Filtronic is looking for a
Senior Embedded Software Engineer
to join our growing software engineering team in Cambridge.
You will play a key role in the
design, development and integration of embedded software and firmware
for advanced RF and communications products, working across the full product lifecycle from concept and development through to volume manufacture.
The role has a strong focus on
Zephyr-based embedded development
, with opportunities to work across embedded Linux, Yocto, bare-metal firmware, networking and secure communications.
You will work closely with experienced
RF, FPGA, hardware and systems engineers
, contributing to products supporting applications across
telecommunications, space, high-altitude platforms and defence
. Senior Embedded Software Engine...
What you'll be doing
As a Senior Embedded Software Engineer, you will contribute to the architecture, development, integration and support of embedded software across a range of products and subsystems.
Your responsibilities will include:
Architecting, developing and maintaining embedded firmware using
Zephyr and bare-metal environments
.
Developing and maintaining
embedded Linux systems
, including Yocto-based platforms.
Carrying out
prototype board bring-up
, using software debugging techniques, oscilloscopes and logic analysers.
Designing and maintaining
board-to-board and digital communication interfaces
, including CAN, SPI, I2C, UART and RS422.
Developing networking interfaces and services, including
REST APIs, SNMP agents and OpenAPI specifications
.
Developing and debugging TCP/UDP communication layers and investigating low-level networking and protocol performance.
Developing secure communications, including authentication, encryption, secure firmware updates and system hardening.
Supporting vulnerability assessment and security improvement using appropriate tools and techniques.
Developing embedded Linux services, daemons, device drivers and communication middleware.
Leading technical troubleshooting and
root-cause analysis
of embedded networking and security issues.
Defining embedded software requirements,



interface specifications and technical documentation.
Working collaboratively with hardware, FPGA and systems engineers to ensure reliable data and control interfaces. Senior Embedded Software Engine... Senior Embedded Software Engine...
We're looking for an experienced embedded software engineer who can contribute across the software development lifecycle and is comfortable working close to the hardware.
Essential experience and skills:
Strong professional experience developing
low-level embedded software and firmware
.
Strong experience developing software using
Zephyr
.
Experience with
prototype board bring-up
and hardware/software integration.
Ability to read and interpret
circuit schematics and component datasheets
.
Strong C and C++ programming skills, including experience optimising software for
CPU, memory and other resource-constrained environments
.
Experience developing digital communications interfaces such as
CAN, SPI, I2C, UART and RS422
.
Solid debugging and diagnostic skills using tools such as
oscilloscopes, logic analysers and software debugging tools
.
Strong analytical, communication and technical documentation skills. Senior Embedded Software Engine...
Desirable experience:
ARM Cortex-M and Cortex-A development, particularly
STM32
.
Yocto, PetaLinux
or similar embedded Linux build systems.
Linux kernel architecture, device drivers, bootloaders, systemd and Linux services.
Other RTOS environments and/or bare-metal firmware development.
Secure networking protocols including
TLS, SSH, IPSec and HTTPS
.
Authentication, encryption, secure boot and secure firmware update mechanisms.
Python development.
Experience working with
high-frequency RF systems
.




MISRA C/C++ or other high-reliability software development frameworks.
Linux automation, CI/CD and automated testing.
Container technologies such as Docker or Kubernetes.
Practical experience making minor PCB modifications or attaching leads for probing and debugging.
Ability to obtain
SC security clearance
, where required. Senior Embedded Software Engine...
Working at Filtronic
You'll join a
growing, team-oriented and multidisciplinary engineering team
, working alongside colleagues across software, RF, FPGA, hardware and systems engineering.
Our engineers work on technically challenging products where embedded software is closely integrated with the underlying electronics and communications systems. The role provides the opportunity to work with established codebases as well as contribute to new product development and technology.
Salary benchmarked at the top end of the market range to attract the strongest candidates.
37.5 hour working week
25 days' holiday plus public holidays, with the option to buy up to 5 additional days
Contributory pension scheme with up to 8% company contribution
Life Assurance
Income Protection Insurance
Save As You Earn (SAYE) share scheme
Electric Vehicle (EV) scheme
Cycle to Work scheme
Volunteering day
Learning and development opportunities
Hybrid working available
Relocation assistance is available, if required.
We are always happy to answer any questions you may have about the role, what we do, our culture or what it is like to work at Filtronic.
Diversity & Inclusion
At Filtronic, we believe diverse perspectives drive innovation. We're committed to creating an inclusive workplace where everyone is treated with respect and has the opportunity to succeed. We welcome applications from all suitably qualified candidates regardless of age, disability, gender reassignment, marriage or civil partnership, pregnancy and maternity, race, religion or belief, sex or sexual orientation. If you require any reasonable adjustments during the recruitment process, please let us know. We'll be happy to support you throughout your application journey.
#J-*****-Ljbffr

📌 Senior Embedded Software Engineer (Hobart)
🏢 Filtronic
📍 Hobart