More ❯
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Senior Backend Software Engineer (Ground Segment)

Harwell, Oxfordshire, UK
Open Cosmos
Senior Backend Software Engineer (Ground Segment) Aim high, go beyond! At Open Cosmos we are solving the world’s biggest challenges from space, providing businesses, governments and researchers access to more readily available information than ever before - ready for the challenge? Then read on... Working in our Chief Technology Office (CTO) The CTO division is where Open … technical innovation, the team designs, builds, and operates the satellites, systems, and platforms that make our missions possible. It’s a highly collaborative environment where ideas become real hardware, software, and data solutions that deliver impact from space. Our Ground Segment team builds and runs the software that powers Open Cosmos missions. From our cloud-native Mission Operations … and operate the systems that keep multi-satellite constellations flying. Working with modern technologies — microservices, Kubernetes, Go, RabbitMQ, Postgres, and Terraform — they follow an agile, DevOps-driven approach. Every engineer owns their work end-to-end, from design and code to testing and operations, with plenty of space to suggest improvements and shape how they work. What You'll More ❯
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Senior Backend Software Engineer (Ground Segment)

Harwell, England, United Kingdom
Open Cosmos
Senior Backend Software Engineer (Ground Segment) Aim high, go beyond! At Open Cosmos we are solving the world’s biggest challenges from space, providing businesses, governments and researchers access to more readily available information than ever before - ready for the challenge? Then read on... Working in our Chief Technology Office (CTO) The CTO division is where Open … technical innovation, the team designs, builds, and operates the satellites, systems, and platforms that make our missions possible. It’s a highly collaborative environment where ideas become real hardware, software, and data solutions that deliver impact from space. Our Ground Segment team builds and runs the software that powers Open Cosmos missions. From our cloud-native Mission Operations … and operate the systems that keep multi-satellite constellations flying. Working with modern technologies — microservices, Kubernetes, Go, RabbitMQ, Postgres, and Terraform — they follow an agile, DevOps-driven approach. Every engineer owns their work end-to-end, from design and code to testing and operations, with plenty of space to suggest improvements and shape how they work. What You'll More ❯
Posted:

Senior Backend Software Engineer (Ground Segment)

Harwell, midlands, united kingdom
Open Cosmos
Senior Backend Software Engineer (Ground Segment) Aim high, go beyond! At Open Cosmos we are solving the world’s biggest challenges from space, providing businesses, governments and researchers access to more readily available information than ever before - ready for the challenge? Then read on... Working in our Chief Technology Office (CTO) The CTO division is where Open … technical innovation, the team designs, builds, and operates the satellites, systems, and platforms that make our missions possible. It’s a highly collaborative environment where ideas become real hardware, software, and data solutions that deliver impact from space. Our Ground Segment team builds and runs the software that powers Open Cosmos missions. From our cloud-native Mission Operations … and operate the systems that keep multi-satellite constellations flying. Working with modern technologies — microservices, Kubernetes, Go, RabbitMQ, Postgres, and Terraform — they follow an agile, DevOps-driven approach. Every engineer owns their work end-to-end, from design and code to testing and operations, with plenty of space to suggest improvements and shape how they work. What You'll More ❯
Posted:

Senior Backend Software Engineer (Ground Segment)

harwell, south east england, united kingdom
Open Cosmos
Senior Backend Software Engineer (Ground Segment) Aim high, go beyond! At Open Cosmos we are solving the world’s biggest challenges from space, providing businesses, governments and researchers access to more readily available information than ever before - ready for the challenge? Then read on... Working in our Chief Technology Office (CTO) The CTO division is where Open … technical innovation, the team designs, builds, and operates the satellites, systems, and platforms that make our missions possible. It’s a highly collaborative environment where ideas become real hardware, software, and data solutions that deliver impact from space. Our Ground Segment team builds and runs the software that powers Open Cosmos missions. From our cloud-native Mission Operations … and operate the systems that keep multi-satellite constellations flying. Working with modern technologies — microservices, Kubernetes, Go, RabbitMQ, Postgres, and Terraform — they follow an agile, DevOps-driven approach. Every engineer owns their work end-to-end, from design and code to testing and operations, with plenty of space to suggest improvements and shape how they work. What You'll More ❯
Posted:

Senior Software Engineer (Backend)

Leeds, West Yorkshire, Yorkshire, United Kingdom
Fruition Group
Senior Software Engineer Leeds - 2x a week Salary: £65k D.O.E + Benefits Fruition IT are working with a well-established tech-first business who are embarking on a complete technical transformation. This client is looking to bring in a team of Software Engineers to work on a bespoke software platform as part of the business … Typescript, and will have a strong focus on AWS Services, such as EKS, Dynamo DB and S3. What will I be doing? Turn concepts and requirements into a bespoke software platform. Work closely with the agile teams to meet software deliverable. Support continuous integration to enhance deployment. Build and deploy CI/CD pipelines. Coaching and mentoring junior … developers. Developing backend software in Node.js and Typescript into a high load environment. Working in an AWS environment. Key requirements: Minimum of 5 years as a Software Engineer. Must have strong backend experience preferably Node.js (Open to other experiences) Strong experience of Terraform. Strong experience with AWS - such as EKS, Synamo DB and S3. Understanding of JavaScript, Typescript More ❯
Employment Type: Permanent
Salary: £65,000
Posted:
Senior Software Engineer
10th Percentile
£60,000
25th Percentile
£65,000
Median
£90,000
75th Percentile
£115,000
90th Percentile
£135,000