301 to 325 of 926 Senior Software Engineer Jobs

Senior Software Engineer - High-Growth Fintech Location: Leeds, Hybrid c£90,000 + Bonus + share options Fruition Group are working with an exciting fintech scale-up that's transforming the way people manage their savings. The company provides a digital platform that connects savers with a wide range of competitive cash savings products, while also powering … growth business with a strong technical foundation and real traction in the market. Due to continued growth and increasing demand for their platform, they're now looking for multiple Senior Backend Engineers to join their small but highly capable engineering team. The Role: This isn't a typical feature-factory role. You'll be joining a business that values … a strong and collaborative team culture Equity options and room to grow with the company Clear technical leadership, a modern stack, and freedom to innovate If you're a senior Java engineer looking to join a genuinely exciting fintech at a key growth stage-and you want your work to matter-this could be the right move for More ❯

Our client, a prestigious entity in the Defence & Security sector, is currently seeking a Senior Software Engineer to join their dedicated team in Berkshire. This permanent position offers the opportunity to work fully onsite due to network requirements, with the added benefit of a potential bonus and eligibility for security clearance enhancements. Key Responsibilities - Design, implement, test … and maintain embedded and application software following project processes. Apply object-oriented design for reusable code and integration with testing frameworks. Review system designs to derive software requirements and architecture. Document and maintain software design using tools like RSA and EA. Follow and promote best practices: TDD/BDD, CI/CD, DevSecOps, C/C++ standards. … at least one of: embedded product development (bare-metal/RTOS like ThreadX, QNX, Linux), embedded Linux application/kernel/driver development, or C/C++. Knowledge of software development processes, Object-Oriented Design, Design Patterns, and software testing. Desirable: Languages: Python, JavaScript/node.js/react.js, Rust Knowledge of communications protocols (e.g., TCP/IP) Experience More ❯

Our client, a prestigious entity in the Defence & Security sector, is currently seeking a Senior Software Engineer to join their dedicated team in Berkshire. This permanent position offers the opportunity to work fully onsite due to network requirements, with the added benefit of a potential bonus and eligibility for security clearance enhancements. Key Responsibilities - Design, implement, test … and maintain embedded and application software following project processes. Apply object-oriented design for reusable code and integration with testing frameworks. Review system designs to derive software requirements and architecture. Document and maintain software design using tools like RSA and EA. Follow and promote best practices: TDD/BDD, CI/CD, DevSecOps, C/C++ standards. … at least one of: embedded product development (bare-metal/RTOS like ThreadX, QNX, Linux), embedded Linux application/kernel/driver development, or C/C++. Knowledge of software development processes, Object-Oriented Design, Design Patterns, and software testing. Desirable: Languages: Python, JavaScript/node.js/react.js, Rust Knowledge of communications protocols (e.g., TCP/IP) Experience More ❯

Software Architect - Stevenage (Hybrid role – typically 3–4 days on-site per week) Salary: Up to £80,000 DOE Security Clearance: British Citizenship The Opportunity: This is a fantastic opportunity for an experienced Software Architect , or a highly capable Senior Software Engineer ready to take the next step. You will be responsible for defining and … leading the software architecture for complex, safety-critical systems at the forefront of defence technology. Working in a collaborative, multi-disciplinary environment, you will help shape robust, secure and scalable software solutions that underpin next-generation weapon system designs. Key Responsibilities: • Define, document and own the full software architecture for major projects, from concept through to implementation. … manage design drivers such as real-time performance, safety, security, flexibility and reusability. • Produce derived and emergent requirements with clear rationale and traceability. • Collaborate closely with systems, hardware and software engineers to ensure technical alignment. • Contribute to long-term technology strategy, influencing tools, frameworks and architectural direction. What We’re Looking For: • Strong technical background in software design More ❯

Software Architect - Bristol (Hybrid role – typically 3–4 days on-site per week) Salary: Up to £80,000 DOE Security Clearance: British Citizenship The Opportunity: This is a fantastic opportunity for an experienced Software Architect , or a highly capable Senior Software Engineer ready to take the next step. You will be responsible for defining and … leading the software architecture for complex, safety-critical systems at the forefront of defence technology. Working in a collaborative, multi-disciplinary environment, you will help shape robust, secure and scalable software solutions that underpin next-generation weapon system designs. Key Responsibilities: • Define, document and own the full software architecture for major projects, from concept through to implementation. … manage design drivers such as real-time performance, safety, security, flexibility and reusability. • Produce derived and emergent requirements with clear rationale and traceability. • Collaborate closely with systems, hardware and software engineers to ensure technical alignment. • Contribute to long-term technology strategy, influencing tools, frameworks and architectural direction. What We’re Looking For: • Strong technical background in software design More ❯

Software Architect - Stevenage (Hybrid role – typically 3–4 days on-site per week) Salary: Up to £80,000 DOE Security Clearance: British Citizenship The Opportunity: This is a fantastic opportunity for an experienced Software Architect , or a highly capable Senior Software Engineer ready to take the next step. You will be responsible for defining and … leading the software architecture for complex, safety-critical systems at the forefront of defence technology. Working in a collaborative, multi-disciplinary environment, you will help shape robust, secure and scalable software solutions that underpin next-generation weapon system designs. Key Responsibilities: • Define, document and own the full software architecture for major projects, from concept through to implementation. … manage design drivers such as real-time performance, safety, security, flexibility and reusability. • Produce derived and emergent requirements with clear rationale and traceability. • Collaborate closely with systems, hardware and software engineers to ensure technical alignment. • Contribute to long-term technology strategy, influencing tools, frameworks and architectural direction. What We’re Looking For: • Strong technical background in software design More ❯

Software Architect - Bristol (Hybrid role – typically 3–4 days on-site per week) Salary: Up to £80,000 DOE Security Clearance: British Citizenship The Opportunity: This is a fantastic opportunity for an experienced Software Architect , or a highly capable Senior Software Engineer ready to take the next step. You will be responsible for defining and … leading the software architecture for complex, safety-critical systems at the forefront of defence technology. Working in a collaborative, multi-disciplinary environment, you will help shape robust, secure and scalable software solutions that underpin next-generation weapon system designs. Key Responsibilities: • Define, document and own the full software architecture for major projects, from concept through to implementation. … manage design drivers such as real-time performance, safety, security, flexibility and reusability. • Produce derived and emergent requirements with clear rationale and traceability. • Collaborate closely with systems, hardware and software engineers to ensure technical alignment. • Contribute to long-term technology strategy, influencing tools, frameworks and architectural direction. What We’re Looking For: • Strong technical background in software design More ❯

Software Architect - Stevenage (Hybrid role – typically 3–4 days on-site per week) Salary: Up to £80,000 DOE Security Clearance: British Citizenship The Opportunity: This is a fantastic opportunity for an experienced Software Architect , or a highly capable Senior Software Engineer ready to take the next step. You will be responsible for defining and … leading the software architecture for complex, safety-critical systems at the forefront of defence technology. Working in a collaborative, multi-disciplinary environment, you will help shape robust, secure and scalable software solutions that underpin next-generation weapon system designs. Key Responsibilities: • Define, document and own the full software architecture for major projects, from concept through to implementation. … manage design drivers such as real-time performance, safety, security, flexibility and reusability. • Produce derived and emergent requirements with clear rationale and traceability. • Collaborate closely with systems, hardware and software engineers to ensure technical alignment. • Contribute to long-term technology strategy, influencing tools, frameworks and architectural direction. What We’re Looking For: • Strong technical background in software design More ❯

Software Architect - Bristol (Hybrid role – typically 3–4 days on-site per week) Salary: Up to £80,000 DOE Security Clearance: British Citizenship The Opportunity: This is a fantastic opportunity for an experienced Software Architect , or a highly capable Senior Software Engineer ready to take the next step. You will be responsible for defining and … leading the software architecture for complex, safety-critical systems at the forefront of defence technology. Working in a collaborative, multi-disciplinary environment, you will help shape robust, secure and scalable software solutions that underpin next-generation weapon system designs. Key Responsibilities: • Define, document and own the full software architecture for major projects, from concept through to implementation. … manage design drivers such as real-time performance, safety, security, flexibility and reusability. • Produce derived and emergent requirements with clear rationale and traceability. • Collaborate closely with systems, hardware and software engineers to ensure technical alignment. • Contribute to long-term technology strategy, influencing tools, frameworks and architectural direction. What We’re Looking For: • Strong technical background in software design More ❯

Software Architect - Bristol (Hybrid role – typically 3–4 days on-site per week) Salary: Up to £80,000 DOE Security Clearance: British Citizenship The Opportunity: This is a fantastic opportunity for an experienced Software Architect , or a highly capable Senior Software Engineer ready to take the next step. You will be responsible for defining and … leading the software architecture for complex, safety-critical systems at the forefront of defence technology. Working in a collaborative, multi-disciplinary environment, you will help shape robust, secure and scalable software solutions that underpin next-generation weapon system designs. Key Responsibilities: • Define, document and own the full software architecture for major projects, from concept through to implementation. … manage design drivers such as real-time performance, safety, security, flexibility and reusability. • Produce derived and emergent requirements with clear rationale and traceability. • Collaborate closely with systems, hardware and software engineers to ensure technical alignment. • Contribute to long-term technology strategy, influencing tools, frameworks and architectural direction. What We’re Looking For: • Strong technical background in software design More ❯

MANTECH seeks a motivated, career and customer-oriented Senior Software Engineer to join our team in Alexandria, VA . As part of the position, you will act as a Software Engineer designing and implementing services and components for AI applications. Responsibilities include but are not limited to: Develops, implements, and maintains full-stack software solutions for AI-enabled applications. Works closely with the Software Architect to understand project requirements and translate them into technical specifications. Develops and integrates AI and ML capabilities on a cloud-hosted data platform that supports significant market adoption, high performance, and strict access control and governance. Designs and builds prototype and proof of concept User Interfaces using … modern UX/UI standards. Stays current with advancements in AI, machine learning, and software engineering, incorporating best practices into the development process. Performs system optimization, performance tuning and assists in capacity planning. Performs proactive analysis of potential issues, risks and roadblocks during system implementation and operations. Documents software designs, code, and processes to ensure maintainability, scalability, and More ❯

powered capabilities into the final frontier, enhancing Space Domain Awareness, Space Control, and Command and Control for U.S. military and allied partners. We're developing fully integrated hardware and software systems, including Lattice for Space Missions and modular payloads, to address growing threats in space and ensure our Guardians maintain a decisive advantage in this contested warfighting domain. ABOUT … THE JOB As a Senior Orbital Mission Software Engineer on Space, you will own the architecture and deployment of software solutions that support specific customer missions for on-orbit spacecraft operations and mission management. As a senior software engineer, you will provide guidance and oversight to a team developing modular capabilities to support … the DoD and IC customers across the space domain. This will involve architecture of an orbital software system in coordination with the Anduril Lattice software platform team, algorithms, techniques and coding development to support orbital systems and their interfacing with multi-domain systems. The Anduril orbital software capability development will ensure integration with legacy systems that have More ❯

Senior Software Engineer - Join an Innovative Team Location: Colorado Springs Salary: $180k-$235k Clearance Requirement: TS/SCI Are you a Backend Software Engineer looking to work on impactful, large-scale software solutions? My client is seeking talented engineers to join their team, where you'll help build cutting-edge systems that transform how … What We're Looking For: Strong experience in Java, Rust, or Go Familiarity with distributed systems and large-scale data processing Passion for solving real-world problems with innovative software solutions Ability to work in a fast-paced, collaborative environment If you are open to finding out more about this opportunity, please apply below and I will be in More ❯

Salary Range: $180,000 to $220,000 with Full Benefits to include Health/Dental/Vision and PTO. Description: Base-2 Solutions is looking for a top-notch software engineer to join our team. We are driven to solve challenging customer problems by leveraging innovative technical solutions. Our software engineers develop the next-generation technologies that … to be versatile, display leadership qualities and be enthusiastic to take on new problems as we continue to push technology forward. Responsibilities: Develops, maintains, and enhances complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements. Works individually or … as part of a team. Reviews and tests software components for adherence to the design requirements and documents test results. Resolves software problem reports. Utilizes software development and software design methodologies appropriate to the development environment. Provides specific input to the software components of system design to include hardware/software trade-offs, software More ❯

AWS & Node.js Senior Software Engineer Salary: £57,000- £67,000 depending on relevant skills, knowledge and experience. The expected salary range for this role reflects internal benchmarking and external market insights. Band: D Location: Office Base is Salford, MediaCityUK, Dock House. This is a hybrid role and the successful candidate will balance office working with home working. … this department build and support the BBC's 'big screen' experiences, including iPlayer, Sounds and live events across our broadcast and connected TV platforms. We're looking for enthusiastic Senior Software Engineers to join our agile team, where you'll help shape the future of TV products for millions of viewers. This role blends platform engineering, and developer … Sounds. Your work will contribute to the TV application platform, and you will develop and maintain tooling used by other teams. You will have an opportunity to work on software at a scale that is hard to find in the country - this is your opportunity to help define how our audiences engage with the BBC on the big screen. More ❯

Job Title: Senior Software Engineer - Azure Location: Remote (UK) Salary: £55,000 - £65,000 I’m working with a leading digital company that is looking for a Senior Azure Software Engineer to strengthen their engineering team. This role will see you lead the design and delivery of complex cloud integrations, ensuring systems are robust More ❯

management support to modernize mega data repositories, dataflow management, data provenance and compliance validation, and streaming solutions. About The Role Join Peraton's Cyber Intel Team as a Cloud Software Engineer - Shape the Future of Cloud Solutions! Peraton is excited to offer an immediate opportunity for a talented Cloud Software Engineer to join our Cyber Intel … integrated into large-scale cloud infrastructure. Note - This role has telework flexibility and would require some after hours on-call support. What You'll Do: Design & Develop: Lead agile software design and development, creating innovative solutions for high-performance services hosted on massive compute clusters and AWS Cloud Infrastructure. Optimize & Enhance: Implement testing, performance tuning, and optimization for cloud … Open Source Enthusiast: A willingness to contribute to and commit to open-source applications.Why Peraton? At Peraton, we are shaping the future of cyber intelligence, and as a Cloud Software Engineer, you'll be on the front lines of innovation. You'll work on large-scale, impactful projects that push the boundaries of cloud technologies. Whether you're More ❯

About The Role Job Level: 9 UK Wide We are looking for a Senior Software Engineer who will be responsible for designing, developing, and deploying high-quality software solutions. You will work on complex software projects, contributing to the architecture, development, and improvement of software systems. This role involves mentoring junior engineers, collaborating with … cross-functional teams, and driving the adoption of best practices in software development. Responsibilities Design, develop, and maintain complex software solutions, ensuring they are robust, secure, tested and scalable. Contribute to software architecture decisions, ensuring alignment with project and business goals. Mentor and support junior engineers, helping to develop their skills and promote best practices. Collaborate with … cross-functional teams, including product management, UX/UI, DevOps, and QA, to ensure software meets business requirements. Implement and optimise CI/CD pipelines to enhance development efficiency and software quality. Conduct code reviews, providing constructive feedback to enhance team performance and code quality. Troubleshoot and resolve technical issues, ensuring software operates smoothly and efficiently. Stay More ❯

capabilities. PMW 160 comprises four divisions: Consolidated Afloat Networks and Enterprise Services (CANES), Future Capabilities, Platform Application Services (PAS), and Wide Area Networks (WAN). Noblis is seeking a Senior Software Engineer to p rovide software engineering support to include automating software installation and test processes. Key Responsibilities: I nstalling and building out enterprise multi … user networks. Creating scripts using scripting language tools L eading the develop ment scrip t s for automation, integration and additional capabilities Leading a team of software engineers Software design solutions for future capabilities Coordinating with functional leads in developing software solutions including cyber security network management and backup and recovery. Design, delivery and execution of software solutions deployed n a naval environment with high availability . Required Qualifications Master's degree with 10+ year s of experience in software development; o r bachelor's with 13 years of experience ; o r associate's degree with 16 years of experience in in software development; or high school with 19 years of experience in software More ❯

MANTECH seeks a highly experienced and mission-focused Senior CNO Software Engineer to join our CNO team in Hanover, MD. As a Senior Software Engineer on our team, you will play a key role in developing advanced CNO capabilities that directly support national security. You'll work in a collaborative environment focused on solving … complex technical challenges in support of our customer's most critical missions. Responsibilities include but are not limited to: Design and develop new hardware- or software-based CNO capabilities Independently contribute to the design, development, documentation, testing, and debugging of applications software and systems Apply knowledge of security concepts and network technologies Ensure software engineering standards are … C/C++ programming Experience with troubleshooting and debugging complex systems Experience with networking (TCP/IP) and socket-level programming Preferred Qualifications: Experience developing CNO capabilities Experience in software analysis or reverse engineering Experience in low-level internals in one or more platforms (e.g., Windows, Unix, mobile, or network devices) Experience with unit testing and test automation Understanding More ❯

Elastic Software Engineer - Senior II THIS IS A HYBRID ROLE IN DC. PRISM provides innovative technology and engineering solutions to help our clients meet their most demanding challenges. Our capabilities include cyber operations, data analytics, systems integration, and software modernization. We bring disruptive technologies, agility, and competitive offerings to a wide range of customers. The Elastic … Engineer will be part of a team of Data Analytic Engineers enhancing, maintaining, and sustaining an Elastic, Logstash, and Kibana (ELK) instance with a heavy emphasis on data on-boarding, content development, configuration, troubleshooting, reporting, and visualizations. The candidate must possess prior Elastic engineering and administration experience and work well in a distributed team environment. Duties and Responsibilities Building … complex development use cases and scenarios using programming languages, such as Python, Groovy, and Bash. Using Elastic Search Cluster Monitoring Tools. Qualifications Required Skills: 6+ years of directly relevant software development experience. At least 2 years of experience as an Elastic Cloud on Kubernetes (ECK) administrator or equivalent role. At least 2 years of experience with Elasticsearch Domain Specific More ❯

Job Description Software Engineer Sr Advisor Deliver simple solutions to complex problems as a Software Engineer Sr Advisor at GDIT. Here, you'll tailor cutting-edge solutions to the unique requirements of our clients. With a career in application development, you'll make the end user's experience your priority and we'll make your career … growth ours. At GDIT, people are our differentiator. As a Software Engineer Sr Advisor you will help ensure today is safe and tomorrow is smarter. Responsibilities will include: Codes, tests, integrates and documents software solutions Applies principles and techniques of computer science, engineering, and mathematical analysis to the development of complex solutions Participates as a Subject Matter … Expert in internal review of software components and systems Works on the hardest technical problems facing the company, often these problems are unusually complex and require the utmost creativity and innovation Applies and champions the appropriate standards, processes, procedures, and tools throughout the system development life cycle to support the generation of technical engineering products Receives no appreciable instruction More ❯

Senior Software Engineer £60000 GBP Hybrid WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Solutions Engineer - London (Hybrid) We're supporting a global technology group in hiring a Solutions Engineer to join their Digital Solutions team. This is an exciting opportunity to design, prototype, and deliver modern digital solutions leveraging cloud, AI, VR …/AR, Edge computing, and other emerging technologies to drive strategic initiatives across multiple industries. This role is ideal for a software engineering professional with a strong technical foundation who is passionate about applying innovative technologies to solve real-world business challenges, while collaborating in a forward-thinking, cross-functional environment. Key Responsibilities: Collaborate with the Senior Solutions … Concepts (POCs) and prototype solutions, leveraging cloud services, AI, VR/AR, and other emerging technologies. Work closely with development teams to deliver strategic initiatives, supporting adoption of modern software practices. Develop reusable technical assets, including reference architectures, implementation playbooks, and solution templates to accelerate delivery across group companies. Provide guidance on software engineering best practices, CI/ More ❯

collaboratively with others. We offer some great opportunities for career progression and development, alongside a competitive salary and a great benefits package. We have an opening for a passionate Senior Software Engineer. This would be suitable for a Mid-Level Software Engineer who is looking for that next step up as a Senior Software Engineer. THIS ROLE IS BASED IN DEESIDE 2 DAYS A WEEK, ONLY APPLY IF YOU CAN COMMUTE. What We Are Looking For: An experienced C#, .Net Engineer, who is looking to make that step up to a senior lead position. Experience of mentoring junior engineers. Experience with Microsoft Azure, Terraform, and C# in an integration team. Knowledge More ❯

collaboratively with others. We offer some great opportunities for career progression and development, alongside a competitive salary and a great benefits package. We have an opening for a passionate Senior Software Engineer. This would be suitable for a Mid-Level Software Engineer who is looking for that next step up as a Senior Software Engineer. THIS ROLE IS BASED IN DEESIDE 2 DAYS A WEEK, ONLY APPLY IF YOU CAN COMMUTE. What We Are Looking For: An experienced C#, .Net Engineer, who is looking to make that step up to a senior lead position. Experience of mentoring junior engineers. Experience with Microsoft Azure, Terraform, and C# in an integration team. Knowledge More ❯